Preparation of cationic triarylmethane dyestuffs

Details Preparation of cationic triarylmethane dyestuffs Preparation of cationic triarylmethane dyestuffs

1980-06-26

1982-05-18

Waltz, Thomas A.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

546152, 546196, 544105, 544165, 544392, 548440, 548455, 548402, 548524, C09B 1110, C07D20904, C07D26530, C07D20918

Patent

active

043304761

ABSTRACT:
To synthesize triarylmethane dyestuffs of the general formula ##STR1## in which R.sup.1 and R.sup.2 represent optionally substituted alkyl, aryl or aralkyl or

REFERENCES:
patent: 2121928 (1938-06-01), Basel
patent: 3828071 (1974-08-01), Kast et al.
patent: 4211436 (1980-07-01), Kuhlthau et al.
patent: 4211716 (1980-07-01), Hermann et al.

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