Process for the preparation of modafinil
US7057068B2 · kind B2 · utility
4Cited by
4References
7Claims
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Key dates
| Filing date | Apr 23, 2003 |
| Grant date | Jun 6, 2006 |
| Priority date | — |
| Expiry date | Jun 16, 2023 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C315/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of 2-[(diphenylmethyl)sulfinyl]acetamide (I) comprising the oxidation of sodium 2-[(diphenylmethyl)sulfenyl]acetate to the corresponding sulfoxide and the derivatization of the latter to amide
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.