Fiber-reactive benzotriazolyl-phenyl diazonium compounds suitabl

Details Fiber-reactive benzotriazolyl-phenyl diazonium compounds suitabl Fiber-reactive benzotriazolyl-phenyl diazonium compounds suitabl

1990-02-23

1991-08-27

Lee, Mary C.

Organic compounds -- part of the class 532-570 series

Organic compounds

Diazo or diazonium

534565, 534642, 562 36, 562 62, C07C24520, C09B 6251, C09B 62513, D06P 1384

Patent

active

050434357

ABSTRACT:
Diazonium compounds are disclosed which correspond to the formula ##STR1## in which Y' is vinyl, .beta.-hydroxyethyl of an ethyl group having a substituent in the .beta.-position which is eliminated by means of alkali, R is hydrogen, hydroxy, alkyl having 1 to 4 carbon atoms, alkoxy having 1 to 4 carbon atoms, carboxy or halogen, n is the number 0, 1 or 2, M is hydrogen or an alkali metal, and An is an anion, and wherein the diazonium group is bound in the meta- or para-position to the nitrogen of the benzotriazole radical.
Also disclosed is a process for the preparation of the diazonium compounds. The compounds are useful as diazo components for the preparation of azo compounds by a coupling reaction.

REFERENCES:
patent: 2861078 (1958-11-01), Miller et al.
patent: 3148179 (1964-08-01), Carboni
patent: 4240822 (1980-12-01), Diehl et al.
patent: 4556707 (1985-12-01), Henk
patent: 4649193 (1987-03-01), Meininger et al.
patent: 4851542 (1989-07-01), Schwaiger et al.

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