KR830004264A - Method for producing tetrahydroquinazoline and method for producing liquid crystal insulator and electro-optical factor containing the same - Google Patents

Method for producing tetrahydroquinazoline and method for producing liquid crystal insulator and electro-optical factor containing the same Download PDF

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Publication number
KR830004264A
KR830004264A KR1019800004850A KR800004850A KR830004264A KR 830004264 A KR830004264 A KR 830004264A KR 1019800004850 A KR1019800004850 A KR 1019800004850A KR 800004850 A KR800004850 A KR 800004850A KR 830004264 A KR830004264 A KR 830004264A
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alkyl
carbon atoms
liquid crystal
producing
formula
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KR1019800004850A
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Korean (ko)
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크라우 세 요아힘
폴 루드빅
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감스 브리기테 나우만
메르크 파텐트 게젤샤프트 미트 베슈랭크터 하프퉁
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Application filed by 감스 브리기테 나우만, 메르크 파텐트 게젤샤프트 미트 베슈랭크터 하프퉁 filed Critical 감스 브리기테 나우만
Priority to KR1019800004850A priority Critical patent/KR830004264A/en
Publication of KR830004264A publication Critical patent/KR830004264A/en

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/70—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings condensed with carbocyclic rings or ring systems
    • C07D239/72—Quinazolines; Hydrogenated quinazolines
    • C07D239/74—Quinazolines; Hydrogenated quinazolines with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, attached to ring carbon atoms of the hetero ring

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)

Abstract

내용 없음No content

Description

테트라히드로퀴나졸린의 제조방법 및 이것을 함유한 액정 절연체와 전자 광학적 인자의 제조방법Method for producing tetrahydroquinazoline and method for producing liquid crystal insulator and electro-optical factor containing the same

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

Claims (7)

하기 구조식(Ⅰ)의 테트라히드로퀴나졸린Tetrahydroquinazoline of Structural Formula (I) 윗 식에서 R1은 8탄소원자까지의 알킬, 알콕시, 알카노일옥시, 또는 알콕시카르보닐옥시, CN,CF3, 할로겐 또는 NO2이며, R2는 10탄소원자까지의 알킬임.Wherein R 1 is alkyl, alkoxy, alkanoyloxy, or alkoxycarbonyloxy, CN, CF 3 , halogen or NO 2 up to 8 carbon atoms, and R 2 is alkyl up to 10 carbon atoms. 구조식(Ⅰ)의 단 R1은 CN인 청구범위 1에 따른 테트라 히드로퀴나졸린.Tetra hydroquinazolin according to claim 1 , wherein R 1 in formula (I) is CN. 구조식(Ⅰ)의, 단 R1은 6탄소원자까지의 알킬, 알콕시 또는 알카노일옥시인 청구범위 1에 따른 테트라히드로퀴나졸린.Tetrahydroquinazolin according to claim 1 , wherein R 1 is alkyl, alkoxy or alkanoyloxy of up to 6 carbon atoms. 하기 구조식(Ⅰ)의 테트라히드로퀴나졸린의 제조공정,Process for producing tetrahydroquinazoline of formula (I) 윗 식에서 R1은 8탄소원자까지의 알킬, 알콕시, 알카노일옥시 또는 알콕시카르보닐옥시, CN,CF3, 할로겐 또는 NO2이며 R2는 10탄소원자까지의 알킬로서 하기 구조식(Ⅱ)의 화합물과 하기 구조식(Ⅲ)의 화합물을 염기성 축합제의 존재하에 반응시키고,Wherein R 1 is alkyl, alkoxy, alkanoyloxy or alkoxycarbonyloxy, CN, CF 3 , halogen or NO 2 up to 8 carbon atoms and R 2 is alkyl up to 10 carbon atoms and is a compound of formula And the compound of formula III are reacted in the presence of a basic condensing agent, 만일 원한다면 하기 구조식(Ⅳ)의 화합물에서 라디칼 R3는 R3와는 다른라디칼 R1으로 전화한다.If desired, the radical R 3 in the compound of formula IV is converted to a radical R 1 different from R 3 . 액정 절연체의 성분으로서 하기 구조식(Ⅰ)의 테트라히드로 퀴나졸린을 사용하는 방법.The method of using tetrahydro quinazoline of the following structural formula (I) as a component of a liquid crystal insulator. 윗 식에서 R1은 8탄소원자까지의 알킬, 알콕시, 알카노일옥시, 또는 알콕시카르보닐옥시, CN,CF3, 할로겐 또는 NO2이며 R2는 10탄소원자까지의 알킬임.Wherein R 1 is alkyl, alkoxy, alkanoyloxy, or alkoxycarbonyloxy, CN, CF 3 , halogen or NO 2 up to 8 carbon atoms and R 2 is alkyl up to 10 carbon atoms. 하기 구조식(Ⅰ)의 테트라히드로 퀴나졸린의 무게비 1에서 50퍼센트 함유하는 액정 절연체.The liquid crystal insulator containing 50 to 50 weight% of tetrahydro quinazoline of following structural formula (I). 윗 식에서 R1은 8탄소원자까지의 알킬, 알콕시, 알카노일옥시, 또는 알콕시카르보닐옥시 CN,CF3, 할로겐 또는 NO2이며 R2는 10탄소원자까지의 알킬임.Wherein R 1 is alkyl up to 8 carbon atoms, alkoxy, alkanoyloxy, or alkoxycarbonyloxy CN, CF 3 , halogen or NO 2 and R 2 is alkyl up to 10 carbon atoms. 청구범위 6에 따라 액정 절연체를 포괄하는 데에 특징이 있는 액정 셀에 근거한 전자 광학 표시인자.An electro-optical indicator based on a liquid crystal cell characterized by covering a liquid crystal insulator according to claim 6. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019800004850A 1980-12-19 1980-12-19 Method for producing tetrahydroquinazoline and method for producing liquid crystal insulator and electro-optical factor containing the same KR830004264A (en)

Priority Applications (1)

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KR1019800004850A KR830004264A (en) 1980-12-19 1980-12-19 Method for producing tetrahydroquinazoline and method for producing liquid crystal insulator and electro-optical factor containing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019800004850A KR830004264A (en) 1980-12-19 1980-12-19 Method for producing tetrahydroquinazoline and method for producing liquid crystal insulator and electro-optical factor containing the same

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KR830004264A true KR830004264A (en) 1983-07-09

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