CA2995880C

Processes for preparing n-(4-{[6,7-bis(methyloxy)quinolin-4-yl]oxy}phenyl)-n'-(4-fluorophenyl)cyclopropane-1,1-dicarboxamide

Abstract

The present disclosure relates to processes for the synthetic preparation of N- (4-{[6,7- bis(methyloxy)quinolin-4-yl]oxy}phenyl)-N'-(4-fluorophenyl)cyclopropane-1,1- dicarboxamide: (see diagram) or a pharmaceutically acceptable salt thereof.

CA2995880C, drawing sheet 1
Sheet 1 of 55

Term

3.3 yearsleft in the term

Expires 15 January 2030.

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

9 claims: 2 independent, 7 dependent

  1. 1
    A process for preparing N-(4-{[6,7-bis(methyloxy)quinolin-4-yl]oxy}phenyl)-N'-(4fluorophenyl)cyclopropane-1,1-dicarboxamide (a) comprising the steps of:and water to produce N-(4-{[6,7-bis(methyloxy)quinolin-4-yI]oxy}phenyl)-N'-(4fhiorophenyl)cyclopropane-1,1-dicarboxamide in a reaction mixture;and (c) isolating N-(4-{[6,7-bis(methyloxy)quinolin-4-yl]oxy}phenyl)-N'-(4 fluorophenyl)cyclopropane-l,l-dicarboxamide by adding water to the reaction mixture. WSLEGAL\064899\00066\19291502v2 Date Reçue/Received Date 2020-04-08
  2. 3
    The process of claim 2, further comprising the step of preparing ci reacting
  3. 4
    A process for preparing N-(4-{[6,7-bis(methyloxy)quinolin-4-yl]oxy }phenyl)-N’-(4fhiorophenyl)cyclopropane-1,1-dicarboxamide (a) (b) comprising the steps of:WSLEGAL\064899\00066\19291502v2 Date Reçue/Received Date 2020-04-08 (¢) (d) preparing N-(4-{[6,7-bis(methyloxy)quinolin-4-yl]oxy}phenyl)-N'-(4 fluorophenyl)cyclopropane-l,l-dicarboxamide by reacting produce a reaction mixture;and in tetrahydrofuran and water to (e) isolating N-(4-{[6,7-bis(methyloxy)quinolin-4-yl]oxy}phenyl)-N'-(4fhiorophenyl)cyclopropane-l,l-dicarboxamide by adding water to the reaction mixture.
  4. 6
    The process of claim 5, wherein is isolated by filtration to afford resulting solids, washing the solids with water, and drying the solids. WSLEGAL\064899\00066\19291502v2 Date Reçue/Received Date 2020-04-08 The process of claim 1 or claim 4, wherein reacting is carried out in the presence of a base.
  5. 7
    8. The process of claim 7, wherein the base is potassium carbonate.
  6. 8
    9. The process of claim 1 or claim 4, wherein reacting NHj with is carried out at a temperature that does not exceed 30 °C.