Title:
BISASZO COMPOUND, SALT THEREOF, AND THEIR APPLICATION FOR FIBROUS MATERIAL
Document Type and Number:
Japanese Patent JP2002212459
Kind Code:
A
Abstract:
To provide a reactive dye useful for dyeing cellulose fibers red.
A bisazo compound represented by formula (1) (a and b are each 0 or 1; D1 is an optionally substituted phenylene or naphthylene group; Z1 is a fiber-reactive group; and Z2 is a fiber-reactive or non-fiber-reactive group provided when Z2 is a non-fiber-reactive group, then a is 1) or a salt thereof is provided. An example is a compound represented by formula (2).
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Inventors:
ITABASHI TAMON
KUNIMI NOBUTAKA
KUNIMI NOBUTAKA
Application Number:
JP2001013453A
Publication Date:
July 31, 2002
Filing Date:
January 22, 2001
Export Citation:
Assignee:
SUMITOMO CHEMICAL CO
International Classes:
C07D251/26; C09B62/513; D06P1/384; D06P3/66; (IPC1-7): C09B62/513; C07D251/26; D06P1/384; D06P3/66
Attorney, Agent or Firm:
Takashi Kuboyama (2 outside)