OPTICALLY ACTIVE 1,3-DIHYDRO-5-PHENYL-3-SUBSTITUTED 1,4-BENZODIAZEPIN-2-ONES AND THEIR PREPARATION

摘要

1391082 Amidobenzophenones CRC COMPAGNIA DI RICERCA CHIMICA SA 17 March 1972 [17 March 1971] 49556/74 Divided out of 1391081 Heading C2C S-Compounds of the general formula (R1 = H, halogen, NO 2 : R2 = H, C 1-4 alkyl; R3 = C 1-4 alkyl, benzyl, substituted benzyl; A = protecting group) are prepared by acylating the corresponding 2-aminobenzophenone.