PROCESS FOR THE STEREOSELECTIVE PREPARATION OF A PYRAZOLE CARBOXAMIDE

摘要

The present invention relates to a process for the enantioselective preparation of 3-difluoromethyl-1-methyl-1H-pyrazole-4-carboxylic acid ((1S,4R)-9-dichloromethylene-1,2,3,4-tetrahydro-1,4-methano-naphthalen-5-yl)-amide of formula Ib.