Benzoisothiazole azo dyestuffs

Details Benzoisothiazole azo dyestuffs Benzoisothiazole azo dyestuffs

1985-06-27

1987-07-21

Higel, Floyd D.

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

Organic compounds

Azo

534565, 534774, 534788, C09B 29045, C09B 2909, C09B 6748, D06P 118, D06P 354

Patent

active

046819320

ABSTRACT:
Azo dyestuffs of the formula ##STR1## wherein R.sub.1 denotes hydrogen, C.sub.1 -C.sub.4 -alkoxy or C.sub.1 -C.sub.4 -alkoxyethoxy and

REFERENCES:
patent: 3455898 (1969-07-01), Seefelder et al.
patent: 4292239 (1981-09-01), Kruckenberg et al.
patent: 4465628 (1984-08-01), Grund et al.
patent: 4488992 (1984-12-01), Yoshinaga et al.

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