tert-butyl (6R,7R) and (6S,7S)-7-(2R-2-tert-butylformamido-2-phenylacetamido)-3-trifluoromethyl-3-cephem-4-carboxylate (1:1 mixture) 在
三氟乙酸 作用下,
反应 1.5h,
以169 mg的产率得到(6R,7R) and (6S,7S)-7-(R-2-amino-2-phenylacetamido)-3-trifluoromethyl-3-cephem-4-carboxylic acid*CF3COOH (1:1 mixture)