DD128698A5 - Nematisches gemisch - Google Patents

Nematisches gemisch

Info

Publication number
DD128698A5
DD128698A5 DD7500198028A DD19802875A DD128698A5 DD 128698 A5 DD128698 A5 DD 128698A5 DD 7500198028 A DD7500198028 A DD 7500198028A DD 19802875 A DD19802875 A DD 19802875A DD 128698 A5 DD128698 A5 DD 128698A5
Authority
DD
German Democratic Republic
Prior art keywords
nematical
mixture
nematical mixture
Prior art date
Application number
DD7500198028A
Other languages
English (en)
Inventor
Arthur Boller
Marco Cereghetti
Hanspeter Scherrer
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 DD128698A5 publication Critical patent/DD128698A5/de

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
    • C09K19/42—Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40
    • 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
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
    • C07C45/515—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an acetalised, ketalised hemi-acetalised, or hemi-ketalised hydroxyl group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00—Compounds having —CHO groups
    • C07C47/02—Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen
    • C07C47/12—Saturated compounds having —CHO groups bound to acyclic carbon atoms or to hydrogen containing more than one —CHO group
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00—Compounds having —CHO groups
    • C07C47/20—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms
    • C07C47/277—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms containing ether groups, groups, groups, or groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/377—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups
    • C07C51/38—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups by decarboxylation
    • 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
    • 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
    • C07D239/28—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 hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon 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
    • C07D239/28—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 hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
    • C07D239/30—Halogen atoms or nitro radicals
    • 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
    • C07D239/28—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 hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms
    • C07D239/32—One oxygen, sulfur or nitrogen atom
    • C07D239/34—One oxygen atom
    • C07D239/36—One oxygen atom as doubly bound oxygen atom or as unsubstituted hydroxy radical
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Liquid Crystal Substances (AREA)
  • Liquid Crystal (AREA)
DD7500198028A 1974-10-25 1975-10-23 Nematisches gemisch DD128698A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1431374A CH617452A5 (de) 1974-10-25 1974-10-25

Publications (1)

Publication Number Publication Date
DD128698A5 true DD128698A5 (de) 1977-12-07

Family

ID=4399774

Family Applications (2)

Application Number Title Priority Date Filing Date
DD189021A DD124731A5 (de) 1974-10-25 1975-10-23
DD7500198028A DD128698A5 (de) 1974-10-25 1975-10-23 Nematisches gemisch

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DD189021A DD124731A5 (de) 1974-10-25 1975-10-23

Country Status (18)

Country Link
US (1) US3997536A (de)
JP (3) JPS5180870A (de)
AT (1) AT349475B (de)
AU (1) AU476921B2 (de)
BE (1) BE834837A (de)
CA (1) CA1042889A (de)
CH (1) CH617452A5 (de)
DD (2) DD124731A5 (de)
DE (1) DE2547737C2 (de)
DK (2) DK479675A (de)
ES (1) ES442044A1 (de)
FR (1) FR2309543A1 (de)
GB (1) GB1473990A (de)
HK (1) HK7278A (de)
IT (1) IT1043486B (de)
NL (1) NL176172C (de)
SE (1) SE417962B (de)
ZA (1) ZA756410B (de)

