(2S,5R,6R)-6-{(R)-2-[(4-Ethyl-2,3-dioxo-piperazine-1-carbonyl)-amino]-2-phenyl-acetylamino}-6-formyl-3,3-dimethyl-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid benzyl ester 在
4,4'-二氨基二苯乙烯-2,2'-二磺酸 、
calcium carbonate 作用下,
以
二氯甲烷 为溶剂,
生成 (2S,5R,6S)-6-{(R)-2-[(4-Ethyl-2,3-dioxo-piperazine-1-carbonyl)-amino]-2-phenyl-acetylamino}-6-(fluoro-hydroxy-methyl)-3,3-dimethyl-7-oxo-4-thia-1-aza-bicyclo[3.2.0]heptane-2-carboxylic acid benzyl ester