Anthraquinone dyes contg. sulphonic acid gps - and esp. unsatd fibre-react-ive acyl gp. for dyeing and printing cellulosic and nitrogen contg textiles

摘要

Anthraquinone dyes of formula (I) (where m and n each = 0-2 X is 4 di- or trichloropyrimidyl gp. dichloroquinoxaline carboxylic acid, dichlorophthalazine carboxylic acid, dichloropyridazone propionic acid or 2-chlorobenzothiazole carboxylic acid gp. or an aliphatic esp. unsatd. fibre-reactive acyl gp. bonded via -CO-to-NH-bridge) are used for dyeing silk, wool, superpolyamides and superpolyurethanes, (I) are prepd. by reacting cpds. (II) with Na2SO3.