Triazole derivatives useful in therapy
Abstract
The invention provides compounds of formula (I) :R<1>-OP(O)(OH)2, wherein R<1> represents the non-hydroxy portion of a triazole antifungal compound of the type comprising a tertiary hydroxy group; or a pharmaceutically acceptable salt thereof. The compounds of the invention are useful in the treatment of fungal infections, and have good aqueous solubility.
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Expired 26 June 2018, 8.2 years ago.
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13 claims: 12 independent, 1 dependent
- 1Krtfiir Krtfiir 1. Efoasamband með formúlu I, An compound of formula I, R'-OP (O) (OH) a in pairs as R1 represents the non-hydroxy portion of the triazole antisense compound of the species consisting of a tri-hydroxyl group;R’-OP(O)(OH)a I par sem R1 táknar hlutann án hýdroxý hjá tríasól andsveppa efaasambandinu af tegundinni sem samanstendur af þrígreindum hýdroxýhóp;eða lyfjafræðilega hæft salt par af. or a pharmaceutically acceptable salt pair.
- 3Compound as shown in krdfo 2, pair as R2 is 2,4-difluorophenyl. 3. Efoasamband eins og kemur fram i krdfo 2, par sem R2 er 2,4diflúrfenýl.
- 4Eftiasamband eins og kemur fram ί krdfo 2 eda krdfo 3, par sem R3 er H eða metýl. 4. Relationship as stated in the following paragraphs:3 is H or methyl.
- 6Eftiasamband eins og kemur fram i hverri sem er af undanfarandi 5 krdfum, sem er 2-(2,4-diflúrfenýl)-l,3-bls(lH-l,2,4-tríasól-l-ýl)-2própýl tvivetnis fosfat;eða (2R,3S)-2-(2,4-diflúrfenýl)-3-(5-flúr-4pýrimídmýl)-l-(lH-l,2,4-tríasól-l-ýl)-2-bútýl tvivetnis fosfat;eða lyfjafræðllega hæft salt þar af. A compound as claimed in any one of the preceding claims, which is 2- (2,4-difluorophenyl) -1,3-bis (1H-1,2,4-triazol-1-yl) -2-propyl tvivetnis phosphate;or (2R, 3S) -2- (2,4-difluorophenyl) -3- (5-fluoro-4-pyrimidinyl) -1- (1H-1,2,4-triazol-1-yl) -2-butyl triphenylphosphate ;or a pharmaceutically acceptable salt thereof.
- 7Lyfjasamsetning, sem samanstendur af Efnasambandi meti formúlu 1, eins og skilgreint er ί krdfii 1, eda lyfjafræðilega hæft salt þar af i bldndu með fyfjafræðllega hæfu hjálparefni, þynningarefni eda burdarefni. A pharmaceutical composition comprising a compound of formula 1 as defined in claim 1, or a pharmaceutically acceptable salt thereof, with a pharmaceutically acceptable excipient, diluent as a carrier.
- 8Eftiasamband með formúlu I, eins og skilgreint er ί krdfii 1, eda lyfjafrædllega hæft salt þar af, til notkunar sem læknislyf. A compound of formula I as defined in claim 1, or a pharmaceutically acceptable salt thereof, for use as a medicament.
- 9Notkun á eftiasambandi med formúlu 1, eins og skilgreint er i krdfii 1, eda lyfjafræðilega hæfu salti þar af vid framleidslu á laeknislyfi til ad medhdndla eda hindra sveppa sýkinga. Use of a compound of formula 1 as defined in claim 1, or a pharmaceutically acceptable salt thereof, in the preparation of a medicament for the treatment of fungal infections.
- 10A process for preparing a compound of Formula 1, as defined in claim 1, of a pharmaceutically acceptable salt thereof, comprising phosphorylation of Formula I, 10. Adferd fyrir framleidslu á Efnasambandi med formulu 1, eins og skilgreint er ί krdfii 1, eda lyfjafrsdilega hæfu salti þar af sem felst i fosfórun á eftiasambandi med formulu Π, ROH Π where R1 is as defined in claim 1;ROH Π þar sem R1 er eins og skilgreint er ί krdfii 1;and where your damn it is worthy is og þar, sem þess er dskad eda þad er naudsynlegt, er Efnasambandinu, sem faest, breytt í lyfjafrsdilega hæft salt eda fifugt. The resulting compound is converted to a pharmaceutically acceptable salt.
- 11A process as claimed in the present invention, in which the hydroxy protecting groups are derived from the compound of formula V 11. Adferd eins og fram kemur ί krdfii 10 sem felst í ad fjarlsgja hýdroxý vemdarhópana frá eftiasambandi med fonnúlu V R1-0P (O) (ORc) [OR 'I) where R1 is defined and defined in claim 1 and rc and r0 stand independently for hydroxy protecting groups selected from benzyl optionally substituted by one or more halogen atoms. R1-0P(O)(ORc)[OR‘I) þar sem R1 er elns og skilgreint er i kröfu 1 og Rc og R0 standa óháö öðru fyrir hýdroxý vemdarhópa sem eru valdir úr bensýl sem er mögulega setlð með einu eða fleiri halogen atdmum.
- 12A compound of formula V and defined in claim 11. 12. Efhasamband með formúlu V elns og skilgreint er f krfifu 11.
- 13A method of treating water solubility in a triazole antiparasitic compound of the species consisting of trihydric hydroxide which is converted into the three-membered hydroxy group in OPIO) (OH)2 a group, or a pharmaceutically acceptable salt thereof. 13. Aðferö til ad baeta vatnsleysnl hjá triasól andsveppa efiiasambandi af tegundlnnl, sem samanstendur af þrigrelndum hýdroxý hop, sem feist í þvi að breyta þrígreinda hýdroxý hópnum í OPÍO)(OH)2 hóp, eða fyfjafraedilega hæfii salti þar af.
Independent claims12
181 paragraphs in 5 sections, as filed
The present invention relates to triazole derivatives useful in medical treatment (especially for the treatment of fungal infections in human and mammalian mammals), their use, compositions containing them, and behavioral modeling therapies.
Very rich triazole antiseptic compounds are known. TU Example European Patent Application Example 7 is specified (2R, 3S) -2- (2,4-difluorophenyl) -3- (5-fluoro-4-pyrimidinyl) -1- {1H-1,2,4-triazol- l-yl) -butan-2-ol (also known as viciconasol) which has a particularly good activity against a fungal fungal mushroom fungus. However, the compound has low solubility in an aqueous medium which requires the use of diluent intermediates for aqueous compositions such as formulations. European patent application 0440372 discloses a combination of cyclodextrin derivatives to improve solubility; however, it is always desirable to minimize the number of compounds in combination to minimize the most adverse adverse reactions in patients.
British Patent Application 2,128,193 discloses phosphoric acid ester for use as a fungal fungicide and insecticide.
