中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | t-butyl 3-methyl-7-phenoxyacetamido-2-acetoxy-3-cephem-4-carboxylate | 144262-16-8 | C22H26N2O7S | 462.524 |
—— | (2S,3R,6R,7R)-3,4-Dibromo-3-methyl-8-oxo-7-(2-phenoxy-acetylamino)-5-thia-1-aza-bicyclo[4.2.0]octane-2-carboxylic acid tert-butyl ester | 144262-06-6 | C20H24Br2N2O5S | 564.295 |