TRANS-4-(4'-SUBSTITUTED PHENYL)-CYCLOHEXANECARBOXYLIC ACID 4'''-CYANOBIPHENYL ESTER

Title:

TRANS-4-(4'-SUBSTITUTED PHENYL)-CYCLOHEXANECARBOXYLIC ACID 4'''-CYANOBIPHENYL ESTER

Document Type and Number:

Japanese Patent JPS588054

Kind Code:

A

Abstract:

NEW MATERIAL:The compound of formulaI(R is 1W10C alkyl).

EXAMPLE: trans-4-(4'-Propylphenyl)-cyclohexanecarboxylic acid 4'''-cyanobiphenyl ester.

USE: A liquid crystal display element. A liquid crystal composition having wide liquid crystal temperature range at a high temperature range, and having positive dielectric anisotropy.

PROCESS: The compound of formulaIis prepared by reaction trans-4-(4'-substituted phenyl)-cyclohexanecarboxylic acid of formula II with thionyl chloride, and reacting the resultant acid chloride with 4'-cyano-4-hydroxybiphenyl of formula III in pyridine.

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Inventors:

SUGIMORI SHIGERU
TSUJI MASAKAZU
KOJIMA TETSUHIKO

Application Number:

JP10521081A

Publication Date:

January 18, 1983

Filing Date:

July 06, 1981

Export Citation:

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Assignee:

CHISSO CORP

International Classes:

C09K19/30; C07C67/00; C07C253/00; C07C255/55; C09K19/46; G02F1/13; G09F9/00; G09F9/35; (IPC1-7): C07C121/75; C09K3/34; G02F1/13; G09F9/00; G09F9/35

Attorney, Agent or Firm:

Yataro Sasai

Next Patent: SEPARATION OF 4-NITROBENZYL CYANIDE