| 摘要 |
Title compds. of formula (I) are prepd. by reacting α-hydroxy- carboxylic acid N-oxyamide of formula (II) with halogenoazole of formula (III). In the formulas, R2 is C1-6 alkyl, C1-4 alkoxy-ethyl, or alkyl; R3 is C1-6 alkyl, C1-4 alkoxy-ethyl, allyl, or cyclohexyl; Hal is Cl, Br, or I; R is of formula (IV), (V), or (VI); X is O or S; R8, R9, R20, R23 are independently Cl, cyano, alkyl, alkylthio, alkylsulfonyl, or phenyl.
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