Process for producing diethyl phosphite
US4342709A · kind A · utility
4Cited by
2References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 8, 1980 |
| Grant date | Aug 3, 1982 |
| Priority date | — |
| Expiry date | Dec 8, 2000 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/142
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process of producing diethyl phosphite by reacting an excess of triethyl phosphite with phosphorous acid. The improved process results in a high quality diethyl phosphite product having low acidity that is suitable as an intermediate for most uses requiring a low acidity diethyl phosphite.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.