FORFARANDE FOR FRAMSTELLNING AV 6-FENYL-4H-S-TRIAZOLO(4,3-A)(1,4)BENSODIAZEPINER

摘要

1454684 Benzophenones UPJOHN CO 7 Feb 1974 [14 Feb 1973] 23402/76 Divided out of 1454682 Heading C2C Benzophenones are prepared by the following route CR 1 = H, C 1-3 alkyl, Ph, PhCH 2 , C 2-4 alkoxycarbonyl; R 2-5 =H, halogen, CF 3 , CN, NO 2 , di(C 1-3 alkyl)amino, C 1-3 alkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl or alkanoylamino; X = activating atom or group; Ac= acetyl).