Azodyes containing a sulfoacetoacetic acid anilide coupling comp

Details Azodyes containing a sulfoacetoacetic acid anilide coupling comp Azodyes containing a sulfoacetoacetic acid anilide coupling comp

1992-08-03

1994-04-12

Lee, Mary C.

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

Organic compounds

Azo

534741, 534744, 548180, 548224, 548261, 5483107, 549 58, 549469, 562 44, C09B 29033, C09B 2933, D06P 106, C07C30914

Patent

active

053027043

ABSTRACT:
Dyes of formula ##STR1## wherein D is the radical of a diazo component of the benzene or naphthalene series or of the heterocyclic series, R.sub.1 is hydrogen or C.sub.1 -C.sub.4 alkyl and R.sub.2 is phenyl or substituted phenyl, give dyeings of good fastness properties on nitrogen-containing or hydroxyl group containing fibre materials.

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Venkataraman, The Chemistry of Synthetic Dyes, 1978 vol. VIII pp. 312-315.
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Yao et al, "Azo-Hydrazone Conversion. I. The Japp-Klingemann Reaction", J. Am. Chem. Soc., 84, 3514-3517 (1962).
March, Advanced Organic Chemistry, Third Ed., 1985, 532-533.

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