GB9221512D0 - Phenylpyrazine esters - Google Patents

Phenylpyrazine esters

Info

Publication number
GB9221512D0
GB9221512D0 GB929221512A GB9221512A GB9221512D0 GB 9221512 D0 GB9221512 D0 GB 9221512D0 GB 929221512 A GB929221512 A GB 929221512A GB 9221512 A GB9221512 A GB 9221512A GB 9221512 D0 GB9221512 D0 GB 9221512D0
Authority
GB
United Kingdom
Prior art keywords
phenylpyrazine
esters
phenylpyrazine esters
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.)
Withdrawn
Application number
GB929221512A
Other versions
GB2271563A (en
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.)
Merck Patent GmbH
Original Assignee
Merck Patent GmbH
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 Merck Patent GmbH filed Critical Merck Patent GmbH
Priority to GB9221512A priority Critical patent/GB2271563A/en
Publication of GB9221512D0 publication Critical patent/GB9221512D0/en
Publication of GB2271563A publication Critical patent/GB2271563A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D409/00—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms
    • C07D409/02—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings
    • C07D409/12—Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
    • C07D241/02—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
    • C07D241/10—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D241/14—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having three 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, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D241/18—Oxygen or sulfur 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
    • C09K19/34—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
    • C09K19/3452—Pyrazine
    • 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
    • C09K19/3491—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having sulfur as hetero 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
    • C09K19/04—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
    • C09K19/3491—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having sulfur as hetero atom
    • C09K19/3497—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having sulfur as hetero atom the heterocyclic ring containing sulfur and nitrogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Liquid Crystal Substances (AREA)
GB9221512A 1992-10-13 1992-10-13 Liquid crystalline (2-(cyclylcarboxy)-5-pyrazyl)benzenes Withdrawn GB2271563A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9221512A GB2271563A (en) 1992-10-13 1992-10-13 Liquid crystalline (2-(cyclylcarboxy)-5-pyrazyl)benzenes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9221512A GB2271563A (en) 1992-10-13 1992-10-13 Liquid crystalline (2-(cyclylcarboxy)-5-pyrazyl)benzenes

Publications (2)

Publication Number Publication Date
GB9221512D0 true GB9221512D0 (en) 1992-11-25
GB2271563A GB2271563A (en) 1994-04-20

Family

ID=10723387

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9221512A Withdrawn GB2271563A (en) 1992-10-13 1992-10-13 Liquid crystalline (2-(cyclylcarboxy)-5-pyrazyl)benzenes

Country Status (1)

Country Link
GB (1) GB2271563A (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59144771A (en) * 1983-02-08 1984-08-18 Ube Ind Ltd Liquid crystal pyrazine derivative and its preparation
JPS60199882A (en) * 1984-03-26 1985-10-09 Nippon Kayaku Co Ltd Pyrazine derivative
EP0293910B1 (en) * 1987-06-04 1994-02-02 Canon Kabushiki Kaisha Liquid crystal composition and liquid crystal device containing same
DE3854751T2 (en) * 1987-06-12 1996-06-13 Canon Kk Device with a ferroelectric liquid crystal.
JPH0269467A (en) * 1988-09-05 1990-03-08 Canon Inc Liquid crystal compound, liquid crystal composition and element containing the same compound

Also Published As

Publication number Publication date
GB2271563A (en) 1994-04-20

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)