Process for producing indolocarbazole derivatives
US5585488A · kind A · utility
2Cited by
3References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 1996 |
| Grant date | Dec 17, 1996 |
| Priority date | — |
| Expiry date | Feb 23, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D498/22
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
In the formulae, R.sup.1, R.sup.2, and R.sup.3 independently represent lower alkyl or aryl, and R.sup.4 represents lower alkyl. The present invention relates to a process for producing an indolocarbazole derivative represented by Formula (II), comprising the acidic treatment of a silylated indolocarbazole derivative represented by Formula (VI).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.