Process for preparing cationic methine dyestuffs

Details Process for preparing cationic methine dyestuffs Process for preparing cationic methine dyestuffs

1983-04-04

1985-09-17

Hollrah, Glennon H.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

548511, 548467, C07D20914, C07D20918, C07D40506

Patent

active

045422249

ABSTRACT:
Cationic methine dyestuffs of the formula ##STR1##

REFERENCES:
patent: 3346571 (1967-10-01), Spatz et al.
patent: 3514453 (1970-05-01), Spatz et al.
patent: 3541089 (1970-11-01), Heseltine et al.
patent: 3812108 (1974-05-01), Brack et al.
patent: 3955984 (1976-05-01), Kobayashi et al.
patent: 3957767 (1976-05-01), Kaeppeli
patent: 3980430 (1976-09-01), Kuhlthau

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