Vinylsulfone nor-pyrethric compounds
US5329017A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 22, 1993 |
| Grant date | Jul 12, 1994 |
| Priority date | — |
| Expiry date | Apr 22, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C69/743
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Novel all possible stereoisomers and mixtures thereof of vinylsulfone nor-pyrethric compounds of the formula ##STR1## wherein R.sub.a is selected from the group consisting of alkyl of 1 to 18 carbon atoms, alkenyl and alkynyl of 2 to 18 carbon atoms, cycloalkyl of 3 to 18 carbon atoms, cycloalkylalkyl of 4 to 18 carbon atoms and aryl of 6 to 14 carbon atoms unsubstituted or substituted with at least one functional group, n is 0, 1 or 2, R.sub.b is selected from the group consisting of alkyl of 1 to 18 carbon atoms, alkenyl and alkynyl of 2 to 18 carbon atoms, cycloalkyl of 3 to 18 carbon atoms, cycloalkylalkyl of 4 to 18 carbon atoms and aryl of 6 to 14 carbon atoms, all unsubstituted or unsubstituted with at least one functional group or R.sub.a and R.sub.b together with the C-S-C to which they are attached form ##STR2##
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.