Basic styryl dyes free from sulphonic acid groups, their product

Details Basic styryl dyes free from sulphonic acid groups, their product Basic styryl dyes free from sulphonic acid groups, their product

1974-06-13

1976-05-18

Demers, Arthur P.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260240D, 26032612R, 8177AB, C07D20904

Patent

active

039577678

ABSTRACT:
Novel basic, styryl dyes containing no sulphonic acid groups and of formula ##SPC1##
In which the radicals R, which may be the same or different, signify unsubstituted or substituted hydrocarbon radicals,

REFERENCES:
patent: 2230789 (1941-02-01), Winter
patent: 2242474 (1941-05-01), Kochendoerfer
patent: 2350393 (1944-06-01), Eistert et al.
patent: 3346571 (1967-10-01), Spatz et al.
patent: 3769279 (1973-10-01), Kuhlthau et al.

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