Process for producing optically active 4-chloro-3-hydroxybutanal compound
US8742176B2 · kind B2 · utility
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Key dates
| Filing date | Oct 19, 2011 |
| Grant date | Jun 3, 2014 |
| Priority date | — |
| Expiry date | Oct 19, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/07
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a method of producing optically active 4-chloro-3-hydroxybutanal compound (2) by reacting chloroacetaldehyde with aldehyde compound (1) in the presence of optically active pyrrolidine compound (5).wherein each symbol is as defined in the specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.