Manufacturing methods and novel intermediates of dibenzo Oki cell Pinot pyrrole compounds and intermediates thereof

摘要

PROBLEM TO BE SOLVED: To provide a new method for readily producing asenapine from an easily available raw material.;SOLUTION: The asenapine [VII] is produced from (2-chlorophenyl)acetic acid [1a] through the intermediate [IV] by the method shown in the figure.;COPYRIGHT: (C)2007,JPO&INPIT