Process for the preparation of cationic dyestuffs

Details Process for the preparation of cationic dyestuffs Process for the preparation of cationic dyestuffs

1981-03-19

1982-08-10

Demers, Arthur P.

Harness for working animal

260165, C07D20940

Patent

active

043439365

ABSTRACT:
Cationic dyestuffs of the general formula ##STR1## wherein R.sub.1 represents hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 - to C.sub.4 -alkoxy, nitro or halogen,

REFERENCES:
patent: 3973903 (1976-08-01), Clarke
patent: 4281112 (1981-07-01), Lehment et al.
Chemical Abstracts, Band 83, Nr. 4, 28, Jul. 1975, Pate 98, Nr. 29878s.

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