Process for production of 2-thiophene aldehydes
US5412106A · kind A · utility
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3Claims
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Key dates
| Filing date | Oct 19, 1993 |
| Grant date | May 2, 1995 |
| Priority date | — |
| Expiry date | Oct 19, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D333/22
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
There is disclosed a process for the production of 2-thiophene aldehydes, in which the 2-thiophene aldehydes are obtained by the formylation of thiophene or derivatives thereof with formamides and phosgene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.