Triphendioxazine dyestuffs

Details Triphendioxazine dyestuffs Triphendioxazine dyestuffs

1985-02-22

1986-11-11

Raymond, Richard L.

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

Organic compounds

Chalcogen in the nitrogen containing substituent

544 75, C07D26528

Patent

active

046223967

ABSTRACT:
The present invention relates to dyestuffs of the formula ##STR1## wherein A=a substituent,

REFERENCES:
patent: 2355497 (1944-08-01), Zwilgmeyer et al.
patent: 3996221 (1976-12-01), Leng et al.
patent: 4092478 (1978-05-01), Plant et al.
patent: 4336377 (1982-06-01), Adam et al.
patent: 4440504 (1982-08-01), Harms et al.
patent: 4472575 (1984-09-01), Renfrew

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