3-methyl-1-phenyl-5-pyrozolone-4-azo-1'-(3'-chloro-S-tri azinyla

Details 3-methyl-1-phenyl-5-pyrozolone-4-azo-1'-(3'-chloro-S-tri azinyla 3-methyl-1-phenyl-5-pyrozolone-4-azo-1'-(3'-chloro-S-tri azinyla

1986-03-24

1989-09-12

Higel, Floyd D.

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

Organic compounds

Azo

8549, C09B 62085, D06P 1382, D06P 310, D06P 324

Patent

active

048661643

ABSTRACT:
The monoazo dyes of the formula ##STR1## wherein R.sub.1 is N-ethylanilino or anilino which is substituted by C.sub.2 -C.sub.5 alkanoylamino, R.sub.2 is hydrogen or C.sub.1 -C.sub.4 alkyl and R.sub.3 is halogen or C.sub.1 -C.sub.4 alkyl, produce dyeings and prints of good lightfastness and wetfastness properties on polyamide fibre materials.

REFERENCES:
patent: 2795576 (1957-06-01), Fasciati
patent: 4145340 (1979-03-01), Ridyard
patent: 4348318 (1982-09-01), Ruhlmann
patent: 4544738 (1985-10-01), Baumann et al.

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