Preparation of indole and indole derivatives
US5025096A · kind A · utility
5Cited by
0References
8Claims
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Assignee
Inventors
Key dates
| Filing date | Aug 22, 1985 |
| Grant date | Jun 18, 1991 |
| Priority date | — |
| Expiry date | Aug 22, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D209/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Indole and indole derivatives are prepared by contacting under mild reaction conditions an N-(2-toly)formidate, N-(3-methyl-2-pyridyl)formimidate, or N-methyldiazyl formimidate with an alkali metal amide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.