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苯甲酰吡唑酮类除草剂
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苯甲酰吡唑酮类除草剂
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苯甲酰吡唑酮类除草剂
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benzoylpyrazolone herbicides
苯甲酰吡唑酮类除草剂
一种对羟基苯基丙酮酸双氧化酶类抑制剂。结构通式中R部分为脂肪链;R1、R3为拉电子基团,如NO2、CF3、SO2Me、Cl等活性较好,当R3为强拉电子基团时,R1为甲基,也具有很好的活性;R2部分可为H、卤代烷氧烷基、或者含有氧、氮、酰胺等杂原子或基团的链状、环状取代基。
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first-order design
first-order difference
first-order differential
first-order differential equation
first-order efficiency
first-order efficient estimator
first-order equation
first-order formula
first-order functional calculus
first-order hold
first order induction schema
first-order language
first order logic
first-order logic
first-order memristor
first-order model theory
first-order necessary condition
first-order operator
first-order optical design
first order phase transition
first-order phase transition
first order phase transition and high order phase transition
first-order pole
first-order predicate
first order predicate calculus
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