Preparation of esters
US4323685A · kind A · utility
8Cited by
5References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 12, 1981 |
| Grant date | Apr 6, 1982 |
| Priority date | — |
| Expiry date | Feb 12, 2001 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C255/00
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Certain alpha-cyano esters are prepared by reacting an acyl halide with an aldehyde in a substantially water-immiscible aprotic solvent and an aqueous solution of water-soluble cyanide salt in the presence of a rate-promoting agent selected from acid salts of tertiary amines.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.