MANUFACTURING METHOD OF ISOBUTYL ANILINE

PROBLEM TO BE SOLVED: To provide an industrially advantageous manufacturing method of 3-isobutyl aniline useful as a manufacturing intermediate of an agricultural acaricide.SOLUTION: There is provided a method of manufacturing 3-isobutyl aniline or salts thereof by reacting nitrobromobenzenes and is...

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Bibliographic Details
Main Author ABE NOBORU
Format Patent
LanguageEnglish
Japanese
Published 19.01.2017
Subjects
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Summary:PROBLEM TO BE SOLVED: To provide an industrially advantageous manufacturing method of 3-isobutyl aniline useful as a manufacturing intermediate of an agricultural acaricide.SOLUTION: There is provided a method of manufacturing 3-isobutyl aniline or salts thereof by reacting nitrobromobenzenes and isobutene in presence of a palladium catalyst, a phosphine ligand, a base, a solvent and an auxiliary material to manufacture a compound with isobutene added and conducting a hydrogenation reaction (contact reduction) with or without isolating the addition compound.SELECTED DRAWING: None 【課題】 農園芸用殺ダニ剤の製造中間体として有用な３-イソブチルアニリンの工業的に有利な製造方法を提供すること。【解決手段】ニトロブロモベンゼン類とイソブテンとを、パラジウム触媒、ホスフィン系配位子、塩基、溶媒、及び補助剤の存在下反応させることにより、イソブテンが付加した化合物を製造し、当該付加化合物を単離又は単離することなく、水添反応（接触還元）することにより３-イソブチルアニリン又はその塩類を製造する方法。【選択図】なし
Bibliography:Application Number: JP20150130524