p-Methoxybenzyl (1S,5R,6S)-2-Diphenylphosphorylmethyl-1-methyl-6-<(R)-1-triethylsilyloxyethyl>carbapen-2-em-3-carboxylate 在
lithium chloride 作用下,
以
二氯甲烷 、
乙腈 为溶剂,
反应 1.0h,
生成 2-Dimethylcarbamoyl-4-[(4S,5R,6S)-2-(4-methoxy-benzyloxycarbonyl)-4-methyl-7-oxo-6-((R)-1-triethylsilanyloxy-ethyl)-1-aza-bicyclo[3.2.0]hept-2-en-3-ylmethylsulfanyl]-1-methyl-pyridinium; chloride