Pyridine sulfonyl urea derivatives
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United States of America Patent
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Oct 24, 1995
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N/A
app pub date -
Nov 29, 1993
filing date -
Feb 25, 1991
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Abstract
The present invention relates to novel pyridinesulfonylurea derivatives, having a herbicidal activity, which is described in the following structure of general formula (I) ##STR1## wherein, Q is Q-1, Q-2, Q-3 or Q-4 as follows; ##STR2## E is single bond or CH.sub.2 R.sup.2 is C.sub.1 -C.sub.6 alkyl substituted with 1 to 3 halogens; R.sup.1, R.sup.3, W and A are defined in the claims; and these may be an agriculturally suitable salt.
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