KR980002004A - 헥사플루오로비페닐-3, 3' , 4, 4'-테르라카르복실산 전구체 제조방법 - Google Patents

헥사플루오로비페닐-3, 3' , 4, 4'-테르라카르복실산 전구체 제조방법 Download PDF

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KR980002004A
KR980002004A KR1019970024235A KR19970024235A KR980002004A KR 980002004 A KR980002004 A KR 980002004A KR 1019970024235 A KR1019970024235 A KR 1019970024235A KR 19970024235 A KR19970024235 A KR 19970024235A KR 980002004 A KR980002004 A KR 980002004A
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tetrafluorobenzene
dicarboxylic acid
iodide
acid precursor
alkali metal
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KR100225748B1 (ko
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유미키 노다
다카시 혼마
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나가히로 마오미
우베 고산 가부시키가이샤
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/30—Preparation of carboxylic acid nitriles by reactions not involving the formation of cyano groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/33—Polycyclic acids
    • C07C63/331—Polycyclic acids with all carboxyl groups bound to non-condensed rings

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

Abstract

고성능 플루오르화수지용 중간 원료로서 2,2′,5,5′,6,6-헥사플로오로비페닐-3,3′,4,4′-테트라카르복실산 전구체가 알칼리금속 요오드화물과 테트라플루오로프탈로니트릴을 반응하여 고수율로 제조될 수 있다.

Description

헥사플루오로비페닐-3,3′,4,4′-테트라카르복실산 전구체 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음

Claims (9)

  1. 화학식(2)로 표시되는 테트라플루오로벤젠-o-디카르복실산 전구체와
    (X=CN 또는 COOR, R=탄소수 1-5개의 알킬기)화학식(3)로 표시되는 알칼리금속 요오드화물을
    (M=알칼리금속)극성용매에서 반응시키는 것으로 특징지워지는 화학식(4)로 표시되는 2,2′,5,5′,6,6′-헥사플루오로비페닐-3,3′,4,4′-테트라카르복실산 전구체의 제조방법.
    (X=CN 또는 COOR, R=탄소수 1-5개의 알킬기)
  2. 제1항에 있어서, 상기 테트라플루오로벤젠-o-디카르복실산 전구체는 테트라플루오로벤젠-o-디카본니트릴, 테트라플루오로벤젠- o-디카르복실산디메틸에스테르, 테트라플루오로벤젠-o-디카르복실산디에틸에스테르, 테트라플루오로벤젠-o-디카르복실산디프로필에스테르 및 테트라플루오로벤젠-o-디카르복실산디부틸에스테르로부터 선택되는 것을 특징으로 하는 제조방법.
  3. 제1항에 있어서, 알칼리금속 요오드화물은 요오드화리튬, 요오드화나트륨, 요오드화칼륨, 요오드화루비듐 및 요오드화세슘으로부터 선택되는 것을 특징으로 하는 제조방법.
  4. 제1항에 있어서, 상기 알칼리금속 요오드화물의 양은 상기 테트라플루오로벤젠-o-디카르복실산 전구체 1몰당 0.5-2몰정도인 것을 특징으로 하는 제조방법.
  5. 제1항에 있어서, 상기 극성용매는 디메틸포롬아미드, 디메틸아세트아미드, 디메틸설폭사이드, N-메틸피롤리돈, 헥사메틸포르포릭트리아미드 및 1,3-디메틸-2-이미다졸리디논으로부터 선택되는 것을 특징으로 하는 제조방법.
  6. 제1항에 있어서, 상기 극성용매의 양은 상기 테트라플루오로벤젠-o-디카르복식산 전구체 1몰당 100-10,000㎖인 것을 특징으로 하는 제조방법.
  7. 제1항에 있어서, 반응이 100-150℃온도에서 수행되는 것을 특징으로 하는 제조방법.
  8. 제1항에 있어서, 반응시간이 0.1 내지 15시간정도인 것을 특징으로 하는 제조방법.
  9. 제1항의 제조방법에 의해 얻어진 2,2′,5,5′6,6′-헥사플루오로비페닐-3,3′,4,4′-테트라카르복실산 전구체.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019970024235A 1996-06-14 1997-06-12 헥사플루오로비페닐-3,3',4,4'-테트라카르복실산 전구체 제조방법 Expired - Fee Related KR100225748B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP96-153750 1996-06-14
JP8153750A JPH101457A (ja) 1996-06-14 1996-06-14 ヘキサフルオロビフェニル−３，３’，４，４’−テトラカルボン酸前駆体の製造方法

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Publication Number Publication Date
KR980002004A true KR980002004A (ko) 1998-03-30
KR100225748B1 KR100225748B1 (ko) 1999-10-15

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KR1019970024235A Expired - Fee Related KR100225748B1 (ko) 1996-06-14 1997-06-12 헥사플루오로비페닐-3,3',4,4'-테트라카르복실산 전구체 제조방법

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US (1) US5856557A (ko)
JP (1) JPH101457A (ko)
KR (1) KR100225748B1 (ko)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3702593B2 (ja) * 1997-08-05 2005-10-05 宇部興産株式会社 フッ素含有ポリイミド、基板積層体およびポリアミック酸溶液
EP1405849A1 (en) 2002-10-04 2004-04-07 Corning Incorporated Halogenated styrene compounds and low-absorption-loss polymers obtainable therefrom
JP2007230999A (ja) * 2006-01-31 2007-09-13 Kyoto Univ 置換芳香族ニトリル化合物およびその製造方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3440277A (en) * 1965-12-13 1969-04-22 Us Air Force Fluoroaromatic compounds
JPH03101673A (ja) * 1989-09-14 1991-04-26 Nippon Carbide Ind Co Inc ３，３’，５，５’，６，６’―ヘキサフルオロ―４，４’―ビフタル酸無水物の合成法、並びに、３，３’，５，５’，６，６’―ヘキサフルオロ―４，４’―ビフタル酸無水物及びその中間体

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JPH101457A (ja) 1998-01-06
US5856557A (en) 1999-01-05

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