Triazolopyridine dyes and thermal transfer of methine dyes

Details Triazolopyridine dyes and thermal transfer of methine dyes Triazolopyridine dyes and thermal transfer of methine dyes

1990-08-20

1992-01-07

Hollrah, Glennon H.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546118, 546120, 546121, 544105, 544133, 503227, C07D47102

Patent

active

050793659

ABSTRACT:
Triazolopyridine dyes useful for thermal transfer of methine dyes have the formula ##STR1## where R.sup.1 is C.sub.1 -C.sub.20 -alkyl, which may be substituted and interrupted by one or more oxygen atoms, or is substituted or unsubstituted phenyl or hydroxyl,

REFERENCES:
patent: 4769360 (1988-09-01), Evans et al.

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