HK85194A - Cyclohexyl esters of alpha-fluoro/carboxylic acids - Google Patents

Cyclohexyl esters of alpha-fluoro/carboxylic acids

Info

Publication number
HK85194A
HK85194A HK85194A HK85194A HK85194A HK 85194 A HK85194 A HK 85194A HK 85194 A HK85194 A HK 85194A HK 85194 A HK85194 A HK 85194A HK 85194 A HK85194 A HK 85194A
Authority
HK
Hong Kong
Prior art keywords
fluoro
alpha
carboxylic acids
cyclohexyl esters
cyclohexyl
Prior art date
Application number
HK85194A
Other languages
English (en)
Inventor
Richard Dr Buchecker
Stephen Dr Kelly
Frans Dr Leenhouts
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of HK85194A publication Critical patent/HK85194A/xx

Links

Classifications

    • 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
    • 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
    • C07D213/24—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 substituted hydrocarbon radicals attached to ring carbon atoms
    • C07D213/28—Radicals substituted by singly-bound oxygen or sulphur atoms
    • C07D213/30—Oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
    • C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
    • C07D239/24—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members
    • C07D239/26—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
    • 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
    • C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/30—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing saturated or unsaturated non-aromatic rings, e.g. cyclohexane rings
    • C09K19/3001—Cyclohexane rings
    • 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
    • C09K19/3458—Uncondensed pyrimidines
    • C09K19/3463—Pyrimidine with a carbon chain containing at least one asymmetric carbon atom, i.e. optically active pyrimidines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Liquid Crystal Substances (AREA)
  • Pyridine Compounds (AREA)
HK85194A 1988-05-26 1994-08-18 Cyclohexyl esters of alpha-fluoro/carboxylic acids HK85194A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH198988 1988-05-26
CH124889 1989-04-05

Publications (1)

Publication Number Publication Date
HK85194A true HK85194A (en) 1994-08-26

Family

ID=25687106

Family Applications (1)

Application Number Title Priority Date Filing Date
HK85194A HK85194A (en) 1988-05-26 1994-08-18 Cyclohexyl esters of alpha-fluoro/carboxylic acids

Country Status (5)

Country Link
EP (1) EP0343487B1 (ja)
JP (1) JP2807678B2 (ja)
KR (1) KR900017989A (ja)
DE (1) DE58903320D1 (ja)
HK (1) HK85194A (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5407599A (en) * 1987-11-25 1995-04-18 Hoechst Aktiengesellschaft Cyclopropylaklyl or -alkenyl or heterocyclic compounds, process for their preparation and their use in liquid-crystalline mixtures
US5211879A (en) * 1989-11-07 1993-05-18 Nippon Mining Co., Ltd. Ester compounds and liquid crystal compositions containing the same
DE4030579A1 (de) * 1990-09-27 1992-04-02 Hoechst Ag Cyclohexylphenylpyrimidine, verfahren zu ihrer herstellung und ihre verwendung in fluessigkristallinen mischungen
FR2673190B1 (fr) * 1991-02-26 1994-09-16 Thomson Csf Cristaux liquides fluores.
GB9413324D0 (en) * 1994-07-01 1994-08-24 Secr Defence Liquid crystal compounds, mixtures and devices
GB2305431B (en) * 1994-07-01 1998-11-25 Secr Defence Liquid crystal compounds, mixtures and devices
TW445291B (en) 1998-01-09 2001-07-11 Chisso Corp Ester compounds, liquid crystal compositions and liquid crystal display devices

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3627964C2 (de) * 1985-08-26 2000-11-02 Samsung Electronic Devices Ferroelektrische kristallin-flüssige Derivate verzweigter acyclischer chiraler alpha-Chlorcarbonsäuren, Verfahren zu ihrer Herstellung und ihre Verwendung in Gemischen für schnell schaltende Displays in der Optoelektronik
EP0257048B1 (de) * 1986-02-17 1994-08-24 MERCK PATENT GmbH Optisch aktive verbindungen

Also Published As

Publication number Publication date
JP2807678B2 (ja) 1998-10-08
KR900017989A (ko) 1990-12-20
JPH0225451A (ja) 1990-01-26
DE58903320D1 (de) 1993-03-04
EP0343487B1 (de) 1993-01-20
EP0343487A1 (de) 1989-11-29

Similar Documents

Publication Publication Date Title
ZA899376B (en) Ester production by hydrogenation of carboxylic acids and anhydrides
EP0334154A3 (en) Method for the continiuous esterification of fatty acids
EP0408338A3 (en) Catalytic production of carboxylic acids and esters thereof
IL92545A0 (en) Preparation of 2-chloropyridine-3-carboxylic acid esters
AU572131B2 (en) Production of unsaturated carboxylic acids and/or esters
GB8719886D0 (en) Carboxylic acid esters/acids
AU569584B2 (en) Preparation of carboxylic acids and esters
AU558806B2 (en) Production of carboxylic acids and esters
ZA885328B (en) Phenylalkenylcarboxylic acids and their esters
HK85194A (en) Cyclohexyl esters of alpha-fluoro/carboxylic acids
GB2194944B (en) Preparation of unsaturated carboxylic acid esters
GB8722743D0 (en) Preparation of esters of carboxylic acids
JPS6471838A (en) Manufacture of carboxylic acid ester
AU558801B2 (en) Coproduction of carboxylic acids and esters thereof
GB2220658B (en) Liquid-crystalline cyclopentyl carboxylic acid esters
AU569479B2 (en) Preparation of carboxylic acids and esters
DE3471094D1 (en) Preparation of carboxylic acids and esters
AU582678B2 (en) Heterocyclylalkyl esters of 2-imidazolinonenicotinic acids
AU3602584A (en) Production of carboxylic acids and/or esters
DE3460753D1 (en) A process for the preparation of carboxylic acids and/or esters
PT78135A (en) Process of the preparation of optically-active alpha-substituted carboxylic esters and acids
SG128294G (en) Cyclohexyl esters of alpha-fluoro/carboxylic acids
DE3666807D1 (en) Process for the preparation of esters of alpha-ethylenically unsaturated alcohols and alpha-ethylenically unsaturated carboxylic acids
GB2118182B (en) Esters of n-methyl-hydantoins and cyclopropane carboxylic acids
AU1011488A (en) The production of carboxylic acids and esters thereof

Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20040517