Title:
ピリドン−メチドアゾ染料
Document Type and Number:
Japanese Patent JP4257872
Kind Code:
B2
Abstract:
Pyridone-methide azo dyes having free acid forms of formula (I) and their tautomeric forms are claimed, where D is a residue of carbo- or heterocyclic diazo component; A<1> and A<2> are each H or substits. typical for pyridones; A<3> and A<4> are each electronegative gps., or CA<3>A<4> is a cyclic methylene-active cpd.; A<5> is H, T, -OT<1>, -NH2, -NHT, -NT2, -NHCOH, -NHCOT, -C=CH-T, -N=CT2 or NHSO2T; or A<1>+A<2> and/or A<2>+A<3> and/or A<4>+A<5> and the intervening atoms are each an unsatd., opt. substd. 5-6-membered carbo- or heterocycle, provided that if one of A<3> and A<4> forms part of a ring, the other is an electronegative gp.; T is T<1->T<5>; T<1> is a (cyclo)alkyl or aralkyl; T<2> is an alkenyl; T<3> is an alkynyl; T<4> is an aryl; T<5> is a heteroaryl; X is O, NH, NT, NCOT, NCO2T or NSO2T; K<+> is -NH3<+>, -NHT2<+>, -NH2T<+>, -N3<+> or cycloimmonium; B<-> is an anion; Z is a fibre-reactive gp.; l = 0-2; m = 0-8; and n = 0-6. Also claimed are coupling components (II) and enamines (III) and methods of preparing (I) and (II) .
Inventors:
ライナー・ハンプレヒト
Application Number:
JP27148796A
Publication Date:
April 22, 2009
Filing Date:
September 20, 1996
Export Citation:
Assignee:
バイエル アクチェンゲゼルシャフトＢａｙｅｒ Ａｋｔｉｅｎｇｅｓｅｌｌｓｃｈａｆｔ
International Classes:
C09B29/42; C07C255/23; C07C255/30; C07D213/64; C07D213/75; C07D213/80; C07D213/85; C07D213/90; C07D221/04; C07D221/16; C07D409/04; C07D417/06; C07D417/12; C07D471/04; C09B29/36; C09B31/153; C09B44/00; C09B57/00; C09B62/006; C09B62/008; D06P1/04
Attorney, Agent or Firm:
特許業務法人小田島特許事務所