Intermediate compound for manufacturing bixin ethyl ester and method of manufacturing the same
US10800735B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Jul 12, 2019 |
| Grant date | Oct 13, 2020 |
| Priority date | — |
| Expiry date | Jul 12, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D277/76
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention relates to a method of manufacturing norbixin or bixin ethyl ester, which is a carotenoid-based compound, from a novel intermediate compound. When the novel intermediate compound is used, it is possible to manufacture norbixin or bixin ethyl ester in high yield through a simple process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.