KR830005088A - Synthesis method of α, β-unsaturated ketones - Google Patents

Synthesis method of α, β-unsaturated ketones Download PDF

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Publication number
KR830005088A
KR830005088A KR1019810001431A KR810001431A KR830005088A KR 830005088 A KR830005088 A KR 830005088A KR 1019810001431 A KR1019810001431 A KR 1019810001431A KR 810001431 A KR810001431 A KR 810001431A KR 830005088 A KR830005088 A KR 830005088A
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South Korea
Prior art keywords
ones
alkene
phenyl
acetoacetic acid
substituted
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KR1019810001431A
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Korean (ko)
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KR830002391B1 (en
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쓰도무 가꾸
기요시 가쓰우라
미끼오 사와끼
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모리사와 요시오
닛뽕소오다 가부시끼가이샤
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Priority to KR1019810001431A priority Critical patent/KR830002391B1/en
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
    • C07C49/20—Unsaturated compounds containing keto groups bound to acyclic carbon atoms

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

내용 없음No content

Description

α,β-불포화 케톤류의 합성방법Synthesis method of α, β-unsaturated ketones

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (5)

α-위치 수소원자를 갖는 알데히드와 아세토아세트산의 알칼리 금속염을 기름층과 물층을 생성하는 비균질의 용매 혼합물 내에서 지방족 2차 아민의 존재하에 반응시킴으로써 케톤을 합성하는 것을 특징으로 하는 α,β-불포화 케톤류의 합성방법.α, β-unsaturated by reacting an aldehyde having an α-position hydrogen atom with an alkali metal salt of acetoacetic acid in the presence of an aliphatic secondary amine in a heterogeneous solvent mixture which produces an oil layer and a water layer. Synthesis method of ketones. 상기의 아민이 환상 지방족 2차 아민과 N-알킬-n-알킬아민류로 이루어진 그룹으로부터 선택된 것임을 특징으로하는 특허청구의 범위 1의 방법.The method according to claim 1, wherein the amine is selected from the group consisting of cyclic aliphatic secondary amines and N-alkyl-n-alkylamines. α,β-불포화 케톤류가 5내지 12개의 탄소원자를 갖는 직쇄 또는 측쇄 3-알켄-2-온류, 알킬티오-3-알켄-2-온류, 알킬술피닐-3-알켄-2-온류, 알킬술포닐-3-알켄-2-온류, 페닐-3-알켄-2-온류, 치환페닐-3-알켄-2-온류, 페닐티오-3-알켄-2-온류, 치환페닐티오-3-알켄-2-온류, 페닐-술피닐-3-알켄-2-온류, 치환 페닐술피닐-3-알켄-2-온류 또는 벤질티오-3-알켄-2-온류 등을 특징으로 하는 특허청구의 범위 1에 따른 방법.linear or branched 3-alkene-2-ones, alkylthio-3-alkene-2-ones, alkylsulfinyl-3-alkene-2-ones having 5 to 12 carbon atoms, alkylsulphate Phenyl-3-alkene-2-ones, phenyl-3-alkene-2-ones, substituted phenyl-3-alkene-2-ones, phenylthio-3-alkene-2-ones, substituted phenylthio-3-alkenes- Claim 1 characterized by 2-ones, phenyl-sulfinyl-3-alkene-2-ones, substituted phenylsulfinyl-3-alkene-2-ones, or benzylthio-3-alkene-2-ones, etc. According to the method. 사용된 아세토아세트산의 알칼리금속염이 아세토아세트산의 나트륨염 또는 칼륨염 인것을 특징으로 하는 특허청구의 범위 1에 따른 방법.The method according to claim 1, wherein the alkali metal salt of acetoacetic acid used is a sodium salt or a potassium salt of acetoacetic acid. 기름층을 생성하는 용매류가 염소처리한 탄화수소 또는 방향족 탄화수소인 것을 특징으로 하는 특허청구의 범위 1에 따른 방법.The process according to claim 1, wherein the solvents forming the oil layer are chlorinated hydrocarbons or aromatic hydrocarbons. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019810001431A 1981-04-25 1981-04-25 Synthesis of , -unsaturated ketones KR830002391B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019810001431A KR830002391B1 (en) 1981-04-25 1981-04-25 Synthesis of , -unsaturated ketones

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019810001431A KR830002391B1 (en) 1981-04-25 1981-04-25 Synthesis of , -unsaturated ketones

Publications (2)

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KR830005088A true KR830005088A (en) 1983-07-23
KR830002391B1 KR830002391B1 (en) 1983-10-25

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KR1019810001431A KR830002391B1 (en) 1981-04-25 1981-04-25 Synthesis of , -unsaturated ketones

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KR830002391B1 (en) 1983-10-25

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