3-(Phosphoryloxy) and (phosphonyloxy)-thiophenes
US4155996A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 22, 1978 |
| Grant date | May 22, 1979 |
| Priority date | — |
| Expiry date | Sep 22, 1998 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07F9/655345
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel 3-(phosphoryloxy) or (phosphonyloxy)-thiophenes of the formula ##STR1## wherein R is alkyl of 1 to 4 carbon atoms, R.sub.1 is selected from the group consisting of alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atoms and ##STR2## wherein R' and R" are individually selected from the group consisting of hydrogen and alkyl of 1 to 4 carbon atoms, R.sub.2 is selected from the group consisting of cyano, alkoxy carbonyl of 2 to 4 carbon atoms and ##STR3## wherein Z is selected from the group consisting of phenyl and alkyl of 1 to 4 carbon atoms, R.sub.3 is selected from the group consisting of alkyl of 1 to 6 carbon atoms, alkoxy of 1 to 6 carbon atoms, alkylthio of 1 to 6 carbon atoms, phenyl, morpholino, piperidinyl and alkoxy carbonyl of 2 to 4 carbon atoms and X is selected from the group consisting of oxygen and sulfur having pesticidal properties and their preparation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.