发明名称 |
Pyridone monoazo compound having vinylsulfone type fiber-reactive group |
摘要 |
A monoazo compound, or a salt thereof, of the formula, <IMAGE> wherein W is a hydrogen atom or a carbamoyl group, R1 is a lower alkyl group, R2 and R3 are independently a hydrogen atom or a lower alkyl group, A is an unsubstituted or substituted phenylene or naphthylene group, Y is -SO2CH=CH2 or -SO2CH2CH2Z, in which Z is a group capable of being split by the action of an alkali, and X is an aromatic or aliphatic group substituted with one or two members selected from sulfonic acid group and carboxylic acid group, which is useful for dyeing fiber materials to give dyed products of a characteristic yellow color excellent in various fastness properties.
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申请公布号 |
US4701524(A) |
申请公布日期 |
1987.10.20 |
申请号 |
US19850795123 |
申请日期 |
1985.11.05 |
申请人 |
SUMITOMO CHEMICAL COMPANY, LIMITED |
发明人 |
KAYANE, YUTAKA;SAWAMOTO, HIROKAZU;OMURA, TAKASHI;HARADA, NAOKI;TAKESHITA, AKIRA |
分类号 |
C09B62/51;D06P1/38;D06P1/384;(IPC1-7):C09B62/45;C09B62/53;D06P3/66 |
主分类号 |
C09B62/51 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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