1,3,4-thiadiazoles useful as herbicides
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United States of America Patent
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Mar 15, 1988
Grant Date -
N/A
app pub date -
Aug 13, 1986
filing date -
Aug 17, 1985
priority date (Note) -
Expired
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Abstract
Herbicidal thiadiazolyloxyacetamides of the formula: ##STR1## wherein: R is an optionally-substituted alkyl, cycloalkyl or aryl group; R.sup.1 and R.sup.2, which may be the same or different, each represent hydrogen, alkyl, cycloalkyl, alkoxy, alkenyl, aryl, aralkyl or aryloxy, any alkyl or aryl moiety thereof being optionally substituted; or R.sup.1 and R.sup.2, together with the nitrogen atom to which they are attached, represent a heterocyclic or benzheterocyclic group, the hetrocyclic ring of which is 5- or 6-membered, and which may be substituted by one or more alkyl groups; and X is oxygen, sulphur or --S(O).sub.n --where n is 1 or 2, process for their preparation, and compositions containing them.
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