Reactive dyes, process for their preparation and the use thereof

Details Reactive dyes, process for their preparation and the use thereof Reactive dyes, process for their preparation and the use thereof

1994-10-07

1996-06-04

Powers, Fiona T.

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

Organic compounds

Azo

534643, 8549, C09B 6251, D06P 1384

Patent

active

055233970

ABSTRACT:
Reactive dyes of formula ##STR1## wherein Z is a group of formula --CH.dbd.CH.sub.2 or --CH.sub.2 --CH.sub.2 --Y, and Y is a leaving group, and K is a radical of formula ##STR2## wherein X is a radical of formula ##STR3## Hal is halogen; and n is 1, 2, 3 or 4; R is hydrogen or unsubstituted or substituted C.sub.1 -C.sub.4 alkyl; R.sub.1 is amino or hydroxyl; R.sub.2 is methyl or carboxyl; and R.sub.3 is hydrogen, C.sub.1 -C.sub.4 alkyl, C.sub.1 -C.sub.4 alkoxy, C.sub.2 -C.sub.4 alkanoylamino, halogen or carboxyl, are particularly suitable for dyeing or printing cellulosic fiber materials or natural or synthetic polyamide fiber materials in high tinctorial yield, and give dyeings and printings with good fastness properties.

REFERENCES:
patent: 3129052 (1964-04-01), Dawson et al.
patent: 4560388 (1985-12-01), Rohrer
patent: 4769446 (1988-09-01), Corso et al.
patent: 4885360 (1989-12-01), Scheibli
patent: 4975539 (1990-12-01), Schlafer
patent: 5070189 (1991-12-01), Schlafer et al.
patent: 5391718 (1995-02-01), Tzikas et al.

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