甲基乙酰亚胺酯盐酸盐 、
(4R,5S,6S)-3-[(3S,5S)-5-[[3-[(2-amino-2-oxoethyl)amino]-3-oxopropyl]sulfanylmethyl]pyrrolidin-3-yl]sulfanyl-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid 在
potassium carbonate 作用下,
生成 (4R,5S,6S)-3-[(3S,5S)-5-[[3-[(2-amino-2-oxoethyl)amino]-3-oxopropyl]sulfanylmethyl]-1-ethanimidoylpyrrolidin-3-yl]sulfanyl-6-[(1R)-1-hydroxyethyl]-4-methyl-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylic acid