Salicyl phenyl naphthyl trisazo di and trisulfonic developed dir

Details Salicyl phenyl naphthyl trisazo di and trisulfonic developed dir Salicyl phenyl naphthyl trisazo di and trisulfonic developed dir

1979-06-27

1981-07-21

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

8639, 260147, 260148, 260166, 260207, C09B 3122, C09B 3322, C09B 3328, D06P 332

Patent

active

042798140

ABSTRACT:
New trisazo compounds that are useful as developed direct black dyes for cellulosic textiles and as self-shade dyes for paper and leather having the structure: ##STR1## wherein R' is at least one of the following groups: ##STR2## and M is H, Na, K, Li, N(R).sub.3 H where R is H, lower alkyl or lower hydroxyalkyl and each of the R groups can be the same or different.

REFERENCES:
patent: 2676957 (1954-04-01), Armento
patent: 2777839 (1957-01-01), Bockmann et al.
patent: 2870136 (1959-01-01), Hanhart
patent: 3325467 (1967-06-01), Jirou et al.
Colour Index, Third Edition, vol. 4, pp. 4301 to 4302, #'s 31785, 31790, 31793, (1971).

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