FR2308676A2 - Derives du biphenyle et leurs applications dans des matieres et dispositifs a cristaux liquides - Google Patents

Derives du biphenyle et leurs applications dans des matieres et dispositifs a cristaux liquides

Info

Publication number
FR2308676A2
FR2308676A2 FR7611757A FR7611757A FR2308676A2 FR 2308676 A2 FR2308676 A2 FR 2308676A2 FR 7611757 A FR7611757 A FR 7611757A FR 7611757 A FR7611757 A FR 7611757A FR 2308676 A2 FR2308676 A2 FR 2308676A2
Authority
FR
France
Prior art keywords
diphenyl
der
phenyl
liquid crystal
contg
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
FR7611757A
Other languages
English (en)
Other versions
FR2308676B2 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
UK Government
Original Assignee
UK Government
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
Priority claimed from GB5169872A external-priority patent/GB1433130A/en
Priority claimed from GB4846873A external-priority patent/GB1452826A/en
Priority claimed from GB16643/75A external-priority patent/GB1551043A/en
Application filed by UK Government filed Critical UK Government
Publication of FR2308676A2 publication Critical patent/FR2308676A2/fr
Application granted granted Critical
Publication of FR2308676B2 publication Critical patent/FR2308676B2/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/093—Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/16—Preparation of halogenated hydrocarbons by replacement by halogens of hydroxyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/35—Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or of halogen atoms in the reaction
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/06—Compounds containing nitro groups bound to a carbon skeleton having nitro groups bound to carbon atoms of six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/07—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms
    • C07C205/11—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00—Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/07—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms
    • C07C205/11—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings
    • C07C205/12—Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by halogen atoms having nitro groups bound to carbon atoms of six-membered aromatic rings the six-membered aromatic ring or a condensed ring system containing that ring being substituted by halogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/14—Preparation of carboxylic acid nitriles by reaction of cyanides with halogen-containing compounds with replacement of halogen atoms by cyano groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
    • C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
    • C07C29/143—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of ketones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/45—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by condensation
    • C07C45/46—Friedel-Crafts reactions
    • 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
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/12—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings at least two benzene rings directly linked, e.g. biphenyls
    • 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
    • C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/12—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings at least two benzene rings directly linked, e.g. biphenyls
    • C09K19/126—Compounds containing at least one asymmetric carbon atom
    • 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
    • C09K19/52—Liquid crystal materials characterised by components which are not liquid crystals, e.g. additives with special physical aspect: solvents, solid particles
    • C09K19/54—Additives having no specific mesophase characterised by their chemical composition
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2603/00—Systems containing at least three condensed rings
    • C07C2603/02—Ortho- or ortho- and peri-condensed systems
    • C07C2603/04—Ortho- or ortho- and peri-condensed systems containing three rings
    • C07C2603/06—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members
    • C07C2603/10—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings
    • C07C2603/12—Ortho- or ortho- and peri-condensed systems containing three rings containing at least one ring with less than six ring members containing five-membered rings only one five-membered ring
    • C07C2603/18—Fluorenes; Hydrogenated fluorenes
FR7611757A 1972-11-09 1976-04-21 Derives du biphenyle et leurs applications dans des matieres et dispositifs a cristaux liquides Granted FR2308676A2 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB5169872A GB1433130A (en) 1972-11-09 1972-11-09 Substituted biphenyl and polyphenyl compounds and liquid crystal materials and devices containing them
GB3370973 1973-07-16
GB4846873A GB1452826A (en) 1973-10-17 1973-10-17 Liquid crystal compositions
GB16643/75A GB1551043A (en) 1975-04-22 1975-04-22 Biphenyl compounds containing a cyano group and liquid crystal materials and devices containing such compounds

Publications (2)

Publication Number Publication Date
FR2308676A2 true FR2308676A2 (fr) 1976-11-19
FR2308676B2 FR2308676B2 (fr) 1980-12-26

Family

ID=27448364

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7611757A Granted FR2308676A2 (fr) 1972-11-09 1976-04-21 Derives du biphenyle et leurs applications dans des matieres et dispositifs a cristaux liquides

Country Status (1)

Country Link
FR (1) FR2308676A2 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0104327A2 (fr) * 1982-07-07 1984-04-04 MERCK PATENT GmbH Application de dérivés cycliques comme composants de cristaux liquides
EP0156726A1 (fr) * 1984-03-20 1985-10-02 Thomson-Csf Procédé d'obtention d'un cristal liquide smectique C chiral ferroélectrique, cristal liquide et dispositif de visualisation utilisant ce cristal liquide.
WO1990008757A1 (fr) * 1989-01-27 1990-08-09 MERCK Patent Gesellschaft mit beschränkter Haftung Diphenylylethanes et phases de cristaux liquides

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0104327A2 (fr) * 1982-07-07 1984-04-04 MERCK PATENT GmbH Application de dérivés cycliques comme composants de cristaux liquides
EP0104327A3 (en) * 1982-07-07 1986-03-12 Merck Patent Gesellschaft Mit Beschrankter Haftung Cyclic derivatives and their use as components of liquid cristals
EP0156726A1 (fr) * 1984-03-20 1985-10-02 Thomson-Csf Procédé d'obtention d'un cristal liquide smectique C chiral ferroélectrique, cristal liquide et dispositif de visualisation utilisant ce cristal liquide.
WO1990008757A1 (fr) * 1989-01-27 1990-08-09 MERCK Patent Gesellschaft mit beschränkter Haftung Diphenylylethanes et phases de cristaux liquides

Also Published As

Publication number Publication date
FR2308676B2 (fr) 1980-12-26

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