Alkylthioalkyl lactones
US4621146A · kind A · utility
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3Claims
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Key dates
| Filing date | Dec 20, 1985 |
| Grant date | Nov 4, 1986 |
| Priority date | — |
| Expiry date | Dec 20, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D305/12
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds of the formula ##STR1## and their preparation wherein R.sup.1 and R.sup.2 are each selected from H and alkyl wherein the alkyl moieties are straight or branched chain of 1-20 carbons, preferably 1-6 carbons. Readily prepared therefrom are the corresponding unsaturated esters of the formula R.sup.2 S(R.sup.1)CH--CH.sub.2 --CH.dbd.CH--COO-alkyl which are useful as intermediates in the preparation of herbicides.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.