Maurin and Fletri [Int J Pharm, 1993, 94 (1-3), 11-14] are prepared with α- (2,4-difluorophenyl) -α - [(1- (2- (3-pyridyl) phenylethenyl)] -1H-1,2,4-triazole-1-ethanol bismesylate, which is designated as a high-solvents antiviral agent.
Other triazole antiseptic agents are known from European Patent Application 0576201 and International Patent Application WO 97/01552.
European Patent Application 0413674 discloses the formation of glycosidase mediated phosphorus free hydroxy group in the molecule. However, phosphorylation of the three-membered hydroxy groups is not yet described.
It has now recovered triazole antiseptic compounds of the type consisting of a tricyclic group, including (2R, 3S) -2- (2,4-difluorophenyl) -3- (5-fluoro-4-pyridinyl) -1 - (1H-1,2,4-triazol-1-yl) -butan-2-ol, is converted to a prodrug which has a high degree of solubility, but is readily converted to the desired amount to form the desired active ingredient.
According to the invention , the compounds of Formula I,
Wherein R<sup>1</sup> represents the non-hydroxy portion of the triazole antisense compound of the species consisting of a tri-hydroxyl group;
as well as a pharmaceutically acceptable salt thereof [hereinafter referred to as "the subject matter of the invention").
SUMMARY OF THE INVENTION The first aspect of the present invention is that the three-membered hydroxy group in the triazole antiseptic compounds has not previously been activated.
Pharmaceutically acceptable salts, as mentioned herein, contain an alkali metal salt of phosphate inhibitor, for example, disodium or dikalium salt;
and with tertiary amines such as ethylenediamine, glycine edcoline sdlt
Heist represents R<sup>1</sup> hdp with formula la,
<img file="IS1995B_D0001.tif" />
where
R<sup>3</sup> represents phenyl which is substituted with one or more halogen atoms;
R<sup>3</sup> represents H and CH
R3a represents H and C together<sup>3</sup> may he be present for = CH2 and R<sup>4</sup> represents a 5-membered 6-membered heterocyclic ring containing a coding agent and is optionally substituted with one or more additional substituents selected from the group consisting of: 0, phenyl [which is substituted with hdpi selected from CN and (CeHJ-OCHaCFaCHFal and CHa = CH- (CeHd-OCH2CF2CHF2) eda phenyl substituted with one or more other hydrocarbons selected from the group consisting of methylpyrazolyl and methylpyrazolyl.
When R<sup>1</sup> represents hdp of Formula 1a, as defined above, R is<sup>3</sup> heist 2,4-difluorophenyl and R<sup>3</sup> Is there any milk?
Heterocyclic ring containing kdfhunarefnl as R<sup>4</sup> a combined phase of triasafyl, pyrimidinyl and thiazolyl may be present.
The main knowledge of Rd<sup>1</sup> may be present:
<img file="IS1995B_D0002.tif" />
<img file="IS1995B_D0003.tif" />
Triazole antagonize the compounds of the corresponding groups (a) - (g) hereinbefore:
(a) D-0870 (developed by Zeneca, see also Example 19, European Patent Application 0472392); (b) fluconazole (sold by Pfizer, also incorporated in British Patent Publication No. 2099818); (c) Example 7 of European Patent Application 0440372, also known as voriconazole; (d) U.S. Pat. No. 4,952,232. (e) compound of Example 8 from the present application, - (f) Compound A of WO 95/22973 (see page 29) initially designated as compound 30 in a example of EP 567982; Qg (g) ER-30346 (see "Drugs of the Future", 1996, 21 (1): 20-24, "Tetrahedron Letters", Volume 37, 45, Journal 81178120,1996 and European Patent Application No. 0667346, Example 88).
The present invention also provides a process for the preparation of a compound of Formula I as defined above, a pharmaceutically acceptable salt thereof, comprising a phosphorus compound of Formula Q,
ROH where R<sup>1</sup> is as defined above:
and where it is drowsy or it is difficult to detect, the compound obtained is converted into a pharmaceutically acceptable salt of the opposite.
You can perform phosphorus by using the following steps (1) - (3):
(1) Formula Compound, as defined above, is reacted with Formula H1 compound,
R »R> NP (OR<sup>c</sup>) (OR<sup>d</sup>) ΠΙ where R<sup>a</sup> and r<sup>b</sup> independently represent C1-6 alkyl, phenyl or substituted phenyl, or may be combined with the nucleotide of the atom to which they are attached, the standard of the ring and the morpholine ring; and r<sup>c</sup> and R * independently represent a hydroxyl group selected from benzyl optionally substituted with one or more more atoms; to give a phosphite compound of formula IV,
R1-O-PIOR'KORO) IV wherein R<sup>1</sup>, R<sup>c</sup> and r<sup>d</sup> are as defined above.
The solvent can be reacted with a solvent which does not adversely affect a reaction (e.g. methylene chloride) with mild acid (e.g., tetrazole, 5-methyltetrazole or pyridinium hydrobromide) and then 4-dimethylamididpyridine at room temperature above.
(2) The resulting phosphorus of formula IV is reacted with oxides (for example, persylan dns and 3-chloroperoxy-benzoic acid or H2O2) to give phosphate of formula V,
R<sup>1</sup>-OP (O) (ORI<sup>:</sup>) (OR<sup>d</sup>) V where R<sup>1</sup>, R® and R<sup>d</sup> are as defined above. A solvent can be carried out which has no bad influence on the reaction (eg methylene chloride or ethyl acetate, below room temperature (typically 0 ° C to -20 ° C).
(3) The hydroxy protecting group is removed from the compound of formula V to give a compound of formula I as defined above.
As an alternative to step (1), phosphorus of formula IV can be obtained according to steps (IA) and (1B):
(IA) A compound of formula II, as defined above, is reacted with PCI3 in the presence of a base for the purpose of providing an intermediate of a compound of formula VI,
Ri-O-PCla VI where R<sup>1</sup> is defined and defined above. A solvent can be eliminated, which does not adversely affect the reaction (e.g.
methylene chloride or ethyl acetate), leaving the residue -20 to + 20 ° C (for example, 0 ° C). Suitable bases contain pyridine and N-methylimidazole.
(IB) Compound of Formula VI is reacted with a compound of Formula ROH and / or RQQH (wherein R<sup>c</sup> and r<sup>d</sup> are as defined above) to provide a compound of formula IV and a term is defined hereinbefore. The reaction is effected without isolating a compound of formula VI with a temperature close to room temperature.
Hydroxy protecting groups as R<sup>e</sup> and r<sup>d</sup> can stand for containing 2,6-dichlorobenzyl and 2-chloro-6-fluoro-benzyl. Removal of benzyl can be accomplished by using catalytic hydrogenation (eg Peariman catalyst or palladium-on-carbonyl) or bromotrimethylsilane.
If step (3) is carried out in the presence of sodium acetate or sodium hydroxide, a & disodium salt can be directly directed.
