Benzo-[c]-cinnolinium dyestuffs

Details Benzo-[c]-cinnolinium dyestuffs Benzo-[c]-cinnolinium dyestuffs

1977-01-10

1979-02-13

Jiles, Henry R.

Organic compounds -- part of the class 532-570 series

Organic compounds

Four or more ring nitrogens in the bicyclo ring system

592431, 592458, 544115, C07D23736, C07D40102, C07D41302

Patent

active

041395301

ABSTRACT:
Cationic dyestuffs of the general formula ##STR1## IN WHICH THE SYMBOLS HAVE THE MEANING MENTIONED ABOVE INTERMEDIATES AND PROCESSES FOR THEIR PRODUCTION AND THEIR USE FOR DYEING AND PRINTING OF NATURAL AND SYNTHETIC MATERIALS.

REFERENCES:
lubs, The Chemistry of Synthetic Dyes and Pigments, Reinhold, (1955), p. 112.

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