KR840002767A - 디페닐 벤조산염의 제조방법 - Google Patents

디페닐 벤조산염의 제조방법 Download PDF

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Publication number
KR840002767A
KR840002767A KR1019820005889A KR820005889A KR840002767A KR 840002767 A KR840002767 A KR 840002767A KR 1019820005889 A KR1019820005889 A KR 1019820005889A KR 820005889 A KR820005889 A KR 820005889A KR 840002767 A KR840002767 A KR 840002767A
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KR
South Korea
Prior art keywords
acid
general formula
following general
diphenyl
reacted
Prior art date
Application number
KR1019820005889A
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English (en)
Inventor
끌로드 뒤브와 장 (외 5)
Original Assignee
쟈께 브와로
톰슨-시 에스 에프
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 쟈께 브와로, 톰슨-시 에스 에프 filed Critical 쟈께 브와로
Publication of KR840002767A publication Critical patent/KR840002767A/ko

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00—Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/76—Esters of carboxylic acids having a carboxyl group bound to a carbon atom of a six-membered aromatic ring
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C65/21—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing ether groups, groups, groups, or groups
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00—Liquid crystal materials
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/58—Dopants or charge transfer agents

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal Substances (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

내용 없음.

Description

디페닐 벤조산염의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
본 도면은 본 발명에 의한 두판트 함량과 온도와의 관계를 도시한 상평형그래프.

Claims (1)

  1. (a). 3,5-디하이드록시벤조산 및 디아조메탄으로부터 메틸-3,5-디하이드록시벤조산 염을 합성하고, (b). 나트륨 에틸레이트의 존재하에 첫단계(a)의 생성물을 알킬화하여 다음 일반식(2)의 에스테르를 얻고, (c). 단계(b)에서 얻은 생성물에 가성칼륨과 염산을 연속적으로 반응시켜 다음 일반식(3)의 산을 얻고, (d), 티오닐클로라이드(SOCl2)를 사용하여 환류하에 단계(c)에서 얻은 산을 염소화시키고, (e), 피리딘의 존재하에 단계(d)에서 얻은 산 염화물에 다음 일반식(4)의 디페닐을 반응시킨 다음, 크로마토그라피로 정재한 후 생성된 에스테르를 재결정시킴을 특징으로하여 다음 일반식(1)의 디페닐벤조산 타입 유기화합물을 제조하는 방법.
    상기식에서 R은 CnH2n+1, CnH2n+1O, 또는(n은 1 내지 15인 정수)으로 각각 표시되는 알킬, 알콕시 또는 알킬카복실레이트 그룹을 나타내며, X는 니트릴 라디칼 또로 할로겐을 나타낸다.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019820005889A 1981-12-31 1982-12-30 디페닐 벤조산염의 제조방법 KR840002767A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8124563 1981-12-31
FR8124563A FR2519337A1 (fr) 1981-12-31 1981-12-31 Compose organique du type benzoate de biphenyle triplement substitue, son procede de fabrication et son utilisation comme dopant pour cristal liquide smectique

Publications (1)

Publication Number Publication Date
KR840002767A true KR840002767A (ko) 1984-07-16

Family

ID=9265563

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019820005889A KR840002767A (ko) 1981-12-31 1982-12-30 디페닐 벤조산염의 제조방법

Country Status (6)

Country Link
US (1) US4474679A (ko)
EP (1) EP0083886B1 (ko)
JP (1) JPS58118544A (ko)
KR (1) KR840002767A (ko)
DE (1) DE3263794D1 (ko)
FR (1) FR2519337A1 (ko)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4670581A (en) * 1983-01-27 1987-06-02 Sugai Chemical Industry Co., Ltd. Biphenyl compounds and process for producing the same
DE3490789T (de) * 1984-11-14 1986-10-09 Naučno-issledovatel'skij institut prikladnych fizičeskich problem imeni A. N. Sevčenko, Minsk Flüssigkristalline 4-(4'-zyandiphenyl)-ester der trans-4"-n-Alkylcyclohex-2-enkarbonsäuren und flüssigkristalline Komposition für elektrooptische Anlagen zur Wiedergabe von Informationen auf der Grundlage der genannten Verbindungen
KR101138865B1 (ko) * 2005-03-09 2012-05-14 삼성전자주식회사 나노 와이어 및 그 제조 방법
KR101057546B1 (ko) * 2007-06-05 2011-08-17 주식회사 엘지화학 광학 이방성 화합물 및 이를 포함하는 수지 조성물
GB0823013D0 (en) 2008-12-18 2009-01-28 Cambridge Entpr Ltd Wide temperature-range smectic liquid crystall materials

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2179180A1 (en) * 1972-04-05 1973-11-16 Matsushita Electric Ind Co Ltd Liquid crystal compsn - contg added carboxylic acid/ester for spontaneous perpendicular orientation
FR2297201A1 (fr) * 1975-01-10 1976-08-06 Thomson Csf Produits mesogenes pour cellules a cristal liquide, et procede de fabrication desdits produits
US4029594A (en) * 1976-06-17 1977-06-14 Rca Corporation Novel liquid crystal compounds and electro-optic devices incorporating them
US4235736A (en) * 1977-02-11 1980-11-25 Thomson-Csf Diphenylic esters exhibiting mesomorphic phases
FR2439765A1 (fr) * 1978-10-27 1980-05-23 Thomson Csf Compose organique mesomorphe dont la formule chimique derive d'un acide alcoxy-4 tetrafluorobenzoique, et dispositif a cristal liquide utilisant un tel compose

Also Published As

Publication number Publication date
DE3263794D1 (en) 1985-06-27
EP0083886A1 (fr) 1983-07-20
FR2519337A1 (fr) 1983-07-08
US4474679A (en) 1984-10-02
JPS58118544A (ja) 1983-07-14
FR2519337B1 (ko) 1984-04-06
EP0083886B1 (fr) 1985-05-22

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