Liquid crystalline compounds with 2,2-disubstituted cyclopropane end groups in their side chains

Molecular Crystals and Liquid Crystals Science and Technology Section A: Molecular Crystals and Liquid Crystals

Volumn 364, Issue , 2001, Pages 529-546

  Miyazawa, Kazutoshi ^a   De Meijere, Armin ^b  

^a CHISSO CORPORATION   (Japan)

^b UNIVERSITY OF GÖTTINGEN   (Germany)

Author keywords

Cyclopropane; Ferroelectric; Halogen; Synthesis; Trifluoromethyl

Indexed keywords

EID: 0012961307     PISSN: 1058725X     EISSN: None     Source Type: Journal    
DOI: 10.1080/10587250108025023     Document Type: Article

References (14)

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9. For example, 2,3-difluoro-4-[4-(4-propylcyclohexyl)cyclohexyl)]-1-ethoxybenzene exhibits a nematic phase between 79.0 and 186.0 °C. Cf. V. Reiffenrath, J. Krause, H. J. Plach and G. Weber, Liq. Cryst., 5, 159 (1989).
10. Corresponding phenyl pyrimidine derivatives with n-alkyl chains also exhibit monotropic SmA phases. For example, 5-octyl-2-(4-butanoyl-oxyphenyl)pyrimidine and 5-octyl-2-(4-pentanoyloxyphenyl)pyrimidine exhibit their phase sequences as Cr 55.5 (SmA 50.0) I and Cr 56.5 (SmA 49.5) I, respectively. Cf. H. Zaschke and R. Stolle, Z Chem., 15, 441 (1975).
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