Step (3) in the above procedure and a further compound of formula V form part of the invention. The compounds of formula I and III are either known or available using known methods.
It is evident to those skilled in the art that it may be appreciated that protection and depletion of useful groups may occur during the preparation of the compound of the invention. It can be performed with conventional behaviors, for example, described in Protective Groups in Organic Synthesis by TW Greene and PGM Wuts, John Wiley and Sons Inc, 1991.
The compounds of the invention are useful because they possess pharmacological activity in animals, including human beings. In particular, the compounds are useful in treating any barrier fungal infections. TU samples are useful in treating city-borne fungal infections in humans, which are caused by medals of life, type of huitsvamp, haemorrhage, arsporasuepp eda skin throat / usuepp and mucous membranes that are caused by huitlettum huitsvepp (eg thrombus and vaginal candidiasis). Alternatively, they can be used for maintenance of systemic fungal infections caused by daemis of a type of hut soup (eg huttiet huitsvepp), sweetie soup, gutum knupple, jwrigatus jewrigatus, Cocddtoldes, Paracocddtodes, unauthorized or sprinkled milk.
However, also in accordance with the present invention, the present invention relates to the use of the present invention as a medicament and to the use of the present invention for the preparation of medicaments for the purpose of inhibiting fungal infections.
Advantageously, food A supplements the activity of the compounds of the invention in a test tube with the desired minimum inhibitory concentration, which is the concentration of test compounds of a suitable agent in which a particular specific microorganism is inhibited. In practice, agar platelets are tested, since the test of a compound of serotoninic strength is included in each plate, standardized by standardized rectangular white pepper and each plate is grown for 48 hours at 37 ° C. Plates are investigated to investigate the presence of fungal growth, and the relevant minimum inhibitory strengths are recorded. Other microorganisms used in such tests may include cyanopeptigate type, type of appendiculate, type of microspheroidal sprays, epidermal fibrosis, Cooddialdes tmmif and Torulopsis glabrala.
Some of the aspects of the invention can not be demonstrated in these biosynthesis tests, even though they are active in Vfandi.
The formulations of the invention may be performed in the intravenous doses of intravenous or intravenous injection or by oral administration of mouse immunosuppressed with, for example, variants of immobilized hernia aseptic fibrosis. Vlrknl is a population of mice who receive treatment and death after death of unprotected mice. Dose size at which the compound refers to a 50% protection against the lethal effect of the antibiotic (PDe) is recorded. In the case of infections of the genus type, the number of mice allowed. which is cured by infection after a certain dose, further evaluation of the tumor.
The present invention may be administered to the general public, but generally they will be administered with a pharmaceutically acceptable carrier according to the nature of the drug administered and to the standard pharmacokinetics. For example, it is possible to administer them by mouth in a tablet form that contains a binder of starch and starch of lactose or in capsules or icecream whether or not a single or mixed binder or in the form of elixirs, solutions or suspensions that contain flavor or coloring agents. Injection of the gastrointestinal tract can be performed, for example, intravenously, intravenously or in a bedside bed. For parenteral administration, it is best to use them in a form of sterile aqueous solution which may contain other ingredients, such as sufficient salts or ghichosomes to make the solution of hypertension blothil.
In oral and gastrointestinal administration to patients, the daily dose of the compounds of the invention is from 0.01 to 20 mg / kg (in divided doses) when given orally by mouth. Thus, for example, the capsules of the compounds contain from 5 mg ul 0.5 g of active ingredients to one another for one or two more in the same period, whichever is the longer.
In any event, your doctor will determine the dose of medicine that will suit each individual patient, depending on the age, weight and response of individual patients. The above-mentioned pharmacokinetic parameters are typical of a mefial case; Aufivitafi can verify for occasional cases where the higher the pharmacokinetic dose range is difficult to understand and are such within the scope of the invention as discussed herein.
However, it is possible to give the compounds of the invention the form of the capsule in which they are administered to the local area in the form of a lotion, solution, cream (consisting of a water-like drop of polyethylene glycol of a polyethylene glycol); Eating is given in ointment in the range of 1 to 10%, with an ointment consisting of a white waxy white white parafin base with a preservative and a rotary fiber as needed.
Thus, according to the present aspects of the invention, a pharmaceutical composition comprising a boil of less than 50% by weight of the compound of the invention is comprised of a pharmaceutically acceptable excipient, excipient of excipient. Water-based combinations are particularly interesting.
The invention is described by the following examples.
Case 1
2- (2,4-Difluorophenyl) -1,3-bia (1H-1,2,4-triazol-1-yl-2-propylphenyl) phosphate (a) Dibenzyl 2- [2,4-difluorophenyl] -1,3- 1,2,4-triazol-1-yl) -2-propyl phosphate
AfiferOA
<img file="IS1995B_D0004.tif" />
I, (BnOKPNTrj Tetrufil
2.OCPBA
<img file="IS1995B_D0005.tif" />
A solution of 2- (2,4-difluorophenyl) -1,3-bis (1H-1,2,4-triazol-1-yl) propan-2-ol (also known as fluconazole, 10.0 g , 32.6 mmol), 1H-tetrazole (6.85 g, 97.8 mmol), dibenzyl diisopropyl phosphoamide (22.55 g,
65.2 mmol) in methylene chloride (100 mL) at room temperature under a nitrogen atmosphere for 2 hours. The mixture was then cooled to QPC. A solution of 3-chloroperoxybenzoic acid (13.5 g, 50-55% wt., 39.1 mmol) in methylene chloride (50 mL) was added while maintaining temperature at 0 ° C. The resulting mixture is allowed to warm to room temperature for 1 hour before rinsing with aqueous sodium metabisulphite and sodium bicarbonate. After drying (MgSO 4), the solvent was removed and recycled with methyl isobutyl ketone (37 ml) and tert-butyl methyl ether (74 ml). After about 10 ° C for 1 hour the product was filtered and washed with ice-cold methyl isobutyl ketone and tert -butyl methyl ether (1: 3, 15 ml) and dried at 50 ° C in vacuo for 18 hours to give sub-title compound (16.05 g, 87%), melting point 93 ° C.
Found: C, 57.12; H. 4.46: N, 14.85. C18 H15 N2 O4 O4 C, 57.24; H, 4.46; N. 14.84%, m / z 567 (MH +).
> H NMR (300 MHz, CDCl3) δ = 4.90 (d, 2H), 4.95 (d, 2H), 5.05 (d, 2H). 5.19 (d, 2H), 6.58-6.73 (m, 2H), 6.88-6.95 (m, 1H), 7.20-7.30 (m,
4H), 7.32-7.38 (m, 6H), 7.80 (s, 2H), 8.36 (s, 2H).
