Phenoxazine and phenothiazine dyes and leuco forms thereof

Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...

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544103, C07D26538, C07D27918, C07D27924, C07D27930

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active

046223959

ABSTRACT:
Novel phenoxazine and phenothiazine dyes have the formula ##STR1## wherein X can be --S-- or --O--;

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"Pharmacological Chemistry Journal", vol. 10, p. 83 (1976), by G. A. Khutormenko et al.

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