Novel sulfur-containing merocyanine dyes

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

1988-06-08

1990-06-26

Shen, Cecilia

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

Organic compounds

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

544306, C07D41706

Patent

active

049373447

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

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