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Organic Low-Molecular-Weight Compounds And Preparation Thereof
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Low-Molecular Organic Synthesis Reactions Using Catalysts
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Abstract
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2-히드록시벤조페논 유도체의 제조방법Method for preparing 2-hydroxybenzophenone derivative
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.
Claims (1)
2-히드록시벤조페논계 유도체를 제조하는데 있어서, 다음 일반식(Ⅱ)의 벤조일클로라이드 유도체와 레조르시놀을 반응시켜 2,4-디히드록시 벤조페논 유도체를 제조한후, 이것을 피리딘, 트리에틸아민, 메틸피리딘,트리에틸아민,디프로필아민 및 디에틸아민 중 선택된 1종을 용매겸 촉매로 사용하여 알킬할라이드와 100℃이상의 온도에서 반응시켜 되어지는 것임을 특징으로 하는 다음 일반식(I)로 표시되는 2-히드록시벤조페논계 유도체의 제조방법.In preparing a 2-hydroxybenzophenone derivative, a 2,4-dihydroxy benzophenone derivative is prepared by reacting a benzoyl chloride derivative of the following general formula (II) with resorcinol, which is then pyridine and triethyl. The following general formula (I) is characterized in that one of amine, methylpyridine, triethylamine, dipropylamine and diethylamine is used as a solvent and a catalyst to react with an alkyl halide at a temperature of 100 ° C. or more. Method for producing a 2-hydroxybenzophenone derivative represented.윗 식에서, X는 할로겐 원자를 나타내고, Y는 수소원자, 알킬기나 알콕시기 또는 할로겐원자를 나타내며, R은 탄소수 8 내지 32의 알킬기를 나타낸다.In the above formula, X represents a halogen atom, Y represents a hydrogen atom, an alkyl group or an alkoxy group or a halogen atom, and R represents an alkyl group having 8 to 32 carbon atoms.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019890018310A1989-12-111989-12-11
Method for preparing 2-hydroxybenzophenone derivative
KR910011729A
(en)