| 发明名称 |
PROCESS FOR THE PREPARATION OF INDIGO COMPOUNDS |
| 摘要 |
A process is provided herein for the preparation of an indigo compound. The process includes reacting a corresponding indole compound having no substituent at the 2- and 3-positions with a percarboxylic acid in the presence of an alcohol solvent, or by reacting with heating over 60.degree.C in the presence of an aprotic solvent.
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| 申请公布号 |
CA2000990(C) |
申请公布日期 |
1995.06.20 |
| 申请号 |
CA19892000990 |
申请日期 |
1989.10.18 |
| 申请人 |
MITSUI TOATSU CHEMICALS, INCORPORATED |
发明人 |
YAMAMOTO, YOSHIHIRO;TAKAKI, USAJI;AOKI, SHINOBU;HARA, ISAO |
| 分类号 |
C09B7/02;(IPC1-7):C09B7/02 |
主分类号 |
C09B7/02 |
| 代理机构 |
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