C - Chemistry – Metallurgy – 09 – B
Patent
C - Chemistry, Metallurgy
09
B
260/172.1
C09B 29/00 (2006.01) C09B 62/51 (2006.01)
Patent
CA 1052778
GOLDEN-YELLOW NOVEL WATER-SOLUBLE MONOAZO COMPOUNDS, PROCESS FOR PREPARING THEM AND THEIR USE AS DYESTUFFS Abstract of the disclosure: Monoazo compounds having in form of the free acid the formula Image in which R represents alkyl from 1 to 4 carbon atoms and X represents vinyl, .beta.-chloroethyl, .beta.-dialkylaminoethyl, .beta.- thio- sulfatoethyl, .beta.-phosphatoethyl or .beta.-sulfatoethyl, said com- pounds representing dyestuffs being suitable for the dyeing and printing of native and synthetic nitrogen-containing fibers and being highly suitable for the dyeing or printing of cellu- lose fibers, yielding on said fibrous materials dyeings and prints of a rare and desired golden-yellowish tint of consi- derable tinotorial strength, excellent build-up and good to very good fastness properties.
230422
Meininger Fritz
Schlafer Ludwig
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