| abstract |
ABSTRACT OF THE DISCLOSURE The present invention relates to salts of the general formula:- wherein R1 and R2, which may be the same or different, are hy-drogen atoms or lower alkyl radicals, R3 is a halogen atom or an alkyl radical containing up to 5 carbon atoms, which may be straight-chained or branched, or is an alkoxy, alkenyloxy or cyclo-alkyl radical or is a phenyl, phenoxy or benzoyl radical, the aromatic nucleus of which may be substituted by one or more halo-gen atoms, R4 is a hydrogen or halogen atom or an alkyl radical containing up to 5 carbon atoms, which may be straight-chained or branched, or is an alkoxy, alkenyloxy or cycloalkyl radical or is a phenyl, phenoxy or benzoyl radical, the aromatic nucleus of which may be substituted by one of more halogen atoms, or R3 and R4 together represent a fused aromatic ring containing a methoxy substituent, B is a primary, secondary or tertiary amino group or a guanidino or amidino group and n is a whole number not greater than 5. These salts are useful as analgesic and anti-inflammatory agents. The disclosure also relates to the prepara-tion of these salts. |