Process for the preparation of S-alkylcysteines
US6147257A · kind A · utility
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13Claims
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Key dates
| Filing date | Feb 3, 1999 |
| Grant date | Nov 14, 2000 |
| Priority date | — |
| Expiry date | Feb 3, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C319/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for the preparation of S-alkylcysteines of formula ##STR1## wherein R is a lower or branched C.sub.1 -C.sub.4 alkyl group; by S-alkylation of cysteines with dialkylcarbonates.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.