Triphendioxazine vinyl sulphone dyestuffs

Details Triphendioxazine vinyl sulphone dyestuffs Triphendioxazine vinyl sulphone dyestuffs

1985-01-24

1986-03-18

Raymond, Richard L.

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

Organic compounds

Chalcogen in the nitrogen containing substituent

8657, 544 75, C07D49802, C09B 1900, C09B 1902

Patent

active

045770158

ABSTRACT:
Triphendioxazine dyestuffs of the formula ##STR1## where the substitutents are as defined in the descriptive part, produce blue to reddish blue dyeings of good light and wet fastness on cellulose and polyamide materials. The new dyestuffs are obtained by oxidative cyclization of condensation products of appropriately substituted amines of the formula ##STR2## with 1,4-benzoquinones.

REFERENCES:
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: 4400504 (1983-08-01), Harms et al.
patent: 4472575 (1984-09-01), Renfrew
patent: 4512773 (1985-04-01), Anderton et al.

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