Process for the preparation of dihydroxy esters
US5041621A · kind A · utility
5Cited by
15References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 27, 1989 |
| Grant date | Aug 20, 1991 |
| Priority date | — |
| Expiry date | Sep 27, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C67/44
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Process is disclosed for the preparation of dihydroxy esters such as hydroxypivalyl hydroxypivalate from hydroxy aldehydes such as hydroxypivaldehyde by contacting said hydroxy aldehydes with low levels of at least one elemental metal selected from a defined group of metals. Reaction product is readily recovered without the need for extensive catalysts neutralization and/or removal procedures.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.