Phosphonous acid derivatives, processes for their preparation and their use in combatting microorganisms
US4213969A · kind A · utility
6Cited by
1References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 13, 1978 |
| Grant date | Jul 22, 1980 |
| Priority date | — |
| Expiry date | Nov 13, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S930/29
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Phosphonous acid derivatives of the general formula I ##STR1## or the corresponding zwitterion form, in which R, R.sub.1, R.sub.2 and R.sub.3 have the meanings given hereinafter, are valuable microbicides. They are being manufactured according to known methods of peptide synthesis and may be used to protect plants from the attack of plant-pathogenic bacteria and fungi.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.