Nova Patents
AT181727T

Process for preparing substituted aromatic amines

Abstract

The invention claims a preparation and a method for preparing azo compound, comprising reacting a compound that the present of the nucleophilic compound and azo compound reaction. The other of solution, invention claims a preparation and a method for the aromatic amines. The other of solution, to produce the invention the aromatic amine and alkylation replacing the alkylation derivative of diamine or substituted.

Term

No projected expiry on record.

  1. Priority
  2. Filed
  3. Granted
  4. Today

31 members in 19 offices

This recordMember, by publication datePriority claim9 more offices are in the list below

Priority claims2

Priority claims
DocumentOfficeKindDate
5196493United States of AmericaA
93117443ChinaA

Members31

Family members, oldest first
DocumentOfficeKind
CA2159223A1CanadaA1
WO9425425A1World Intellectual Property Organization (WIPO)A1
CN1098403AChinaA
US5451702AUnited States of AmericaA
BR9406054ABrazilA
HU9503050D0HungaryD0
CZ265695A3CzechiaA3
PL311238A1PolandA1
EP0696269A1European Patent Office (EPO)A1
KR960701825ARepublic of KoreaA
SK132995A3SlovakiaA3
HUT72470AHungaryA
CN1121706AChinaA
JPH08509496AJapanA
CN1041518CChinaC
PL176207B1PolandB1
KR0182064B1Republic of KoreaB1
EP0696269B1European Patent Office (EPO)B1
AT181727TThis recordAustriaT
DE69419315D1GermanyD1
GEP19991744BGeorgiaB
ES2135575T3SpainT3
CN1046701CChinaC
DE69419315T2GermanyT2
TW382010BTaiwan Province of ChinaB
RU2155749C2Russian FederationC2
SK281374B6SlovakiaB6
CZ288197B6CzechiaB6
UA40682C2UkraineC2
JP3481943B2JapanB2
CA2159223CCanadaC