(6
R)-3-acetoxymethyl-7
c-acetyl-8-oxo-7
t-(2-thiophen-2-yl-acetylamino)-(6
rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid benzyl ester 在
氢气 作用下,
生成
(6R)-3-acetoxymethyl-7c-acetyl-8-oxo-7t-(2-thiophen-2-yl-acetylamino)-(6rH)-5-thia-1-aza-bicyclo[4.2.0]oct-2-ene-2-carboxylic acid