| abstract |
(57) [Summary] (Modified) [Purpose] To provide a water-soluble fiber-reactive dye, a process for producing the same, and a use thereof. [Structure] Hynylsulfone-based fiber-reactive group and general formula Wherein R x is hydrogen or lower alkyl, which is substituted by the substituents customary in dyes and Q 1 And Q 2 are both independently lower alkyl, which is 1 or 2 lower alkanoyl groups or 1 Or two alkoxycarbonyl groups or one such alkoxycarbonyl and a group represented by an alkanoyl group or an amino group), for example, fiber reactive dyes such as azo dyes and their heavy metal complex salt derivatives, anthraquinone dyes, phthalocyanine dyes And formazan dyes. |