Azo dyes containing a heterocyclic ring having a quaternized nit

Details Azo dyes containing a heterocyclic ring having a quaternized nit Azo dyes containing a heterocyclic ring having a quaternized nit

1973-07-30

1978-04-18

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260146R, 260146D, 260147, 260154, 260156, 260158, 260162, 260163, C09B 2908, C09B 2936, D06P 324, D06P 352

Patent

active

040850986

ABSTRACT:
Disclosed are basic azo dyes, free from sulphonic acid groups, and of formula, ##STR1## in which Q signifies an unsubstituted or substituted phenyl or naphthyl radical,

REFERENCES:
patent: 2913303 (1959-11-01), Baumann et al.
patent: 3078137 (1963-02-01), Baumann et al.
patent: 3102878 (1963-09-01), Baumann et al.
patent: 3132132 (1964-05-01), Suzuki et al.
patent: 3133052 (1964-05-01), Merian et al.
patent: 3148935 (1964-09-01), Pfitzner et al.
patent: 3245981 (1966-04-01), Stright
patent: 3438963 (1969-04-01), Robbins
patent: 3585182 (1971-06-01), Straley et al.
patent: 3679656 (1972-07-01), Iizuka et al.
patent: 3763140 (1973-10-01), Entschel et al.

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