三氟乙酸 、
(6R,7R)-7-tert-Butoxycarbonylamino-8-oxo-3-[2-oxo-1-phenyl-pyrrolidin-(3E)-ylidenemethyl]-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzhydryl ester 在
苯甲醚 作用下,
以
二氯甲烷 为溶剂,
生成 (6R,7R)-7-Amino-8-oxo-3-[2-oxo-1-phenyl-pyrrolidin-(3E)-ylidenemethyl]-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid; compound with trifluoro-acetic acid