Herbicidal N-thienyl-chloroacetamides
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United States of America Patent
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May 19, 1987
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N/A
app pub date -
Feb 3, 1983
filing date -
Sep 13, 1982
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Expired
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Abstract
The invention provides 5-membered heteroaromatic compounds of formula I ArN(Y)COCH.sub.2 Cl I wherein Ar is a 5-membered heteroaromatic group comprising 1 or 2 heteroatoms selected from O, S and N and linked by a ring C-atom to the N-atom of the N(Y)COCH.sub.2 Cl group to which it is bound, whereby where Ar is pyrazolyl, said N(Y)COCH.sub.2 Cl group is in the 4-position, and Y is as specified in the description, the use of these compounds as herbicides, compositions for facilitating such use and the preparation of the chloroacetamides.
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