Triazolyl-coumarins

Claim 1

A triazolyl coumarin of the formula ##STR35##wherein R 1 is a. hydrogen; b. C 1-12 -alkyl which may be substituted by halogen, hydroxy, C 1-4 alkoxy, C 1-4 alkyl carbonyl, COOH, C 1-4 alkoxycarbonyloxy, phenyl, halo-phenyl, lower alkyl phenyl, or lower alkoxy phenyl; c. cyclohexyl; or d. phenyl which may be substituted by fluoro, chloro, bromo, CN, C 1-4 -alkyl, C 1-4 -alkoxy, phenyl C 1-4 -alkyl, carboxy C 1-4 -alkyl, phenyl C 1-4 -alkoxy, carboxy C 1-4 -alkoxy, C 1-5 -alkoxy carbonyl, C 1-4 -alkyl sulfonyl, phenyl or phenoxy; R 2 is H or is a. R 1 ; b. CN; c. COOH; d. C 1-4 -alkoxy carbonyl; e. CONH 2 ; f. N-C 1-4 -alkyl carbonamide; g. N,N-di-C 1-4 -alkyl carbonamide; h. or acylamino wherein acyl is selected from the class consisting of alkoxycarbonyl with 1-4 carbon atoms in the alkoxy group; alkyl carbonyl with 1-10 carbon atoms in the alkyl radical; phenyl carbonyl; or substituted acyl as defined above but additionally containing a substituent selected from the class consisting of halogen, amino, phenyl, ethoxy, methoxy, propoxy, methyl, dimethylamino, diethylamino, or dipropylamino; R 1 and R 2 together with the two carbon atoms of the triazole ring may form a member selected from the group consisting of ##STR36##and R 3 and R 4 , independently of one another are selected from the group consisting of hydrogen, alkyl with 1-4 carbon atoms and phenyl; X is N or C-R 5 where R 5 is H or alkyl with 1-4 carbon atoms or their quaternization products of the formula ##STR37##where Y - is an anion, and R 6 is selected from the group consisting of alkyl with 1-12 carbon atoms, which is unsubstituted or substituted by a member of the class consisting of halogen; OH; alkoxy with 1-4 carbon atoms; alkyl carbonyloxy with 1-4 carbon atoms in the alkyl radical; COOH; alkoxy carbonyl with 1-4 carbon atoms in the alkyl group; phenyl; halophenyl; lower alkyl phenyl, and alkoxy-phenyl.