Process for preparing glyphosate and glyphosate derivatives
US4568432A · kind A · utility
19Cited by
2References
21Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 28, 1984 |
| Grant date | Feb 4, 1986 |
| Priority date | — |
| Expiry date | Dec 28, 2004 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/3817
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A process for preparing glyphosate and derivatives of related structure. A precursor primary or secondary amine, such as glycine, is condensed with a carbonyl compound, such as formylphosphonic acid or its acetals, and the condensation product is reduced to produce the desired product.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.