Benzisothiazole azo dyestuffs containing polyether groups

Details Benzisothiazole azo dyestuffs containing polyether groups Benzisothiazole azo dyestuffs containing polyether groups

1979-08-13

1981-09-29

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260465D, 260465E, 548163, 548164, 564203, 564223, 564441, 564442, 564443, C09B 29045, C09B 2909, C09B 2926, D06P 352

Patent

active

042922399

ABSTRACT:
Dyestuffs of the formula ##STR1## wherein R.sub.1 represents hydrogen, alkyl or aralkyl,

REFERENCES:
patent: 3455898 (1969-07-01), Seefelder et al.
patent: 3573273 (1971-03-01), Seefelder et al.
patent: 3586663 (1971-06-01), Kruckenberg
patent: 4051084 (1977-09-01), Kuhlthau et al.

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