Process for producing optically active 3-substituted-3-formyl-2-hydroxypropanoic acid compound
US8729294B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | May 30, 2011 |
| Grant date | May 20, 2014 |
| Priority date | — |
| Expiry date | May 30, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D209/48
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention provides a production method of optically active 3-substituted-3-formyl-2-hydroxypropanoic acid compound (4), which includes a step of reacting glyoxylic acid compound (1-1) or (1-2) with aldehyde (2) in the presence of optically active pyrrolidine compound (3);wherein each symbol is as defined in the specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.