Trisazo dyes having a 2,7-(1-amino-3,6-or 4,6-disulfo-8-hydroxyn

Details Trisazo dyes having a 2,7-(1-amino-3,6-or 4,6-disulfo-8-hydroxyn Trisazo dyes having a 2,7-(1-amino-3,6-or 4,6-disulfo-8-hydroxyn

1975-06-10

1978-06-27

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260159, 260169, C09B 3124, D06P 106, D06P 332

Patent

active

040974766

ABSTRACT:
Disclosed are compounds of the formula, ##STR1## in which X is hydrogen, chlorine, C.sub.1-4 alkyl or alkoxy, --SO.sub.3 M or --CO.sub.2 M,

REFERENCES:
patent: 1716063 (1929-06-01), Jordan
patent: 1982332 (1934-11-01), Taube
patent: 2024797 (1935-12-01), Hug et al.
patent: 2488076 (1949-11-01), Bossard
patent: 2676957 (1954-04-01), Armento
patent: 3917887 (1975-11-01), Stiller

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