Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1985-12-20
1986-11-04
Milestone, Norma S.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
549329, C07D30512
Patent
active
046211462
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.
REFERENCES:
patent: 2585223 (1942-02-01), Caldwell
patent: 2675392 (1954-04-01), Theobald
Houben-Weyl, Methoden der Organischen Chemie, vol. VI/2 (1963), pp. 520-523, 515-517.
Eastman Kodak Company
Milestone Norma S.
Spurrell Donald W.
Thomsen J. Frederick
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