5-Formyl-1-methyl-1H-pyrazole-3-carboxylic acid [(S)-4-(4-methoxy-2-oxo-2,5-dihydro-pyrrole-1-carbonyl)-4,5-dihydro-thiazol-2-ylmethyl]-amide 在
TEA 、
盐酸羟胺 作用下,
以
甲醇 为溶剂,
反应 1.0h,
以72%的产率得到5-(Hydroxyimino-methyl)-1-methyl-1H-pyrazole-3-carboxylic acid [(S)-4-(4-methoxy-2-oxo-2,5-dihydro-pyrrole-1-carbonyl)-4,5-dihydro-thiazol-2-ylmethyl]-amide