Patent ID: 9388188
Filing Date: 2016-07-12
CPC Classification: A61P,C07C,C07D

Claim Text:
1. A process for the preparation of a compound of formula IV, wherein Ar denotes unsubstituted or substituted C6-C12-aryl, Q denotes N, CH or a carbon substituted with unsubstituted or substituted C1-C6-alkyl, C6-C12-aryl or C7-C12-alkylaryl, and R denotes H or unsubstituted or substituted C1-C6-alkyl, C6-C12-aryl or C7-C12-alkylaryl, comprising a step of coupling a compound of formula II, wherein Ar is defined as above, with a compound of formula III or a salt thereof, wherein R and Q are defined as above, in the presence of a catalyst in an organic solvent.