AfiferðB
<img file="IS1995B_D0006.tif" />
2. BnOH
3. HA
<img file="IS1995B_D0007.tif" />
Into ethyl acetate (1530ml) was added 2- (2,4-difluorophenyl) -1,3-bis (1H-1,2,4-triazol-1-yl) propan-2-ol (also known as fluconazole , 306 g, 1.00 mol) and pyridine (237.3 g, 3.00 mol) before being cooled to 0 ° C. Phosphorus trichloride (137.4 g, 1.00 mol) was added dropwise to the reaction mixture while maintaining a temperature between 0-5 ° C before allowing the reaction to warm to 15 ° C per 30 minutes. Benzyl alcohol (216 g, 2.00 mol) was then added over 30 minutes at 15-20 ° C. After 30 minutes in addition, hydrogen peroxide (27.5% wt. In water, 373 g) was added while maintaining a temperature at 15-20 ° C. After 30 minutes the aqueous phase was removed and the organic phase was washed with aqueous sodium metabisulfite, dilute hydrochloric acid and water. The solvent was removed under reduced pressure and purified with methyl isobutyl ketone (850 ml) and tertbutyl methyl ether (1132 ml). After 20 ° C for 1 hour and at 0 ° C for 1 hour, the product was filtered and washed with ice-cold tert-butyl methyl ether (2x220 ml) and dried at 50 ° C under vacuum for 18 hours to give submergide of compound ( 358 g, 63%). Melting power and spectroscopic values were exactly as indicated in behavior A.
(b) 2- (2,4-Difluorophenyl) -1,3-bis (1H-1,2,4-triazol-1-yl) -2-propyl triphenyl phosphate
<img file="IS1995B_D0008.tif" />
F
A slurry of a compound of step (a) (9.80 g, 17.3 mmol), 5% palladium on a carbon catalyst (50% wet, 1.0 g) and sodium hydride pad (1.38 g,
34.6 mmol) (26 ml) was hydrogenated at room temperature and 414 kPa (60 psi) for 20 hours. The solution was filtered through a pad of celite (water and water with water (5 ml) .Toluene was separated and the aqueous layer was quenched at 0 ° C and then sulfuric acid (1.70 g,
17.3 mmol) was added. The resulting slurry was allowed to reach 0 ° C for 1 hour and then washed with water (2x5 ml) and dried at 50 ° C to give the title compound (5.80 g, 87%). Braedslumark 223-224 ° C.
Fundid: C. 40.28; H, 3.39; N, 21.63. CisHisFaNeO4 P requires C, 40.43; H, 3.39; N, 21.76%.
Ή igamsegulherma (300 MHz, DMSO) δ = 5.07 (d, 2H) 5.24 (d, 2H), 6.776.83 (m, 1H), 7.00-7.18 (m, 2H), 7 , 75 (s, 2H), 8.53 (s, 2H).
Dawmig
242,4-Difluorophenyl-1,3-dihydro-1,2,4-trimethyl-1-yl) -2-propyl disodium foafate
<img file="IS1995B_D0009.tif" />
A solution of the compound of Example 1 (a) (10.0 g, 17.7 mmol) and sodium acetate (2.90 g, 35.3 mmol) in ethanol (160 mL) and water (20 mL) was hydrogenated over Pearlman incubation (1.00 g) at room temperature and at 345 kPa (50 psi) for 16 hours. The solution was filtered through a pad of celite (vdrum) and the solvent removed under reduced pressure to leave a thick syrup. The pad was dissolved in ethanol (100 ml) with high-resolution sonication and heated to reflux. The resulting solution was allowed to cool slowly and formed 1 hour at room temperature. The product was poured, washed with ethanol (10 ml) and purr quenched at 50 ° C to give the title compound (4.48 g, 59%). Brsedslumark 160-162 ° C.
> H iqamsegulherma (300 MHz, DaO) δ = 5.01 (d, 2H), 5.40 (d, 2H), 6.60 (m, 1H), 6.79 (m, 1H), 7.11 (m, 1 H). 7.63 (s, 2H), 8.68 (s, 2H).
(2R, 3S) -2- (2,4-Difluorophenyl) -3- (4-fluorophenyl) -1- [1H-1,2,4-triazol-2-yl] -2- (2,4-difluorophenyl) -3- (5-fluoro-4-pyridinyl) -1-methyl-1,2,4-thiazol-1-yl] -2-butyl phosphate
<img file="IS1995B_D0010.tif" />
<img file="IS1995B_D0011.tif" />
48.9 mmdl) in methylene chloride (100 ml) was added while maintaining a temperature below 0 ° C. The obtained mixture was allowed to warm to room temperature for 10 minutes, washed with aqueous sodium metabisulphite and sodium bicarbonate. After drying (MgSO4) and concentrated, the precipitate was purified by column chromatography (silica gel, 300 g, eluting with ethyl acetate) to give the subtitle compound as a sieve (17.86 g, 60%), m / z 610 (MH +) .
Ή Kjamsegulherma (300 MHz, CDCl3) δ = 1.39 (d, 3H), 4.41 (q, 1H). 4.79 (d, 2H). 4.96 (d, 2H), 5.34 (d, 1H). 5.40 (d, 1H). 6.59-6.66 (m, 1H), 6.72
6.82 (m, 1H), 7.02-7.18 (m, 3H), 7.23-7.37 [m, 8H), 7.79 (s, 1H), 8.46 (d, 1H), 8.52 (s, 1 H), 8.90 (d, 1 H).
(b) (2R, 3S) -2-12,4-Difluoromethyl-3- (5-fluoro-4-T) pyrimidinyl) -1- {1H-1,2,4-triazol-2-yl-2-butyltrimethyl phosphate
<img file="IS1995B_D0012.tif" />
<img file="IS1995B_D0013.tif" />
A solution of a compound of step (a) (5.0 g, 8.83 mmol) in methanol (100 mL) was hydrogenated over Pearlman catalyst (1.0 g) at room temperature and at 414 kPa (60 psi) for 16 hours. The solution was the pillow of seals (weed) and thickness. Dilute the butter in a hot medium (20 ml) and allow to reach 0 ° C for 1 hour. After filtration with methanol (5 ml) the product was dried in vacuo at 50 ° C to give the title compound (1.72 g, 49%). Calculation 145-146 ° C.
Ή Kjamsegulherma (300 MHz, DMSO) δ = 1.31 (d, 3H), 4.01 (q, 1H). 5.31 (d, 1H), 5.42 (d, 1H), 6.90-6.97 (m, 1H). 7.04-7.14 (m, 1H), 7.20-7.30 (m, 1H), 7.95 (s, 1H), 8.70 (d, 1H), 8.73 (s, 1H). 8.89 (d, 1H).
