KR930007873A - Method for preparing 1,1-dichloro-1-fluoroethane - Google Patents

Method for preparing 1,1-dichloro-1-fluoroethane Download PDF

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Publication number
KR930007873A
KR930007873A KR1019910019259A KR910019259A KR930007873A KR 930007873 A KR930007873 A KR 930007873A KR 1019910019259 A KR1019910019259 A KR 1019910019259A KR 910019259 A KR910019259 A KR 910019259A KR 930007873 A KR930007873 A KR 930007873A
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KR
South Korea
Prior art keywords
dichloro
fluoroethane
dichloroethylene
producing
preparing
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Application number
KR1019910019259A
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Korean (ko)
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KR950005372B1 (en
Inventor
이윤용
김재덕
강윤환
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박원희
한국과학기술연구원
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Priority to KR1019910019259A priority Critical patent/KR950005372B1/en
Publication of KR930007873A publication Critical patent/KR930007873A/en
Application granted granted Critical
Publication of KR950005372B1 publication Critical patent/KR950005372B1/en

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/07—Preparation of halogenated hydrocarbons by addition of hydrogen halides
    • C07C17/08—Preparation of halogenated hydrocarbons by addition of hydrogen halides to unsaturated hydrocarbons
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C19/00—Acyclic saturated compounds containing halogen atoms
    • C07C19/08—Acyclic saturated compounds containing halogen atoms containing fluorine
    • C07C19/10—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine
    • C07C19/12—Acyclic saturated compounds containing halogen atoms containing fluorine and chlorine having two carbon atoms

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

Abstract

본 발명은 1,1-디클로로에칠렌과 무수불화수소산을 몰비 1:3~50로, 압력 1~20bar, 온도 30~130℃에서 반응시켜 고수율, 고선택율로 1,1-디클로로-1-플루오로에탄올 제조하는 방법이다.In the present invention, 1,1-dichloroethylene and hydrofluoric anhydride are reacted at a molar ratio of 1: 3 to 50 at a pressure of 1 to 20 bar and a temperature of 30 to 130 ° C. to yield high yield and high selectivity of 1,1-dichloro-1-fluoro. It is a method for producing roethanol.

Description

1,1-디클로로-1-플루오로에탄의 제조방법Method for preparing 1,1-dichloro-1-fluoroethane

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

Claims (5)

1,1-디클로로에칠렌과 1,1-디클로로에칠렌 1몰에 대해 3~50몰의 무수불화수소산을 압력 1~20bar, 온도 30~130℃에서 액상에서 반응시키는 것을 특징으로 하는 1,1-디클로로-1-플루오로에탄의 제조방법.1,1-dichloro, characterized in that 3 to 50 moles of hydrofluoric anhydride are reacted with 1,1-dichloroethylene and 1 mole of 1,1-dichloroethylene in a liquid phase at a pressure of 1 to 20 bar and a temperature of 30 to 130 ° C. Method for producing -1-fluoroethane. 1항에 있어서, 1,1-디클로로에칠렌 1몰에 대해 4~30몰의 무수 불화수소산을 반응시키는 것이 특징인 1,1-디클로로-1-플루오로에탄의 제조방법.The method for producing 1,1-dichloro-1-fluoroethane according to claim 1, wherein 4 to 30 moles of anhydrous hydrofluoric acid is reacted with 1 mole of 1,1-dichloroethylene. 제1항에 있어서, 50~70℃의 온도에서 반응시키는 것이 특징인 1,1-디클로로-1-플루오로에탄의 제조방법.The method for producing 1,1-dichloro-1-fluoroethane according to claim 1, wherein the reaction is carried out at a temperature of 50 to 70 ° C. 제1항에 있어서, 1~10bar의 압력에서 반응시키는 것이 특징인 1,1-디클로로-플루오로에탄의 제조방법.The method for preparing 1,1-dichloro-fluoroethane according to claim 1, wherein the reaction is performed at a pressure of 1 to 10 bar. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910019259A 1991-10-31 1991-10-31 Preparation of 1,1dichloro-fluoroethan KR950005372B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910019259A KR950005372B1 (en) 1991-10-31 1991-10-31 Preparation of 1,1dichloro-fluoroethan

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910019259A KR950005372B1 (en) 1991-10-31 1991-10-31 Preparation of 1,1dichloro-fluoroethan

Publications (2)

Publication Number Publication Date
KR930007873A true KR930007873A (en) 1993-05-20
KR950005372B1 KR950005372B1 (en) 1995-05-23

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ID=19322057

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910019259A KR950005372B1 (en) 1991-10-31 1991-10-31 Preparation of 1,1dichloro-fluoroethan

Country Status (1)

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KR (1) KR950005372B1 (en)

Also Published As

Publication number Publication date
KR950005372B1 (en) 1995-05-23

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