Thiazolediazacyanine dyestuffs

Details Thiazolediazacyanine dyestuffs Thiazolediazacyanine dyestuffs

1978-12-21

1981-07-07

Sneed, Helen M. S.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260158, C09B 4500

Patent

active

042773962

ABSTRACT:
Cationic dyestuffs of the formula ##STR1## wherein R.sub.1 represents a lower alkyl, alkenyl or hydroxyalkyl radical,

REFERENCES:
patent: 2835661 (1958-05-01), Straley et al.
patent: 2864812 (1958-12-01), Bossard et al.
patent: 3812093 (1974-05-01), Fisher et al.
patent: 3874847 (1975-04-01), Ohkawa et al.
patent: 4046752 (1977-09-01), Hohmann et al.
patent: 4082740 (1978-04-01), Mohr et al.

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