PROCESS FOR PREPARING 2-METHYL-N-(2'-METHYLBUTYL)BUTANAMIDE

PROCESS FOR PREPARING 2-METHYL-N-(2'-METHYLBUTYL)BUTANAMIDE

To control the stereochemistry at position 2' of 2-methyl-N-(2'-methylbutyl)butanamide, the pheromone of MFLB, efficiently and in an industrially practical manner.SOLUTION: The present invention provides a separated α-arylethyl-2-methylbutylamine compound through a process for separating a...

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Bibliographische Detailangaben
Hauptverfasser: WATANABE TAKESHI, HOJO TATSUYA, NAGAE YUSUKE, KANAO TAKESHI, TSUKAGUCHI SHOGO, KUTSUWADA YASUHIKO
Format: Patent
Sprache:eng ; jpn
Schlagworte:
ACYCLIC OR CARBOCYCLIC COMPOUNDS
CHEMISTRY
METALLURGY
ORGANIC CHEMISTRY
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Beschreibung
Zusammenfassung:To control the stereochemistry at position 2' of 2-methyl-N-(2'-methylbutyl)butanamide, the pheromone of MFLB, efficiently and in an industrially practical manner.SOLUTION: The present invention provides a separated α-arylethyl-2-methylbutylamine compound through a process for separating an α-aryl-2-methylbutylethylamine compound of a specific isomer from a stereoisomer mixture of α-arylethyl-2-methylbutylamine compound represented by general formula (2) (where Ar represents a substituted or unsubstituted aryl group having 6 to 20 carbon atoms).SELECTED DRAWING: None 【課題】本発明は、工業的に実施可能で、効率的な、ＭＦＬＢのフェロモンである２－メチル－Ｎ－（２'－メチルブチル）ブタナミドの２'位の立体化学を制御することを目的とする。【解決手段】本発明は、下記一般式（２）【化１】JPEG2024111191000083.jpg40170（式中、Ａｒは炭素数６－２０の置換または無置換のアリール基を表す。）で表されるα－アリールエチル－２－メチルブチルアミン化合物の立体異性体混合物から、特定の異性体のα－アリール－２－メチルブチルエチルアミン化合物を分離する工程を含む、分離されたα－アリールエチル－２－メチルブチルアミン化合物を提供する。【選択図】なし