Reactive dyestuffs based on a substituted barbituric acid

Details Reactive dyestuffs based on a substituted barbituric acid Reactive dyestuffs based on a substituted barbituric acid

1994-08-25

1996-03-26

Richter, Johann

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

Organic compounds

Azo

534642, 534775, 534781, 534784, 8549, C09B 62006, C09B 6208, C09B 62507, D06P 138

Patent

active

055021743

ABSTRACT:
Fibre-reactive dyestuffs based on barbituric acid, of the following formula ##STR1## wherein the substituents have the meaning given in the description, are distinguished by improved properties.

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patent: 4894447 (1990-01-01), Adam
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Patent Abstracts of Japan, Apr. 17, 1985, C Field, vol. 9, No. 88, 2 pages; JP-A-59-217767, May 25, 1983, Sumitomo Kagaku Kogyo KK, T. Miyamoto, "Azo compound and dyeing or printing method using the same".
Derwent Abstract of JP 59-217767 (Oct. 21, 1992), Week 9246, p. 116; "New azo dyes cpds.--esp. useful for dyeing cellulosic materials", Sumitomo Chem. Co.

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