Process for the preparation of dyestuffs

Details Process for the preparation of dyestuffs Process for the preparation of dyestuffs

1995-09-14

1996-11-26

Richter, Johann

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

Organic compounds

Azo

534580, 534581, C09B 2924

Patent

active

055787118

ABSTRACT:
Dyestuffs of the formula ##STR1## in which D is the radical of an aromatic or heterocyclic diazo component and

REFERENCES:
patent: 2978290 (1961-04-01), Bossard et al.
patent: 4432897 (1984-02-01), Furstenwerth
Patent Abstracts of Japan, vol. 6, No. 177 (C-124) (1055), Sep. 11, 1982.
JP-A-91975, "Water-Soluble Heterocyclic Azo Compound and Its Application"; Doujin Kagaku Kenkyusho K.K., Jun. 8, 1982.

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