Fiber-reactive red azo dyestuff

Details Fiber-reactive red azo dyestuff Fiber-reactive red azo dyestuff

C - Chemistry, Metallurgy

09

B

260/174, 8/26.2,

C09B 29/00 (2006.01) C09B 62/51 (2006.01) D06P 1/06 (2006.01)

Patent

CA 1208628

ABSTRACT A water-soluble fiber-reactive red dyestuff is disclosed which, in its free acid form, has the fornmula Image wherein X is -CH=CH2 or -CH2CH2-Z wherein Z is -OH, -Cl, -Br, -OSO3H, -SSO3H, -OPO3H2, -O2CCH3, -O2CCH2CH3 or -N(lower alkyl)2. Liquid compositions of said dyestuff are also disclosed. This dyestuff yields brilliant red shades on cellulosic materials having excellent fastness properties and superior color yield and build up.

447918

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