(2R, 38) -2- [2,4-Mlorophenyl-3- (N-tert-4-pyridinyl) -1H-1,2,4-triazol-2-butyltrimethylphosphate in Formula (a) Bisí2-chloro-6-flt
i) [2R, 3S) -2- (2,4-Diphenylphenyl) -3- (5-fluoro-4-pyrimidinyl) -1- [1,2,4-triazol-1-yl] -2-butyl phosphate
<img file="IS1995B_D0014.tif" />
was allowed to provide iert-butyl methyl ether (60 ml) for 2 hours at 0 ° C. The product was filtered off with ice-butyl methyl ether (20 ml) dried at 50 DEG C. for 18 hours to give a substitutent compound as a white crystalline solid (18.1 g, 88% yield), broth 140- 141 ° C.
Ή Kjamsegulherma (300 MHz, CDCl 3) δ = 1.39 (d, 3H), 4.33 (q, 1H), 5.08 (d, 1H), 5.13 (d, 1H), 5.27 d, 1H), 5.31 (d, 1H), 5.32 (d, 1H), 5.42 (d, 1H), 6.60-6.75 (m, 2H), 6.92-7 , 7 (m, 2H), 7.11-7.37 (m, 5H), 7.81 (s, 1H), 8.44 (d, 1H), 8.61 (s, 1H) 91 fs, 1H).
(b) (2R, 3S) -2- (2,4-Difluorophenyl) -3- (5-fluoro-4-pyridinyl) -1-ethyl-1,2,4-triazol-1-yl) -2-butyl disiphatic phosphate
<img file="IS1995B_D0015.tif" />
A mixture of compound of step (a) (50 g, 70 mmol), sodium hydroxide (8.40 g, 210 mmol) and 5% palladium on carbon catalyst (10 g) 1 toluene (450 mL) and water (150 mL) hydrogenated at room temperature and
414 kPa (60 ppp) for 24 hours. The reaction mixture was filtered through a seal (trademark) and the toluene layer was separated and discarded. The aqueous layer was then washed with methylene chloride (2x75ml) and toluene (2x75ml) then cooled to 0 ° C and then brennistelnic acid (10.3g, 105mmol) was added. After cooling for 0 ° C for 1 hour, the residue was filtered, washed with water (60 ml) and dried in vacuo at 50 ° C for 16 hours to give the title compound (20.5 g, 68%). The stereotype nucleosomal nuclei were exactly the same as those obtained in Example 3 (b).
Found: C, 44.48; H, 3.45; N, 16.19. C22 H11 N5 O5 C4 C, 44.77; H, 3.52; N, 16.31%.
Deml [2R, 3B] -2- (2,4-Difluorophenyl) -3- [5-fluoro-4-pyrrolidinyl] -1- (1H-1,2,4-triazol-1-yl) -2-butyl (2-hydroxyethyl) trimethylimidazol- nx vetnl "fogfat" HhWrat
<img file="IS1995B_D0016.tif" />
To a stirred slurry of compound of Example 3 (b) (214.7 g, 500 mmol) of acetone (2070 mL) was added a solution of choline bicarbonate (75% wt. Water, 110 g, 500 mmol) over 10 minutes. The slurry was heated to reflux for 20 minutes, filtered through a pad of selite (trademark) to remove all insoluble substances, then cooled to 20 ° C qg for 1 hour. The obtained product was collected by filtration, washed with acetone (2x250 ml) and dried at 20 DEG C. for 18 hours to give the title compound (233.3 g, 74%) m.p. 114-115 ° C,
Ή iqamsegulherma (300 MHz, DMSO) δ = 1.23 (d, 3H), 3.07 (s, 9H), 3.38 (t, 2H), 3.60 (q, 1H). 3.78 (q, 2H), 5.50 (s, 2H). 6.72-6.80 (m, 1H). 6.947.02 (m, 1H), 7.36-7.42 (m, 1H), 7.82 (s, 1H). 8.59 (d, 1H). 8.78 (d, 1H),
9.35 (s, 1H).
Dnmi6
2- (2,4-DíflÆrfenfl) -l- {3 - [(B) -4- (2.2.3.3-tetraflÆrprópoxÝlBtÝrfll-lH1.2.4-triazine-l-yl-3- (tH-1,2,4-l- & trfaa * 1-yl-2-propyl triphenyl phosphate (a) Dibenzyl 2- [2,4-difluorophenyl] -1- [3 - [(E) -4- (2,2,3,3-tetrafluoropropoxymethyl) -1H-1,2,4-triazol-1-yl) 3-uh-1,2,4-triazol-l-yl) -2-própvlfosfat
<img file="IS1995B_D0017.tif" />
2- (2,4-Difluorophenyl) -1- {3 - [(E) -4- (2,2,3,3-tetrafluoropropoxy) pyryl] -1 H -1,2,4-triazol-1-yl) -3 - (1H-1,2,4-triazol-1-yl) propan-2-yl (racemic compound of Example 19, EP 0472392, 475 mg, 0.88 mmol), N-tetrasol (185 mg, 2 , 64 mmol) and dibenzyl diisopropylphosphoimithite (607 mg, 1.76 mmol) in methylene chloride (5 mL) were stirred at room temperature under a nitrogen atmosphere for 20 hours. The mixture was then cooled to 0 ° C and hydrogen peroxide (1.0 ml, 30% solution) was added dropwise while keeping the temperature below 20 ° C. The resulting mixture was stirred at 20 ° C for 30 minutes before separating the organic layer and rinsed with water, dried (MgSO4) and the solvent was evaporated. The resulting pale yellow oil was purified by column chromatography (silica gel, eluting with ethyl acetate / hexane) to give sub-title compound as a viscous syrup (595 mg,
Ή Kjamsegulherma (300 MHz, CDCl3) δ = 4.37 (t 2H). 4.91 (d, 2H), 4.97 (d, 2H), 5.02 (d, 1H). 5.07 (d, 1H, 5.16 (d, 1H), 5.18 (d, 1H), 6.05 (tt, 1H),
6.59-6.78 (m, 2H), 6.82 (d, 1H), 6.90 (d, 2H), 6.91-7.00 (m, 1H), 7.21-7, 38 (m, 10H), 7.42 (d, 2H), 7.42 (d, 1H), 7.79 (s, 1H), 8.28 (s, 1H), 8.39 (s, 1H ) (b) 2- (2,4-Difluorophenyl) -1- (3-chloro-4- (2,2,3,3-trifluoropropoxy) pyrrole] -1H-1,2,410 triazol-1-yl) -3- [1,2-triazolo [ -1-yl) -2-propyl triphenyl phosphate
<img file="IS1995B_D0018.tif" />
A solution of step (a) (298 mg, 0.37 mmol) in methylene chloride (5 mL) was cooled to 0 ° C and then bromotrimethylsilane (254 mg, 1.66 mmol) and pyridine (180 mg) , 3.10 mmdl). The resulting mixture was stirred at 0 ° C for 3 hours and then quenched with water (1 ml) containing sodium hydroxide (96 mg, 2.41 mmdl). The mixture was then acidified with dilute sulfuric acid and the product extracted into ethyl acetate. After rinsing with brine, the ethyl acetate phase was dried (MgSO4) and the solvent was evaporated to give the title compound as a yellowish foam (202 mg, 88%).
