发明名称 |
NOVEL COUPLERS FOR USE IN OXIDATIVE HAIR DYEING |
摘要 |
Couplers for hair coloring compositions for oxidative dyeing of hair are compounds of the formula (1): where R1 and R2 are each individually selected from a hydrogen atom, a C1 to C3 alkyl group, a C1 to C5 mono or dihydroxyalkyl group; phenyl or benzyl optionally substituted with an alkoxy group, or R1 and R2 together with the nitrogen atom to which they are attach ed form a piperazine, piperidine, imidazole, or morpholine ring.
|
申请公布号 |
CA2433836(A1) |
申请公布日期 |
2002.08.01 |
申请号 |
CA20022433836 |
申请日期 |
2002.01.18 |
申请人 |
P&G-CLAIROL, INC. |
发明人 |
LIM, MU-III;ANDERSON, JAMES S.;PAN, YUH-GUO |
分类号 |
C07D295/08;A61K8/00;A61K8/41;A61K8/49;A61Q5/10;C07B61/00;C07C45/29;C07C45/60;C07C49/753;C07C213/02;C07C217/84;C07D233/61;D06P3/08;(IPC1-7):C07D295/12;C07D233/00;A61K7/13;C07C211/50 |
主分类号 |
C07D295/08 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|