HK37284A - Tetrahydroquinazolines,process for their preparation,liquid crystallin dielectrics containing them and electro-optical display element - Google Patents

Tetrahydroquinazolines,process for their preparation,liquid crystallin dielectrics containing them and electro-optical display element

Info

Publication number
HK37284A
HK37284A HK372/84A HK37284A HK37284A HK 37284 A HK37284 A HK 37284A HK 372/84 A HK372/84 A HK 372/84A HK 37284 A HK37284 A HK 37284A HK 37284 A HK37284 A HK 37284A
Authority
HK
Hong Kong
Prior art keywords
tetrahydroquinazolines
electro
preparation
display element
optical display
Prior art date
Application number
HK372/84A
Other languages
English (en)
Inventor
Krause Joachim Dr
Pohl Ludwig Dr
Original Assignee
Merck Patent Gmbh
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 Merck Patent Gmbh filed Critical Merck Patent Gmbh
Publication of HK37284A publication Critical patent/HK37284A/xx

Links

Classifications

    • 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
    • C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06—Non-steroidal liquid crystal compounds
    • C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
    • C09K19/3441—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom
    • C09K19/345—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having nitrogen as hetero atom the heterocyclic ring being a six-membered aromatic ring containing two nitrogen atoms
    • C09K19/3472—Pyrimidine condensed or bridged with another ring system
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal Substances (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
HK372/84A 1979-12-19 1984-05-03 Tetrahydroquinazolines,process for their preparation,liquid crystallin dielectrics containing them and electro-optical display element HK37284A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19792951099 DE2951099A1 (de) 1979-12-19 1979-12-19 Tetrahydrochinazoline, verfahren zu ihrer herstellung, diese enthaltende fluessigkristalline dielektrika und elektrooptisches anzeigeelement

Publications (1)

Publication Number Publication Date
HK37284A true HK37284A (en) 1984-05-11

Family

ID=6088912

Family Applications (1)

Application Number Title Priority Date Filing Date
HK372/84A HK37284A (en) 1979-12-19 1984-05-03 Tetrahydroquinazolines,process for their preparation,liquid crystallin dielectrics containing them and electro-optical display element

Country Status (8)

Country Link
US (1) US4402849A (ja)
EP (1) EP0031021B1 (ja)
JP (1) JPS5695175A (ja)
AT (1) ATE3423T1 (ja)
DD (1) DD155523A5 (ja)
DE (2) DE2951099A1 (ja)
HK (1) HK37284A (ja)
SG (1) SG72383G (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5939876A (ja) * 1982-08-26 1984-03-05 Chisso Corp ピリミジン誘導体
US4581155A (en) * 1983-03-31 1986-04-08 Chisso Corporation Halogenopyrimidine derivatives
DE3315295A1 (de) * 1983-04-27 1984-10-31 Merck Patent Gmbh, 6100 Darmstadt Fluorhaltige pyrimidinderivate
JPS60146877A (ja) * 1984-01-11 1985-08-02 Chisso Corp ２―置換―６―（５―置換―２―ピリミジニル）ナフタリン
US4725688A (en) * 1984-06-07 1988-02-16 Seiko Instruments Inc. Liquid crystal compound
JPS61197563A (ja) * 1985-02-27 1986-09-01 Chisso Corp トリフルオロメチルフエニル基をもつピリミジン誘導体
DE3930119A1 (de) * 1989-04-08 1990-10-11 Merck Patent Gmbh Trifluormethylcyclohexan-derivate
JP3039750B2 (ja) * 1993-04-27 2000-05-08 キヤノン株式会社 キノキサリン化合物、これを含む液晶組成物、それを有する液晶素子、それらを用いた表示装置及び表示方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3574210A (en) * 1967-07-13 1971-04-06 Squibb & Sons Inc 2,4-disubstituted-6-nitro-and 6-a minoquinazolines
US3637693A (en) * 1968-07-12 1972-01-25 Du Pont Hydroxyarylquinazolines and their use as uv-absorbers
CH617452A5 (ja) * 1974-10-25 1980-05-30 Hoffmann La Roche
US4062798A (en) * 1975-09-19 1977-12-13 Hoffmann-La Roche Inc. Phenylpyrimidine derivatives
DE2702598C2 (de) * 1977-01-22 1984-10-25 Merck Patent Gmbh, 6100 Darmstadt Cyclohexylcyclohexane und diese enthaltende Dielektrika
CA1120478A (en) * 1979-02-05 1982-03-23 Arthur Boller Cyclohexyl pyrimidines
US4801593A (en) * 1979-09-13 1989-01-31 Burroughs Wellcome Co. Chemotherapeutic agents
DE2949080A1 (de) * 1979-12-06 1981-06-11 Merck Patent Gmbh, 6100 Darmstadt Naphthalinderivate, diese enthaltende dielektrika und elektrooptisches anzeigeelement
DD208167A5 (de) * 1980-12-23 1984-03-28 Hoffmann La Roche Decaline

