公开(公告)号：CA2268775C

公开(公告)日：2006-11-28

申请号：CA2268775

申请日：1997-10-16

Applicant: BASF AG

Inventor： CLOUDSDALE IAN S ,  SCHNEIDER HERMANN ,  HOKAMA TAKEO ,  LANGER WERNER

IPC: C07D405/04 ,  C07D239/52

Abstract: A process for preparation of substituted phthalides, heterocyclic phthalides and derivatives thereof of the formula I wherein A is phenyl or pyridyl; R is a carboxyl group; X and Y taken together represent = O; or X and R taken together may form a bridge, which process comprises reacting an aromatic carboxylic acid mono- or di-ani on with a reactive derivative of a pyrimidine carboxylic acid.

公开(公告)号：CA2268775A1

公开(公告)日：1998-05-07

申请号：CA2268775

申请日：1997-10-16

Applicant: BASF AG

Inventor： CLOUDSDALE IAN S ,  HOKAMA TAKEO ,  LANGER WERNER ,  SCHNEIDER HERMANN

IPC: C07D405/04 ,  C07D239/52

Abstract: A process for preparation of substituted phthalides, heterocyclic phthalides and derivatives thereof by reacting an aromatic carboxylic acid mono- or dianion with a reactive derivative of a pyrimidine carboxylic acid.