Bis(triarylmethane) compounds

Details Bis(triarylmethane) compounds Bis(triarylmethane) compounds

1990-10-31

1993-02-23

Raymond, Richard L.

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

Organic compounds

Acyclic carbon bonded directly to three benzene rings or to...

552105, 552110, 544 38, 544 79, 544102, 544347, 546166, 546186, 546187, 548444, 548455, 548517, 548523, C07C21155

Patent

active

051891883

ABSTRACT:
Compounds of the general formula ##STR1## in which the symbols have the meaning given in the description, are highly suitable as color formers in recording materials based on acid developers. They give deep blue, green-blue, green, violet or red shades which have excellent sublimation and light fastness.

REFERENCES:
patent: 4223144 (1980-09-01), Kast et al.

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