(6R,7R)-7-(2-Benzhydryloxycarbonyl-2-thiophen-3-yl-acetylamino)-7-methoxy-8-oxo-3-(2,2,2-trichloro-acetylcarbamoyloxymethyl)-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzyl ester 在
碳酸氢钠 作用下,
以
甲醇 为溶剂,
反应 0.83h,
以71 mg的产率得到(6R,7R)-7-(2-Benzhydryloxycarbonyl-2-thiophen-3-yl-acetylamino)-3-carbamoyloxymethyl-7-methoxy-8-oxo-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzyl ester