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US4497648A Oxime derivatives for protecting plant crops 失效
用于保护植物作物的肟衍生物

Oxime derivatives for protecting plant crops
摘要:
The invention relates to novel oxime ethers of the formula ##STR1## R.sub.1 is hydrogen, methyl, methoxy, chlorine, cyano or trifluoromethyl, R.sub.2 is hydrogen or chlorine, orR.sub.1 and R.sub.2 taken together is --CH.dbd.CH--CH.dbd.CH-- attached to adjacent carbon atoms in the ring,a is 1 or 2, andR.sub.19 and R.sub.20 are each methyl or ethyl, orR.sub.19 and R.sub.20 taken together is C.sub.2 -C.sub.7 alkylene having 2 or 3 carbon atoms in its principal chain,to their various uses as antidotes for herbicides and to compositions containing them. The invention also relates to plant seed treated with said antidotes.
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