Pawn! 7 (2RS, 3RS) -3- [4- (4-Fluoro-phenyl) -1,2,4-dichlorophenyl) -1H-1,2,4-triazin-1-yl-2-butyltitrile phosphate (a) Dibenzyl (2RS, 3RS) -3- [4- [4-sulphophenyl] biazol-2-yl) -2- (2,4-difluoromethyl) -1H-1,2,4-triazol-1-yl-2-butyl phosphate or
CN
3- [4- (4-Cyanophenyl) thiazol-2-yl] -2- (2,4-difluorophenyl) -1- (1H-1,2,4-triazol-1-yl) butan-2-ol Example 88, EP 0667346, 900 mg, 2.06 mmol), 1H-tetrazole (432 mg, 6.18 mmol), 4-dimethylaminopyridine (100 mg, 0.82 mmol) and dibenzyl diisopropylphosphamidite (1.42 g, 4.12 mmol) in methylene chloride (10 ml) were refluxed under a nitrogen atmosphere for 20 hours. The mixture was then cooled to 0 ° C and hydrogen peroxide (2.5 ml, 30% solution) was left at a drop drop while maintaining a temperature below 20 ° C. The resulting mixture was stirred at 20 ° C for 130 minutes before the organic layer was separated and rinsed with water, dried (MgSO4) and the solvent evaporated. The light yellow yellow oil was purified by column chromatography (silica gel eluted with ethyl acetate / hexane) to give the substitutent compound sold syrup (732 mg, 51%).
Ή Kjamsegulherma (300 MHz, CDCl3) δ = 1.40 (d, 3H). 4.38 (q, 1H). (M, 1H), 6.74-6.82 (m, 1H) 1H), 7.62 (d, 2H), 7.73 (s, 1H), 7.97 (d, 2H) ). 8.48 (s, 1H).
(b) (2RS, 3RS) -3- [4- (4-Svanophenyl) benzazol-2-yl) -2- (2,4-difluorophenyl) -1-ethyl-1,2,4-triazol-1-yl) -2-butyltrihydrogen phosphate
CN
Solution of Complication! from step (a) (310 mg, 0.44 mmol) in methylene chloride (5 mL) was cooled to 0 ° C and then treated with bromotrimethylsilane (303 mg, 1.98 mmol) and pyridine (215 mg, 70 mmol). The resulting mixture was stirred at 0 ° C for 3 hours and then quenched with water (1 ml) containing sodium hydroxide (115 mg, 2.87 mmol). Yellow precipitate formed, isolated with siun Qg, then partitioned between thinner sulfuric acid and methylene chloride. The liver phase was washed with brine, dried (MgSO4) and the solvent evaporated to give the title compound as a yellowish solid (80 mg, 35%).
Ή Kjamsegulhenna (300 MHz, DMSO) δ = 1.38 (d, 3H). 4.22 (q, 1H), 5.37 (d, 1H), 5.41 (d, 1H), 6.88-6.97 (m, 1H), 7.09-7.19 (m, 1H) , 7.31-7.40 (m,
1H), 7.80 (s, 1H), 7.87 (d, 2H), 8.05 (d, 2H), 8.32 (s, 1H), 8.65 (s, 1H).
Example 8 (2R, 3Si-2- (2,4-Difluorophenyl) -3- [4- (1-methylpyrazol-5- (phenyl) -1- (1,4-trifluoro-1-yl) -2-butylthioacetate
a) QN-dimethyl-4-iodobenzene glycol swam
A solution of pyridine (104 g, 1.32 mol) of dichloromethane (150 ml) was added dropwise to a suspension of 4-iodobenzyl chloride (251 g, 0.94 mol) and N, O-dimethylhydroxylamine hydrochloride (97 g, 0 , 94 mol) dichloromethane (850 ml) at 0 ° C. The mixture was allowed to warm to room temperature and stirred for 18 hours. The solution was evaporated under reduced pressure, the residue was dissolved in ethyl acetate (1 L) then washed with dilute hydrochloric acid (2N, 3x400 mL) and a saturated sodium bicarbonate solution (300 mL) and dried (Na2 SO4). The organic extract was yellow The residue was purified by distillation to give a secondary compound (241 g, 93%) as yellow oil, sudumark 130 ° C (0.1 mm Hg), analyzed by
Ή kjamsegulhermu.
(b) 2- (2,4-Difluorophenyl) -1- (4-fluorophenyl) ethane
2,4-Difluorobenzyl bromide (23.7ml, 0.114mdl) was stirred dropwise in a volume of magnesium sparge (8.1g, 0.183mdl) in a dilute ether (300ml) under kdfhunarefhi. The mixture was first heated until the reaction mixture was added and after which bromine was added at a rate that provided slow reflux. After 1 hour, a solution of the Grignard reaction mixture obtained at -78 ° C was a solution of O, N-dimethyl-4-iodobenzene hydroxamic acid [see step (a)] (45.7 g, 0.157 mol) in dry ether (300 ml) and the mixture was allowed to warm to room temperature overnight. The mixture was partitioned with m.p. of aqueous ammonium chloride and ethyl acetate and the liver solution was separated, dried (MgSO4) and concentrated under reduced pressure to give the title compound as a white solid, 38.71g (69%) reported with Ή- lqamsegulhermu color analysis.
(c) 2- (2,4-Difluorophenyl) -1- (4-chlorophenyl) propD-2-enone
Bis (dimethylamino) methane (8.78 ml, 0.075 mdl) was rapidly precipitated into a suspension of 2- (2,4-difluorophenyl) -1- (4-phenylphenyl) ethanone [17.73 g, 0.04595 mdl , from step (b)] in ice-cream (23.1 ml, 0.248 mol) at room temperature. Or, excessive disappearance and the temperature of the blend increased to 60 ° C. After the precipitation, the mixture was stirred at room temperature for 35 minutes and then ice water was added to excess of ice-cream with hydrolysis. After 30 minutes, the extract was extracted into ethyl acetate and the extract was washed with dilute hydrochloric acid, saturated aqueous sodium bicarbonate, dried (MgSO4)<sub>4</sub>) and concentrated by filtration to give the title compound as a white solid (17.03g, 93%), which was reported by iH-crystalline chromatography.
id) 2- (2,4-Difluorophenyl) -2- (4-dioxobenzyl) oxirane
Benzyl trimethylammonium hydroxide (3.44 ml, 40% aqueous solution, 8.2 mmdl) was added in one part to a solution of 2- (2,4-difluorophenyl) -1- (4-iodophenyl) prop-2-enone [37, 3 g. 100.8 mmdl, step (c)] and t-butylhydroperoxyde (36.6 ml, 3M in trimethylpentan, 109 mmol) in toluene (550 ml) at room temperature. After 2 hours the mixture was washed with water (2x500 ml), dried (MgSO4)<sub>4</sub>) and concentrated under reduced pressure to give the title compound as a white solid (37.46 g, 96%), which was analyzed by H-kJamegulhermu chromatography.
