3-AMINO-1-BOC-3-AZETIDINECARBOXYLIC ACID ETHYL ESTER;ETHYL 3-AMINO-1-BOC-AZETIDINE-3-CARBOXYLATE;
陕西缔都医药化工有限公司
联系商家时请提及chemicalbook,有助于交易顺利完成!
LSX