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EP0087679A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

1,3-Dioxanes

Assignee: Merck Patent GmbH
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Filing: 1983-02-16
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Granted: —
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Expires: 2003-02-16
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Abstract

Abstract Translated from German Neue 1,3-Dioxane der Formel I worin R' H, Alkyl, Alkoxy, Alkanoyloxy oder Alkoxy-carbonyl mit jeweils 1 bis 10 C-Atomen, F, Cl, Br, CF 3 oder CN, R 2 Alkyl oder Alkoxy mit jeweils 1 - 10 C-Atomen, die Reste Q, die gleich oder verschieden sein können, 1,4-Phenylen- oder 1,4-Cyclohexylenreste und die Parameter m und n jeweils 0, 1 oder 2, ihre Summe (m + n) jedoch 2 oder 3 bedeuten, mit der Maßgabe, daß im Falle m = n = 1 mindestens einer der beiden Reste Q ein 1,4-Cyclohexylenrest ist. New 1,3-dioxanes of the formula I wherein R 'H, alkyl, alkoxy, alkanoyloxy or alkoxy-carbonyl, each with 1 to 10 carbon atoms, F, Cl, Br, CF 3 or CN, R 2 is alkyl or alkoxy, each having 1 to 10 carbon atoms, the radicals Q, which may be the same or different, 1,4-phenylene or 1,4-cyclohexylene radicals and the parameters m and n each 0, 1 or 2, however, their sum (m + n) means 2 or 3, with the proviso that if m = n = 1 at least one of the two radicals Q is a 1,4-cyclohexylene radical. können als Komponenten flüssigkristalliner Dielektrika verwendet werden. can be used as components of liquid crystalline dielectrics.

Inventors

  • 👤 Michael Dr. Dipl.-Ing. Römer
  • 👤 Joachim Dr. Krause
  • 👤 Georg Weber

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-10-24 20:35
CPC Classifications
C; C09; C09K; C09K19/00; C09K19/04; C09K19/06; C09K19/34; C09K19/3402; C07; C07D; C07D319/00; C07D319/04; C07D319/06; C09K2019/3422

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