Novel sulfur-containing merocyanine dyes

Details Novel sulfur-containing merocyanine dyes Novel sulfur-containing merocyanine dyes

1990-02-26

1991-10-01

Shen, Cecilia

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

Organic compounds

Nitrogen attached directly or indirectly to the purine ring...

C07D41706

Patent

active

050535064

ABSTRACT:
A merocyanine dye having the formula: ##STR1## wherein: R.sup.1 and R.sup.2 independently are H, alkyl, alkoxy, or aryl, and

REFERENCES:
patent: 3933507 (1976-01-01), Von Konig et al.
patent: 4937344 (1990-06-01), Gunther et al.

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