Sulfonated naptho[1,2]triazole azo barbituric acid derivatives

Details Sulfonated naptho[1,2]triazole azo barbituric acid derivatives Sulfonated naptho[1,2]triazole azo barbituric acid derivatives

1979-08-17

1981-08-25

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

162162, C09B 29036, C09B 2952, D21D 300, D21H 380

Patent

active

042858615

ABSTRACT:
This invention relates to new compounds having the structure: ##STR1## wherein M is H, Na, K, Li, N(R).sub.3 H and R is H, lower alkyl or lower hydroxy alkyl and R.sub.1 is oxygen, sulfur, imino, lower alkylimino, cyanoimino and carbamoylimino moieties. The new compounds are useful as fluorescent greenish-yellow dyes for paper.

REFERENCES:
patent: 2192197 (1940-02-01), Ebel et al.
patent: 3578653 (1971-05-01), Wallace
patent: 3726851 (1973-04-01), Litke
patent: 3862116 (1975-01-01), Toji
patent: 3963693 (1976-06-01), Mory
patent: 4071312 (1978-01-01), Blackwell

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