Families Citing this family (56)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4062798A (en) * 1975-09-19 1977-12-13 Hoffmann-La Roche Inc. Phenylpyrimidine derivatives
NL7701750A (nl) * 1976-02-26 1977-08-30 Hoffmann La Roche Mengsels van vloeibare kristallen.
US4052396A (en) * 1976-11-22 1977-10-04 Ciba-Geigy Corporation Process for the production of 2-alkyl or 2-cycloalkyl-4-methyl-6-hydroxypyrimidines
US4052397A (en) * 1976-11-22 1977-10-04 Ciba-Geigy Corporation Process for the production of 2-alkyl or 2-cycloalkyl-4-methyl-6-hydroxypyrimidines
JPS5411887A (en) * 1977-06-29 1979-01-29 Sharp Corp Liquid crystal composition
DD138558A1 (de) * 1977-12-08 1979-11-07 Frank Kuschel Nematische fluessig-kristalline gemische
JPS5483694A (en) * 1977-12-16 1979-07-03 Hitachi Ltd Nematic liquid crystal body for display device
JPS5941983B2 (ja) * 1978-02-17 1984-10-11 大日本インキ化学工業株式会社 トランス（エカトリアル↓−エカトリアル）１，４↓−ジ置換シクロヘキサン誘導体
US4309539A (en) * 1978-03-13 1982-01-05 Hoffmann-La Roche Inc. Pyrimidine derivatives
US4163848A (en) * 1978-08-08 1979-08-07 Ciba-Geigy Corporation Process for the production of 2-alkyl- or cycloalkyl-4-methyl-6-hydroxypyrimidines
JPS5534206A (en) * 1978-08-30 1980-03-10 Hitachi Ltd Nematic liquid crystal for display unit
DE2944905A1 (de) * 1978-12-13 1980-10-23 Werk Fernsehelektronik Veb Kristallin-fluessige substituierte 1,3-dioxane und diese enthaltende gemische
CA1120478A (en) * 1979-02-05 1982-03-23 Arthur Boller Cyclohexyl pyrimidines
DE3014912A1 (de) * 1979-05-15 1980-11-27 Werk Fernsehelektronik Veb Nematische fluessigkristalline 5-cyan- 2- eckige klammer auf 4-acyloxyphenyl eckige klammer zu -pyrimidine und diese enthaltende gemische
DE3063497D1 (en) * 1979-08-20 1983-07-07 Werk Fernsehelektronik Veb Nematic crystalline-liquid 5-alkyl-2-(4-acyloxyphenyl)-pyrimidines for opto-electronic arrangements and process for their preparation
US4364838A (en) * 1979-11-14 1982-12-21 Hoffmann-La Roche Inc. Liquid crystal mixtures
CH652400A5 (en) * 1979-11-14 1985-11-15 Hoffmann La Roche Phenyldioxanes, and liquid-crystalline mixtures containing them
DE2951099A1 (de) * 1979-12-19 1981-06-25 Merck Patent Gmbh, 6100 Darmstadt Tetrahydrochinazoline, verfahren zu ihrer herstellung, diese enthaltende fluessigkristalline dielektrika und elektrooptisches anzeigeelement
JPS56113768A (en) * 1980-02-15 1981-09-07 Seiko Epson Corp Compound
JPS56116774A (en) * 1980-02-19 1981-09-12 Seiko Epson Corp Nematic liquid crystal composition
US4335011A (en) * 1980-03-28 1982-06-15 Timex Corporation Cyclohexyl-dioxane liquid crystalline compounds
US4335012A (en) * 1980-04-03 1982-06-15 Timex Corporation 5-Substituted-2-(4-cyanophenyl)-1,3-dioxanes
DE3023989A1 (de) * 1980-06-26 1982-01-21 Merck Patent Gmbh, 6100 Darmstadt Fluessigkristallines dielektrikum
CH645102A5 (de) * 1980-10-14 1984-09-14 Hoffmann La Roche Disubstituierte pyrimidine.
JPS5790082A (en) * 1980-11-26 1982-06-04 Seiko Epson Corp Liquid crystal composition
JPS57117583A (en) * 1981-01-12 1982-07-22 Seiko Epson Corp Liquid crystal composition
CH651025A5 (de) * 1982-05-14 1985-08-30 Hoffmann La Roche Pyridazine und ihre verwendung als komponenten fluessigkristalliner gemische.
US4452718A (en) * 1981-07-31 1984-06-05 Hoffmann-La Roche Inc. Pyridazines
US4528114A (en) * 1981-12-18 1985-07-09 Hoffmann-La Roche Inc. Acetylenes
US5227484A (en) * 1982-01-14 1993-07-13 Merck Patent Gmbh Anisotropic compounds having nematic phase and liquid crystal mixtures
JPS58128356A (ja) * 1982-01-28 1983-07-30 Ube Ind Ltd ２−アルコキシメチレン−３，３−ジアルコキシブロパンニトリル類
GB2120242A (en) * 1982-04-30 1983-11-30 Erba Farmitalia Ergoline derivatives
JPS5939876A (ja) * 1982-08-26 1984-03-05 Chisso Corp ピリミジン誘導体
EP0112617B1 (de) * 1982-11-04 1986-12-30 Imperial Chemical Industries Plc Verfahren zur Extraktion von Metallwerkstoffen und Metallextrahierern
DE3465192D1 (en) * 1983-03-16 1987-09-10 Hoffmann La Roche Liquid crystal components having an alkenyl chain
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
DE3481055D1 (de) * 1983-08-22 1990-02-22 Chisso Corp 2,3-dicyan-5-substituierte pyrazine und diese enthaltende fluessigkristall-zusammensetzung.
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
US4609485A (en) * 1984-02-17 1986-09-02 Chisso Corporation Bipyrimidinyl derivatives
DE3411571A1 (de) * 1984-03-29 1985-10-10 Merck Patent Gmbh, 6100 Darmstadt Pyrimidine
EP0169327B1 (de) * 1984-05-25 1988-01-13 F. HOFFMANN-LA ROCHE & CO. Aktiengesellschaft Phenylisothiocyanate
JPS61215372A (ja) * 1985-03-20 1986-09-25 Teikoku Chem Ind Corp Ltd 液晶化合物
US4725688A (en) * 1984-06-07 1988-02-16 Seiko Instruments Inc. Liquid crystal compound
JPS61152659A (ja) * 1984-12-27 1986-07-11 Chisso Corp １，４−ジピリミジニルベンゼン誘導体
DE3500909A1 (de) * 1985-01-12 1986-07-17 Merck Patent Gmbh, 6100 Darmstadt Pyrimidine
US4715984A (en) * 1985-01-22 1987-12-29 Merck Patent Gesellschaft Mit Beschrankter Haftung Liquid-crystalline dihydroazines
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
JPS61233689A (ja) * 1985-03-22 1986-10-17 メルク・パテント・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング 複素環式ホウ素化合物
EP0195974B1 (de) * 1985-03-26 1989-11-29 F. Hoffmann-La Roche Ag Alkenylsubstituierte Phenylisothiocyanate und Benzonitrile
US4980082A (en) * 1986-09-02 1990-12-25 Seiko Instruments Inc. Ferroelectric SmC liquid crystal composition which comprises pyrimidinylphenyl ester compounds
CA1341098C (en) * 1988-08-25 2000-09-12 Kazuhiko Sakaguchi Liquid crystal composition and use thereof
DE3928267A1 (de) * 1989-08-26 1991-02-28 Merck Patent Gmbh 5-oxy-2-phenylpyrimidine und fluessigkristallines medium
JPH07278545A (ja) * 1994-04-14 1995-10-24 Chisso Corp ネマテック液晶組成物
CN103965111A (zh) * 2014-05-05 2014-08-06 淮海工学院 一种含有水杨醛席夫碱的双子季铵盐及其制备方法
PL3166927T3 (pl) * 2014-07-08 2020-10-19 Dow Agrosciences Llc Sposób wytwarzania kwasów 4-alkoksy-3-hydroksypikolinowych

