Oseltamivir intermediate,98% up Full name :ETHYL(3R,4S,5S)-4,5- ... - 3-(1-ETHYL-PROPOXY)CYCLOHEX-1-ENE- 1-CARBOXYLATE Oseltamivir intermediate CAS 204254-96-6Full name:ETHYL(3R,4S,5S)-4 ... industry(3)China office of Fischer Chemicals AG (Switzerland) Oseltamivir intermediate CAS NO:204254-96-6