Amide-type Dane salts having the formula: ##STR1## wherein R is a group of the formula: ##STR2## wherein R.sub.2 is hydrogen and R.sub.3 is phenyl or substituted phenyl, R.sub.1 is cyano or nitro, and M is hydrogen, an alkali metal or a triloweralkylamine are disclosed, as well as a process for preparing .alpha.-aminopenicillins from these salts and 6-APA.
揭示了具有以下
化学式的酰胺型丹盐:其中R是以下式的基团:其中R2是氢,R3是苯基或取代苯基,R1是
氰基或硝基,M是氢、碱
金属或三低碳基胺,以及从这些盐和6-APA制备α-
氨基
青霉素的方法。