Fibre-reactive formazan dyes containing .beta.-chloroethylsulfon

Details Fibre-reactive formazan dyes containing .beta.-chloroethylsulfon Fibre-reactive formazan dyes containing .beta.-chloroethylsulfon

1990-07-19

1992-05-12

Lee, Mary C.

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

Organic compounds

Azo

534573, C09B 62503, D06P 1384

Patent

active

051129582

ABSTRACT:
The fibre-reactive formazan dyes of the formula ##STR1## in which R is C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, halogen, cyano or nitro, X is fluorine or chlorine, Y is .beta.-chloroethyl or vinyl and n is the number 0, 1 or 2 produce dyeings which have good fastness properties on nitrogen-containing or hydroxyl-containing fibre materials.

REFERENCES:
patent: 3926942 (1975-12-01), Yelland
patent: 4843148 (1989-06-01), Bonometti et al.
patent: 4906736 (1990-03-01), Schwaiger et al.
patent: 4935500 (1990-06-01), Omura et al.
Derwent Abstract of JP 56-100861n, (1980).
Chemical Abstract, vol. 97, No. 183939h (1982) Nippon.

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