发明名称 |
Novel coupler for use in oxidative hair dyeing |
摘要 |
Couplers for hair coloring compositions for oxidative dyeing of hair are compounds of formula (1): wherein X is selected from of halogen and R5SO4 R3 is selected from C1 to C2 alkyl and hydroxyethyl; and R, R1, R2 and R5 are each independently selected from C1 to C22 alkyl or C1 to C22 mono or dihydroxyalkyl.
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申请公布号 |
US2002102224(A1) |
申请公布日期 |
2002.08.01 |
申请号 |
US20010993210 |
申请日期 |
2001.11.16 |
申请人 |
LIM MU-III;PAN YUH-GUO;POPP MARGARET |
发明人 |
LIM MU-III;PAN YUH-GUO;POPP MARGARET |
分类号 |
A61K8/00;A61K8/40;A61K8/41;A61K8/49;A61Q5/10;C07C213/08;C07C215/76;C07C215/78;C07C215/90;(IPC1-7):A61K7/135 |
主分类号 |
A61K8/00 |
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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