Herbicidal 3-hydroxy-2-cyclohexen-1-ones
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United States of America Patent
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Oct 27, 1992
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N/A
app pub date -
May 6, 1991
filing date -
May 16, 1990
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Expired
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Abstract
Herbicidal 3-hydroxy-2-cyclohexen-1-ones of the formula ##STR1## wherein R.sup.1 and R.sup.2 each is hydrogen or methyl, R.sup.3 is C.sub.1-4 alkyl, cyclopropylmethyl, C.sub.3-4 alkenyl which may be substituted by one to three halogen atoms or C.sub.3-4 alkynyl, R.sup.4 is C.sub.1-4 alkyl, R.sup.5 each independently is halogen, C.sub.1-4 alkyl, C.sub.1-4 haloalkyl, C.sub.1-4 alkoxy, C.sub.1-4 haloalkoxy, C.sub.1-4 alkylthio, C.sub.1-4 haloalkylthio or cyano, n is 0, 1 or 2, and m is 0, 1 or 2.
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