Intermediates for isopropyl 3S-amino-2R-hydroxy-alkanoates
US5166400A · kind A · utility
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8Claims
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Key dates
| Filing date | Jul 18, 1991 |
| Grant date | Nov 24, 1992 |
| Priority date | — |
| Expiry date | Jul 18, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/14
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Process and intermediates for isopropyl 3S-amino-4-cyclohexyl-2R-hydroxybutyrate and 3S-amino-2R-hydroxy-5-methylhexanoate from R-malic acid. These products are of known utility in the synthesis of certain renin inhibitors.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.