Reactive dyestuff containing triazinyl and halopyrimidine moieties

US5340928A · kind A · utility

Assignee

• BAYER HEALTHCARE LLC · DE

Inventors

• Manfred Hoppe · Kürten, DE
• Karl-Josef Herd · Odenthal, DE
• Thomas Eizenhofer · Neunburg vorm Wald, DE
• Wolfgang Harms · Leverkusen, DE
• Hermann Henk · Cologne, DE
• Klaus Kunde · Dessau, DE
• Wolfram Reddig · Bensberg, DE

Key dates

• Filing date: May 6, 1992
• Grant date: Aug 23, 1994
• Expiry date: May 6, 2012

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C09B62/02
• WIPO field: Basic materials chemistry
• WIPO sector: Chemistry

Abstract

Reactive dyestuffs of the formula (1) ##STR1## in which D denotes the radical of an organic dyestuff, PA0 R, R.sub.1 and R.sub.2, independently of one another, denote hydrogen or substituted or unsubstituted C.sub.1-4 -alkyl, PA0 A denotes a substituted or unsubstituted aliphatic, aromatic or aromatic-aliphatic bridging member, PA0 X denotes Cl, F PA0 Pym denotes the radicals ##STR2## n denotes 1 or 2, are suitable in particular for the dyeing of cellulose fibres.