中文名称 | 英文名称 | CAS号 | 化学式 | 分子量 |
---|---|---|---|---|
—— | Methanesulfonic acid (S)-2-[(2R,3S)-2-((S)-1-amino-ethyl)-3-benzyloxy-4-oxo-azetidin-1-yl]-2-phenyl-ethyl ester | 1054825-57-8 | C21H26N2O5S | 418.514 |
—— | (2S,5S,6R,7S)-7-Hydroxy-5-methyl-8-oxo-2-phenyl-1,4-diaza-bicyclo[4.2.0]octane-4-carboxylic acid tert-butyl ester | 192320-08-4 | C18H24N2O4 | 332.4 |
—— | tert-butyl (5S,8S,8aR)-8-methyl-1,3-dioxo-5-phenyl-5,6,8,8a-tetrahydro-[1,3]oxazolo[3,4-a]pyrazine-7-carboxylate | 192320-10-8 | C18H22N2O5 | 346.383 |