KR920701159A - 피리딘 유도체 - Google Patents
피리딘 유도체Info
- Publication number
- KR920701159A KR920701159A KR1019910700509A KR910700509A KR920701159A KR 920701159 A KR920701159 A KR 920701159A KR 1019910700509 A KR1019910700509 A KR 1019910700509A KR 910700509 A KR910700509 A KR 910700509A KR 920701159 A KR920701159 A KR 920701159A
- Authority
- KR
- South Korea
- Prior art keywords
- pyridine derivatives
- pyridine
- derivatives
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/62—Oxygen or sulfur atoms
- C07D213/63—One oxygen atom
- C07D213/64—One oxygen atom attached in position 2 or 6
-
- 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
- C09K19/3444—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 one nitrogen atom, e.g. pyridine
Landscapes
- 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)
- Plural Heterocyclic Compounds (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB898921519A GB8921519D0 (en) | 1989-09-22 | 1989-09-22 | Pyridine derivatives |
PCT/EP1990/001535 WO1991004249A1 (en) | 1989-09-22 | 1990-09-12 | Pyridine derivatives and a liquid crystal medium |
Publications (1)
Publication Number | Publication Date |
---|---|
KR920701159A true KR920701159A (ko) | 1992-08-11 |
Family
ID=10663515
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910700509A KR920701159A (ko) | 1989-09-22 | 1991-05-20 | 피리딘 유도체 |
Country Status (6)
Country | Link |
---|---|
US (1) | US5204477A (ko) |
EP (1) | EP0445257B1 (ko) |
KR (1) | KR920701159A (ko) |
DE (1) | DE69025913T2 (ko) |
GB (1) | GB8921519D0 (ko) |
WO (1) | WO1991004249A1 (ko) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5389291A (en) * | 1990-11-27 | 1995-02-14 | Merck Patent Gesellschaft Mit Beschrankter Haftung | 3,6-disubstituted 2-halopyridines |
JPH07116152B2 (ja) * | 1990-12-19 | 1995-12-13 | ヘキスト・アクチェンゲゼルシャフト | 2−フルオロピリジン類、それらの製造方法、および液晶混合物へのそれらの使用 |
EP0532916B1 (de) * | 1991-08-17 | 1997-11-05 | Hoechst Aktiengesellschaft | 2-Fluorpyrazine, Verfahren zu ihrer Herstellung und ihre Verwendung in flüssigkristallinen Mischungen |
EP0573878B1 (de) * | 1992-06-09 | 2000-12-20 | Aventis Research & Technologies GmbH & Co. KG | 3-Fluorpyridine, Verfahren zu ihrer Herstellung und ihre Verwendung in Flüssigkristallmischungen |
DE4236106A1 (de) * | 1992-10-26 | 1994-04-28 | Hoechst Ag | Azaaromatische Verbindungen, Verfahren zu ihrer Herstellung und ihre Verwendung in flüssigkristallinen Mischungen |
DE4315867A1 (de) * | 1993-05-12 | 1994-11-17 | Hoechst Ag | 3-Chlorpyridine, Verfahren zu ihrer Herstellung und ihre Verwendung in Flüssigkristallmischungen |
DE19723855A1 (de) * | 1997-06-06 | 1998-12-10 | Hoechst Ag | 2-Fluor-3-(1-fluor-alkyl)-pyridin-6-yl-Derivate und ihre Verwendung in flüssigkristallinen Mischungen |
DE19825488A1 (de) * | 1998-06-08 | 1999-12-09 | Aventis Res & Tech Gmbh & Co | Monostabiles ferroelektrisches Aktivmatrix-Display |
JP4119114B2 (ja) * | 2001-11-28 | 2008-07-16 | 広栄化学工業株式会社 | 新規なジヒドロキシ(3−ピリジル)ボラン類 |
KR100659088B1 (ko) * | 2005-07-15 | 2006-12-21 | 삼성에스디아이 주식회사 | 디플루오로피리딘계 화합물 및 이를 이용한 유기 발광 소자 |
KR102274669B1 (ko) * | 2013-07-30 | 2021-07-09 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 유기 화합물, 액정 조성물, 액정 소자, 및 액정 표시 장치 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3736489A1 (de) * | 1987-10-28 | 1989-05-11 | Merck Patent Gmbh | Kreuzkopplung von titanorganylen |
DE3807955A1 (de) * | 1988-03-10 | 1989-09-21 | Merck Patent Gmbh | Derivate der 2,3-difluorbenzoesaeure |
DE3814346A1 (de) * | 1988-04-28 | 1989-11-09 | Merck Patent Gmbh | Pyridinderivate, ihre verwendung als komponenten fluessigkristalliner phasen, entsprechende fluessigkristallphasen und sie enthaltende fluessigkristallanzeigeelemente |
-
1989
- 1989-09-22 GB GB898921519A patent/GB8921519D0/en active Pending
-
1990
- 1990-09-12 WO PCT/EP1990/001535 patent/WO1991004249A1/en active IP Right Grant
- 1990-09-12 DE DE69025913T patent/DE69025913T2/de not_active Expired - Fee Related
- 1990-09-12 EP EP90914147A patent/EP0445257B1/en not_active Expired - Lifetime
- 1990-09-12 US US07/623,394 patent/US5204477A/en not_active Expired - Lifetime
-
1991
- 1991-05-20 KR KR1019910700509A patent/KR920701159A/ko not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
GB8921519D0 (en) | 1989-11-08 |
EP0445257B1 (en) | 1996-03-13 |
DE69025913D1 (de) | 1996-04-18 |
WO1991004249A1 (en) | 1991-04-04 |
DE69025913T2 (de) | 1996-10-17 |
EP0445257A1 (en) | 1991-09-11 |
US5204477A (en) | 1993-04-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE68925161D1 (de) | Alkylavermectin-Derivate | |
DE68927948D1 (de) | Trehalosderivate | |
DK19789A (da) | Dehydrocholcalciferolderivater | |
DK80890D0 (da) | Thien-triazol-diazepin-derivater | |
DE68927657D1 (de) | Butynylaminderivate | |
DK0436734T3 (da) | Hidtil ukendte aminopiperazinderivater | |
DK9887A (da) | Pyridinderivater | |
DK378088D0 (da) | Alkenderivater | |
KR920701159A (ko) | 피리딘 유도체 | |
DK0432275T3 (da) | Substituerede bicykloheptandionderivater | |
DK486089D0 (da) | Pyranobenzoxadiazolderivater | |
DK597189D0 (da) | Pyridinderivater | |
DK49688D0 (da) | Propiolophenonderivater | |
DK46287A (da) | Pyridinderivater | |
DK519389D0 (da) | Pyridinderivater | |
DE3752373D1 (de) | Pyridin-derivate | |
DK160389A (da) | Aryldionderivater | |
DK66989A (da) | Pyridinderivater | |
DK271088D0 (da) | Tienopyridinderivater | |
KR900700453A (ko) | 피리딘 유도체 | |
ATA155589A (de) | Mitomycinphosphat-derivate | |
DK336588A (da) | Pyridinforbindelser | |
DK324489D0 (da) | Substituerede azacyclohexylderivater | |
DK38787A (da) | Pyridinderivater | |
DK322489A (da) | 1-normonylderivater |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |