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 elementInfo
- 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
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)
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 (xx) |
EP (1) | EP0031021B1 (xx) |
JP (1) | JPS5695175A (xx) |
AT (1) | ATE3423T1 (xx) |
DD (1) | DD155523A5 (xx) |
DE (2) | DE2951099A1 (xx) |
HK (1) | HK37284A (xx) |
SG (1) | SG72383G (xx) |
Families Citing this family (8)
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 |
EP0191860B1 (en) * | 1984-06-07 | 1990-04-18 | 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)
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 (xx) * | 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 |
US4432885A (en) * | 1980-12-23 | 1984-02-21 | Hoffmann-La Roche Inc. | Decalins |
-
1979
- 1979-12-19 DE DE19792951099 patent/DE2951099A1/de not_active Withdrawn
-
1980
- 1980-11-10 EP EP80106928A patent/EP0031021B1/de not_active Expired
- 1980-11-10 DE DE8080106928T patent/DE3063370D1/de not_active Expired
- 1980-11-10 AT AT80106928T patent/ATE3423T1/de not_active IP Right Cessation
- 1980-12-19 DD DD80226366A patent/DD155523A5/de unknown
- 1980-12-19 US US06/218,239 patent/US4402849A/en not_active Expired - Fee Related
- 1980-12-19 JP JP17911780A patent/JPS5695175A/ja active Pending
-
1983
- 1983-11-21 SG SG723/83A patent/SG72383G/en unknown
-
1984
- 1984-05-03 HK HK372/84A patent/HK37284A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
ATE3423T1 (de) | 1983-06-15 |
SG72383G (en) | 1984-08-03 |
EP0031021A1 (de) | 1981-07-01 |
DE3063370D1 (en) | 1983-07-07 |
EP0031021B1 (de) | 1983-05-18 |
US4402849A (en) | 1983-09-06 |
JPS5695175A (en) | 1981-08-01 |
DD155523A5 (de) | 1982-06-16 |
DE2951099A1 (de) | 1981-06-25 |
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 | |
SE7709091L (sv) | Flytande kristallint material | |
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 | |
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 | |
JPS5545677A (en) | 4*55methanoobufadienolideerhamnoside*its manufacture and medicine containing it | |
GB2108963A (en) | Phenylcyclohexane derivatives | |
JPS559012A (en) | Liquid crystal compound | |
JPS56169633A (en) | 4-(4-trans-n-alkylcyclohexyl)-4'-fluorobiphenyl | |
SE7709579L (sv) | Vetskekristallblandning | |
KR880007690A (ko) | 신규한 양방성 액정 화합물과 그의 제조방법 | |
JPS6447780A (en) | Ferroelectric liquid crystal compound, production thereof and liquid crystal composition thereof |