(e) 2,4-Difluorophenyl) -2- [1- (4-iodophenyl) ethenyl] oxirane] -Butylitium (50 ml, 2.5 mol hexane, 125 mmol) was added dropwise over 10 minutes to a suspension of methyl triphenylphosphonium chromium (45, 0 g, 126 mmol) in THF (600 ml) under a nitrogen atmosphere at -70 ° C. The mixture was allowed to warm to -20 ° C over 20 minutes, then a solution of 2- (2,4-difluorophenyl) -2- (4-iodobenzoyl) oxirane (37.46 g, 97 mmdl) from step (d) (in dry THF (200 ml) was added over 5 minutes. The mixture was allowed to warm to room temperature and stirred for 84 hours. 10% aqueous ammonium chloride (500 ml) was added dropwise, the mixture was concentrated under reduced pressure. extracted into ethyl acetate and the combined extracts were dried (MgSO4) and concentrated under vacuum. The solid residue was a synthetic material with hexane (3x500 ml) and the residual solid was discarded. The hexane solutions were combined, filtered through a thin pad of silica gel Qg thick vial under pressure to give a yellow oil (34.3 g, 92%) analyzed by a H-NMR spectroscopy analysis.
(f) 2- (2,4-Difluorophenyl) -3- (4-iodophenyl) -1H-1,2,4-triazol-1-yl) -3-butene-2-ol
Sodium 1,2,4-triazdl (12.15 g, 133 mmdl) was added a solution of (2,4-difluorophenyl) -2- [1- (4-iodophenyl) ethenylyloxiran [34.3 g, 89 mmdl step (s)] dry DMF (350 ml) under nitrogen atmosphere at 70 ° C. The mixture was for 5 hours, kseld and the solvent removed under vacuum. The residue was partitioned between ether (800 ml) and water (2x500 ml). The liver solution was dried (MgSO 4, silica and silica gel 60-200 μg, 75 g) was added. The ether was evaporated and the residual solids were borne on top of a silica gel column (40-60 μg, 300 g) and the product was available because of the use of hexane and an increased amount of ethyl acetate (0-75%). The resulting product is white solid (23.8 g, 61%) which was identified by a solid-state chromatographic analysis.
(g) IR-2- (2,4-Difluorophenyl) -3- (4-iodophenyl) -1-methyl-1H-1,2,4-triazol-1-yl-3-butene-2-ol t-1,3-bromocarbodi-10-sulfonate
A solution of (+) - 3-bromocambode-10-sulfanic acid (36.3 g, 0.110 mol) of IMS (40 ml) was added to the solution of the product step (f) (50 g, 0.110 mdl) ). After vifibdtlna, the resulting suspension was allowed to stand for 20 hours at room temperature. The white solid (22 g, 0.03 mdl) was collected with siun after 1 hour at low heat. The detection rate was measured as a 95% enantiomeric excess by hand HPLC using a Chlralcel ™ OD column and rinsing with ethanol / hexane [40:60].
(h) (R) -2- (2,4-Difluorophenyl) -3-1,4-phenylphenyl) -1H-1,2,4-triazol-1-yl] -3-butene-2-ol
The product of step (g) (206.5g, 0.27mdl) was added with methylene chloride (620ml) and basified with 40% NaOH. The mixture was stirred for 15 minutes at room temperature and separated. The aqueous phase was extracted again with methylene chloride (310 ml). The organic product solution was washed with water (620 ml) and thick until it lived 245 ml. Hexani (2450 ml) was placed 1 room at room temperature with a large bed and a bedspread. The resulting suspension was allowed to reach 5 ° C for 1 hour. Siun gave a white solid (117.4 g, 0.26 mol) which was analyzed by> H NMR (CDCl3).
The reaction mixture was evaporated under reduced pressure to remove THF. The product was extracted with methylene chloride (120 ml) and aqueous phase than extracted with methylene chloride (50 ml). The combined liver oil extracts were rinsed with water (2x120ml) and concentrated to give oil. To the stirred solution of the oil in ethyl acetate (100 ml) was added 5-sulfosulphonic acid (3.3 g, 0.13 mmol) of IPA (10 ml).
The resulting mixture was stirred at room temperature for one hour. The solid obtained was recycled in ethyl acetate (50 ml) of Qg recrystallized from IPA (60 ml) to give a white solid (7.2 g, 0.01 mdl). The solid was added to methylene chloride (35 ml) of Qg water (50 ml) and basified with 40%
NaOH. The mixture was stirred at room temperature for 15 minutes and separated. The aqueous phase was extracted again with methylene chloride (25 ml) and the combined organic extracts were washed with water (35 ml). The organic product solution was thickened and analyzed.
Md = -25.6 °
C22HibF2NeO.0, 5H2 O, C, 63.45; H, 4.84; N, 16.82. Fundid C. 63.92; H, 4.86; N, 16.64.
(J) (2R, 3S) -2- [2,4-Difluorophenyl] -3- {4-ll-methylpyrazol-5-yl} -1- (1,2,4-triazol-1-yl] butan-2-ol
<img file="IS1995B_D0019.tif" />
The solution of the step of step (1) (2.0 g, 5 mmol) in ethanol (50 mL) was hydrogenated at 50 psi (333 KPa) pressure over 5% palladium on vidarkoli (0.2 g) for 18 hours at 50 ° C. Slurry of catalyst (0.2 $ was added and hydrogenation was continued for 18 hours. The mixture was filtered through Arbocel ™ and the filtrate was evaporated under reduced pressure. The residue was chromatographed on silica gel and eluted with ethyl acetate / hexane / Diethylamine (0: 95: 5- + 65: 33: 2). The components containing the desired products were combined and evaporated under reduced pressure. The residue was dissolved and the drums evaporated again with urretyl acetate (x3) ether (x3) gave a colorless solid. The solid was recrystallized from aqueous ethanol to give the subtitle compound (1.25 g, 62%) as a colorless solid, m.p. 144-145<sup>e</sup>C. Md = -107 ° (c = 0.1%. CH2 Cl2. 25 ° C). Preliminary analysis (%)
Fundid: C, 64.26; H, 5.13; N, 17.07
CaaHaiFaNeO requires: C. 64.54; H, 5.17; N, 17.10 (This compound is also designated as Case 67 in unpaid International Patent Application PCT / EP96 / 02470).
