Anhydride derivatives of 2-(S)-(6-methoxy-2-naphtyl)-propanoic acid, preparation method and use thereof
US8586790B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Feb 8, 2012 |
| Grant date | Nov 19, 2013 |
| Priority date | — |
| Expiry date | Mar 3, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C203/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention provides a novel anhydride derivative of 2-(S)-(6-methoxy-2-naphtyl)-propanoic acid for preparing nitrooxyalkyl esters of 2-(S)-(6-methoxy-2-naphtyl)-propanoic acid with high purity to meet requirements of the industry.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.