PROCESS FOR PREPARING VALSARTAN

摘要

An N-[(2'-(1-triphenyl methyl tetrazole-5-yl) biphenyl]-4-yl] methyl]-L-valine benzyl ester organic salt of formula (IVA) wherein A represents an organic carboxylic acid, a process for its preparation and its use in the synthesis of valsartan or salts thereof.