Biphenyl compound, and preparation method and application thereof

The invention discloses a biphenyl compound, and a preparation method and application thereof. The compound has a structure as shown in a formula (I) in the specification. The preparation method of the compound comprises the steps of reacting 4'-chloro-2-aminobiphenyl as a starting material wit...

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Hauptverfasser: WANG WEI, ZHENG XIAORUI, WANG LIEPING, NING BINKE, LIU KANGYUN, ZHANG YUANYUAN, HUANG XIAOYING, ZHANG XIAOGUANG, ZHANG JIANGONG
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention discloses a biphenyl compound, and a preparation method and application thereof. The compound has a structure as shown in a formula (I) in the specification. The preparation method of the compound comprises the steps of reacting 4'-chloro-2-aminobiphenyl as a starting material with substituted formyl chloride in solvent at a temperature of 20 DEG C to 120 DEG C under alkaline conditions to prepare the compound (I). The compound can be used as an active ingredient to prepare a pesticide bactericide, and has an 80% inhibition rate on Rhizoctonia solani, Botrytis cinerea and Alternaria solani at a dose of 50 [mu]g/L. 本发明公开了种联苯类化合物及制备方法和应用,该化合物结构如式(I)所示。其制备方法为以4′-氯-2-胺基联苯为起始原料与取代甲酰氯在溶剂中于20℃~120℃,在碱性条件下反应制得该化合物(I);该化合物可作为活性成分制备农药杀菌剂,在50μg/L剂量下对成立枯丝核菌、灰霉病菌和茄链格孢菌都有80%的抑制率。