Merocyanine-like thiazole dyes and thermal transfer thereof

Details Merocyanine-like thiazole dyes and thermal transfer thereof Merocyanine-like thiazole dyes and thermal transfer thereof

1990-08-24

1992-03-31

Gerstl, Robert

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548192, 503227, C07D27742, B91M 5035, B41M 826

Patent

active

051010356

ABSTRACT:
Useful thermal transfer dyes are thiazole dyes having the formula ##STR1## where R.sup.1 and R.sup.2 are each, independently of the other, hydrogen, substituted or unsubstituted alkyl, substituted or unsubstituted phenyl or cyclohexyl or together with the linking nitrogen atom a heterocyclic radical,

REFERENCES:
patent: 2951847 (1960-09-01), Baumann
patent: 4760049 (1988-07-01), Etzbach et al.
patent: 4769360 (1988-09-01), Evans et al.
patent: 4829047 (1989-05-01), Niwa et al.
Methoden Der Organischen Chemie, vol. VII/3b, pp. 262-265, P. Grunanger, "Chinonimine".
Methoden Der Organischen Chemie, vol. VII/3b, pp. 299-301, P. Grunanger, "Chinonimine".

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