Tetrahydroquinoline azo triazole dyestuffs

Details Tetrahydroquinoline azo triazole dyestuffs Tetrahydroquinoline azo triazole dyestuffs

1976-07-06

1978-09-05

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260155, 260283R, 260289R, 260308R, C09B 2936, D06P 108, D06P 110, D06P 376

Patent

active

041119290

ABSTRACT:
Azo dyestuffs of the formula: ##STR1## wherein R is hydrogen, methyl or phenyl, R.sup.1 is methyl, ethyl or benzyl, R.sup.2 is methyl, ethyl, methoxy or chloro, n is 0 or 1 and when n is 1, R.sup.2 is in the 7-position of the tetrahydroquinoline ring and R.sup.3 is straight chain butyl, pentyl or hexyl and X is an anion; a process for the manufacture of such dyestuffs which are useful for the coloration of synthetic polymeric materials such as polyacrylonitrile and blends thereof.

REFERENCES:
patent: 3101988 (1963-08-01), Bossard et al.
patent: 3148935 (1964-09-01), Pfitzner et al.
patent: 3635942 (1972-01-01), Mohr et al.
patent: 3770716 (1973-11-01), Ozutsumi et al.

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