(2S,6R,7S)-benzyl-4-ethyl-8-oxo-7-phenoxyacetamido-5-oxa-1,3-diaza-bicyclo<4.2.0>oct-3-ene-2-carboxylate 在
palladium on activated charcoal
氢气 作用下,
以
1,4-二氧六环 为溶剂,
反应 2.0h,
以15 mg的产率得到(2S,6R,7S)-4-ethyl-8-oxo-7-phenoxyacetamido-5-oxa-1,3-diaza-bicyclo<4.2.0>oct-3-ene-2-carboxylic acid