Coumarin and coumarinimide derivatives

Details Coumarin and coumarinimide derivatives Coumarin and coumarinimide derivatives

1974-11-25

1977-02-08

Daus, Donald G.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

260244R, 2602565R, 2603435, 2603452, 260515P, 260501R, 260574, 8 1D, C07D40504

Patent

active

040071880

ABSTRACT:
Disclosed are disperse dyes of formula I, ##STR1## in which X signifies O or NH, either R.sub.1 and R.sub.2 each signify an alkyl or phenyl radical,

REFERENCES:
patent: 3704302 (1972-11-01), Enomoto et al.
Gore et al., "Chemistry of Natural and Synthetic Colouring Matters," 1962, pp. 520, 592-593.
Brown, "The Pyrimidines," 1962, pp. 32-33, 62-63, 82-83, Interscience Publishers.
Brown, "The Pyrimldines, Supplement I," 1970, pp. 44-45, Interscience Publishers.

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