Liquid crystals derived from carbohydrates: Synthesis and properties of oxadecaline compounds
作者:
Volkmar Vill,
Hanns‐Walter Tunger,
期刊:
Liebigs Annalen
(WILEY Available online 1995)
卷期:
Volume 1995,
issue 6
页码: 1055-1059
ISSN:0947-3440
年代: 1995
DOI:10.1002/jlac.1995199506149
出版商: WILEY‐VCH Verlag
关键词: Deoxy sugars;C Glycosides;Liquid crystals, chiral, thermotropic;Carbohydrates
数据来源: WILEY
摘要:
AbstractReaction of glucal1with alkoxybenzene leads after hydrogenation and deacetylation to β‐C glycosides4, which can be used as chiral compounds in the synthesis of chiral calamitic liquid crystals. The combination with aliphatic aldehydes leads to liquid crystals5showing a monotropic SAphase, with aromaticp‐alkoxy‐substituted aldehydes to compounds6with enantiotropic cholesteric and SAphases. Reaction withp‐alkoxy‐substituted phenylboronic acids gives liquid crystals7forming SAand ferroelectric SC* phases. They all exhibit a high twisting power and blue phases in contact p
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