(2R, 3S) -2- (2,4-Difluorophenyl) -3- [4- (1-methylpyrazol-5-yl) phenyl) -1H- (1,2,4-triazol-1-yl) -2- butyl phosphate
<img file="IS1995B_D0020.tif" />
Ή kjamsegulherma (CDCl3) δ = 1.3 (d, 3H); 3.8 (s, 3H); 3.85 (q, 1H); 4.8 (m,
2H); 4.9 (m, 2H), 5.2 (s, 2H); 6.25 (s, 1H); 6.6 (m, 1H); 6.8 (m, 1H); 7.05 (m, 1H); 7.15 (m, 2H); 7.2-7.35 (m, 12H); 7.5 (s, 1H); 7.8 (s, 1H); 8.23 (s, 1H).
(2R, 3S) -2- [2,4-Difluorophenyl) -3- [4- (1-methylpyrazol-5-yl) phenyl] -1,2,4-triazol-1-yl-2-butyl disodium phosphate
<img file="IS1995B_D0021.tif" />
Ο aao-ro ··
Fs NsQAc * r
The suspension of the product of step (k) (0.5 g, 0.75 mmol) and sodium acetate (0.14 g, 1.65 mmol) in ethanol (20 mL) were hydrogenated with 5% palladium on carbon (75 mg) at room temperature and 333 KPa (50 μl) for 24 hours. The thin layer on the plate showed an imperfect disappearance and the catalyst was filtered through a filter cloth (Arbacel, brand). Pearlman catalyst (75 mg) was then added and hydrogenation continued for 72 hours in addition. The impulse was passed through a pad of Arbacel and the laser removed in aerobic chemistry. The residue was dissolved in the dill medium (20 ml) and filtered through a pad of filter aid (Hlflow, brand) to f) ferment excess sodium acetate. The solvent was evaporated and after methylation with methyl ether, the title compound was obtained as a white solid (0.250 g, 68%). Fundid: C, 46.66; H, 4.87; N, 11.82; C ^ HaaFaNsNaaOæ. 0.09 EtaO requires C, 46.62; H, 4.36; N, 12.16%. Ή kjamsegulherma (DMSO) δ = 1.2 (d, 3H); 3.75 (q, 1H); 3.8 (s, 3H); 5.1.5.5 (AB system, 2H); 6.3 (s, 1H); 6.6 (m,
1H); 6.9 (m, 1H); 7.2, 7.4 (AB keifi, 4H); 7.4 (m, 3H); 7.45 (m, 1H); 7.6 (s,
1H); 9.1 (s, 1H).
D «mi9
The solubility of the compounds of Examples 1, 3 and 8 in water (in the form of edined disodium salts) was compared to solubility in the case of solvents (non-phosphorous) (in free base form). The results are shown in the following tdflu.
<td>Shusamband</td><td>Solubility (mg / ml)</td>
<td>Example 1</td><td>> 150</td>
<td>parent</td><td>2</td>
<td>Dæml3</td><td>> 150</td>
<td>Móðurefiil</td><td>0.6</td>
<td>Example 8</td><td>> 50</td>
<td>Parent</td><td>0.01</td>
Pawnl 10
VatoatanwH awaMwtwlntf to submit a request
<td>Raw materials</td><td>mg / ml</td>
<td>Compound from Example 1</td><td>100.00</td>
<td>sodium hydroxide</td><td>22.80</td>
<td>concentrated hydrochloric acid</td><td>as if needed *</td>
<td>Water to injections</td><td>till.OOml</td>
* pH BVlid 4 lauanliml, as tat. is controlled by pH 8.5 and 9.5 by applying a 5 mg maleic acid.
Contents5
73 members in 44 offices
Priority claims8
| Document | Office | Kind | Date |
|---|---|---|---|
| 9602080 | United Kingdom | A | |
| 9602080 | United Kingdom | A | |
| 9700445 | European Patent Office (EPO) | W | |
| 9700445 | European Patent Office (EPO) | W | |
| GB19960002080 | – | – | – |
| GB96020805A | – | – | – |
| PCTEP9700445 | – | – | – |
| WO1997EP00445 | – | – | – |
Members73
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|---|---|---|---|
| GB9602080D0 | United Kingdom | D0 | |
| HN1997000012A | Honduras | A | |
| CA2240777A1 | Canada | A1 | |
| WO9728169A1 | World Intellectual Property Organization (WIPO) | A1 | |
| ID15858A | Indonesia | A | |
| AU1598597A | Australia | A | |
| IS4785A | Iceland | A | |
| HRP970063A2 | Croatia | A2 | |
| GT199700016A | Guatemala | A | |
| ZA97826B | South Africa | B | |
| NO983560D0 | Norway | D0 | |
| NO983560L | Norway | L | |
| AP678A | African Regional Intellectual Property Organization (ARIPO) | A | |
| TR199801440T2 | Türkiye | T2 | |
| EP0880533A1 | European Patent Office (EPO) | A1 | |
| JPH10512599A | Japan | A | |
| IL124865D0 | Israel | D0 | |
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| IL124865A | Israel | A | |
| CN1085213C | China | C | |
| CA2240777C | Canada | C | |
| EP0880533B1 | European Patent Office (EPO) | B1 | |
| AT219089T | Austria | T | |
| ATE219089T1 | Austria | T1 | |
| UA46828C2 | Ukraine | C2 | |
| DK0880533T3 | Denmark | T3 | |
| DE69713284D1 | Germany | D1 | |
| SI0880533T1 | Slovenia | T1 | |
| PT880533E | Portugal | E | |
| ES2175336T3 | Spain | T3 | |
| DZ2172A1 | Algeria | A1 | |
| SK283136B6 | Slovakia | B6 | |
| CZ291431B6 | Czechia | B6 | |
| DE69713284T2 | Germany | T2 | |
| IL133135A | Israel | A | |
| BG63946B1 | Bulgaria | B1 | |
| US2003144250A1 | United States of America | A1 | |
| MY116849A | Malaysia | A | |
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| US6790957B2 | United States of America | B2 | |
| US2004236105A1 | United States of America | A1 | |
| IS1995BThis record | Iceland | B | |
| TNSN97023A1 | Tunisia | A1 | |
| US2005130940A1 | United States of America | A1 | |
| US6977302B2 | United States of America | B2 | |
| SA542B1 | Saudi Arabia | B1 | |
| SA97170578B1 | Saudi Arabia | B1 | |
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Numbers
- Publication, DOCDB
- 1995
- Publication, EPODOC
- IS1995B
- Application
- 4785
- Application, DOCDB
- 4785
- Application, EPODOC
- IS19980004785
Titles2
- Icelandic
- Tríazól afleiður, gagnlegar í meðhöndlun
- English
- Triazole derivatives, useful in the treatment
Classification
- CPC, 6
- C07F9/65583
- C07F9/6518
- Y02P20/55
- A61P17/00
- A61P31/00
- A61P31/10
- IPC, 14
- A61K31 00
- A61K31 4196
- A61K31 425
- C07D249 08
- A61K31 675
- A61P17 00
- A61P31 00
- A61P31 10
- C07D403 10
- C07D417 10
- C07F
- C07F9 6518
- C07F9 6521
- C07F9 6558