Also Published As

Publication number Publication date
DE2951099A1 (de) 1981-06-25
US4402849A (en) 1983-09-06
EP0031021A1 (de) 1981-07-01
JPS5695175A (en) 1981-08-01
DE3063370D1 (en) 1983-07-07
SG72383G (en) 1984-08-03
DD155523A5 (de) 1982-06-16
ATE3423T1 (de) 1983-06-15
EP0031021B1 (de) 1983-05-18

Similar Documents

Publication Publication Date Title
ATE1233T1 (de) Cyclohexylbiphenyle, verfahren zu ihrer herstellung, diese enthaltende dielektrika und elektrooptisches anzeigeelement.
DE3064444D1 (en) Partially hydrogenated oligo-1,4-phenylenes, dielectrics containing them and electro-optical indicating device
ATE14140T1 (de) Fluessigkristalline halogenverbindungen, verfahren zu ihrer herstellung, diese enthaltende dielektrika und elektrooptisches anzeigeelement.
DE3260443D1 (en) 4,4'-bis-(cyclohexyl)-biphenyl derivatives that contain fluorine, dielectrics containing them, and electro-optical indicator element
SG57182G (en) Fluorphenyl-trans-cyclohexanes,process for their preparation,liquid crystalline dielectrics,containing them and electro-optical displaying means
DE2960753D1 (en) Liquid crystalline carboxylic acid esters, process for their preparation, dielectrics containing them and electro-optical display device
ATE29516T1 (de) Hydroterphenyle, ihre herstellung und verwendung fuer fluessigkristalline dielektrika.
DE3060299D1 (en) Diketones, process for their preparation and their use as components of liquid-crystalline dielectrics
GB2017742A (en) Liquid crystal materials
HK37284A (en) Tetrahydroquinazolines,process for their preparation,liquid crystallin dielectrics containing them and electro-optical display element
EP0284008A3 (en) Use of derivatives of 5-phenyl pyrimidine as components of smectic liquid-crystalline mixtures
GB2244710A (en) Phenyl naphthalenes having liquid crystalline properties
ATE60570T1 (de) Tolan-derivat und dieses enthaltende fluessigkristall-zusammensetzung.
EP0308794A3 (en) Liquid crystal phenyl pyrimidine ester of cyclohexane-carboxylic acid with a smectic phase, process for its preparation and its use in liquid crystal mixtures
GB2003864A (en) Esters useful in liquid crystals
GB2023136A (en) Cyclohexane containing derivatives of aromatic nitriles and their use as liquid crystal compounds
GB2108963A (en) Phenylcyclohexane derivatives
JPS5695977A (en) Liquid crystal composition
JPS56169633A (en) 4-(4-trans-n-alkylcyclohexyl)-4'-fluorobiphenyl
JPS5675463A (en) Liquid crystal substance
SE7709579L (sv) Vetskekristallblandning
KR880007690A (ko) 신규한 양방성 액정 화합물과 그의 제조방법
JPS6447780A (en) Ferroelectric liquid crystal compound, production thereof and liquid crystal composition thereof