Phenyl-azo-tetrahydroquinoline azo compounds

Details Phenyl-azo-tetrahydroquinoline azo compounds Phenyl-azo-tetrahydroquinoline azo compounds

1974-02-21

1976-04-20

Higel, Floyd D.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260283R, 260287R, 260289R, C09B 2936, D06P 108, D06P 324

Patent

active

039519422

ABSTRACT:
Azo compounds especially useful for dyeing polyamide fibers on which the compounds exhibit improved fastness and dyeability properties contain a phenyl diazo component having a substituent in the 4-position and hydrogen, chlorine or bromine in the 2-position, and a tetramethyl substituted tetrahydroquinoline coupling component.

REFERENCES:
patent: 2529924 (1950-11-01), Dickey
patent: 2746952 (1956-05-01), Dickey et al.
patent: 2830042 (1958-04-01), Dittmar et al.
patent: 2839523 (1958-06-01), Towne et al.
patent: 2883374 (1959-04-01), Enders
patent: 2888450 (1959-05-01), Kruckenberg
patent: 3386990 (1968-06-01), Dale et al.

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