Process for the preparation of cationic alkylarylhydrazone dyest

Details Process for the preparation of cationic alkylarylhydrazone dyest Process for the preparation of cationic alkylarylhydrazone dyest

1981-06-08

1983-03-15

Demers, Arthur P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

542417, C07D 2738, C09B 2316

Patent

active

043767281

ABSTRACT:
To prepare dyestuffs of the general formula ##STR1## or color bases of the general formula ##STR2## wherein R.sup.1 and R.sup.2 denote hydrogen, alkyl, alkenyl or aralkyl,

REFERENCES:
patent: 3769279 (1973-10-01), Kuhlthau et al.
patent: 3773764 (1973-11-01), Lehment et al.
patent: 3984437 (1976-10-01), Fujino et al.
patent: 4168264 (1979-09-01), Koller et al.
patent: 4248775 (1981-02-01), Raue et al.
patent: 4251656 (1981-02-01), Loew et al.
Kuhn et al., Berichte 63(1930) pp. 3176-3183.

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