Anthraquinone dyestuffs

Details Anthraquinone dyestuffs Anthraquinone dyestuffs

1966-12-16

1977-02-15

Trousof, Natalie

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

2602393R, 260326D, 260304A, 260372, 260301, 260377, 260380, 26029362, 2603265FM, 260250P, 260250Q, 2603473, 260295T, 2603075, 8 39B, 8 39C, C07D22310, C07C 4995

Patent

active

040082229

ABSTRACT:
Anthraquinone dyestuffs suitable for use in dyeing and printing synthetic fiber material, particularly polyesters, and process for their preparation which comprises reacting an anthraquinone which contains, in at least one .beta.-position, a reactive group which will come off, with a phenol, an alcohol, an aromatic or aliphatic mercaptan or amine which contains an aryl radical substituted by at least 1 acylamino methylene group or an anthraquinone which contains, in at least one .beta.-position, an aryl radical attached directly or through a bridge with a methylolamide or a derivative thereof or an equivalent amount of a mixture of formaldehyde or formaldehyde-yielding compound and an aliphatic or aromatic nitrile or the amide or imide derived therefrom.

REFERENCES:
patent: 2559787 (1951-07-01), Olpin et al.
patent: 2888467 (1959-05-01), Richter
patent: 2957884 (1960-10-01), Moergeli
patent: 3123638 (1964-03-01), Schaeffer
patent: 3236843 (1966-02-01), Straley et al.
patent: 3274198 (1966-09-01), Turetzky
patent: 3320287 (1967-05-01), Schwander
patent: 3433835 (1969-03-01), Muller et al.
patent: 3497527 (1970-02-01), Randall et al.

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