new drugs on the basis of monoamiden of cyclic dicarbonsaeuren, especially the phthalsaeure and methods of their manufacture

摘要

1327227 Phthalic or quinolinic acid derivatives SOCIBRE 14 Aug 1970 [14 Aug 1969] 39265/70 Heading C2C [Also in Division A5] Phthalic or quinolinic acid derivatives of the formula in which ring X is a phenyl radical when R 2 is H or NO 2 , or a pyridyl radical when RSP2/SP is H, and ring Y is a pyridyl radical when R 1 is H or a phenyl radical when R 1 is H or at least one halogen atom or C 1 -alkyl, haloalkyl, OH or alkoxy radical are prepared by reacting the appropriate acid anhydrides with the corresponding amines.