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH593495A5 (de) * 1971-12-22 1977-12-15 Werk Fernsehelektronik Veb
DD107563A1 (de) * 1973-09-27 1974-08-05

Also Published As

Publication number Publication date
DD124731A5 (de) 1977-03-09
FR2309543A1 (fr) 1976-11-26
SE7511902L (sv) 1976-04-26
AU8567075A (en) 1976-10-07
GB1473990A (en) 1977-05-18
DK479675A (da) 1976-04-26
AU476921B2 (en) 1976-10-07
CA1042889A (en) 1978-11-21
SE417962B (sv) 1981-04-27
ATA814575A (de) 1978-09-15
US3997536A (en) 1976-12-14
NL176172C (nl) 1985-03-01
DE2547737C2 (de) 1982-09-16
AT349475B (de) 1979-04-10
JPS53101385A (en) 1978-09-04
NL7512497A (nl) 1976-04-27
ZA756410B (en) 1976-09-29
IT1043486B (it) 1980-02-20
FR2309543B1 (de) 1978-04-07
DE2547737A1 (de) 1976-04-29
JPS556631B2 (de) 1980-02-18
NL176172B (nl) 1984-10-01
CH617452A5 (de) 1980-05-30
ES442044A1 (es) 1977-06-16
JPS5180870A (en) 1976-07-15
JPS53114788A (en) 1978-10-06
HK7278A (en) 1978-02-17
DK382677A (da) 1977-08-29
BE834837A (fr) 1976-04-26

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