Triphene dioxazine dyestuffs

Details Triphene dioxazine dyestuffs Triphene dioxazine dyestuffs

1991-10-28

1993-12-07

Shah, Mukund J.

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

Organic compounds

Chalcogen in the nitrogen containing substituent

544 76, 544 77, 8529, 8532, 8543, 8549, C09B 1900, C09B 1902, C07D51900

Patent

active

052684750

ABSTRACT:
The compounds of formula (1) are suitable for use as direct dyes for dyeing and printing a wide range of materials, especially cellulosic fibers, to give dyeings and prints of good all-round fastness properties: ##STR1## wherein R and R.sub.1 are each independently of the other hydrogen or unsubstituted or substituted alkyl, cycloalkyl, aryl or aralkyl,

REFERENCES:
patent: 4578461 (1986-03-01), Jager
patent: 4990615 (1991-02-01), Henk et al.

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