Thermotropic and lyotropic liquid crystalline behaviour of 4-alkoxyphenyl beta-D-glucopyranosides

  • E Smits
  • , JBFN Engberts
  • , RM Kellogg
  • , HA VanDoren

Research output: Contribution to journalArticleAcademicpeer-review

25 Citations (Scopus)

Abstract

The liquid crystalline properties of a series of 4-alkoxyphenyl beta-D-glucopyranosides (methoxy to decyloxy and dodecyloxy) were studied using polarized light microscopy and differential scanning calorimetry. The compounds with the shortest alkoxy substituents are not liquid crystalline. The butoxy derivative displays a monotropic smectic A phase and the higher homologues display enantiotropic smectic A phases. The lyotropic behaviour was studied as a function of concentration and temperature. Hexagonal, cubic and lamellar phases were observed for compounds with alkoxy chains longer than butoxy. The nonyloxy derivative forms long ribbons in dilute solution as revealed by electron microscopy.

Original languageEnglish
Pages (from-to)481-488
Number of pages8
JournalLiquid Crystals
Volume23
Issue number4
DOIs
Publication statusPublished - Oct-1997

Keywords

  • CARBOHYDRATE-BASED MESOGENS
  • POLYHYDROXY AMPHIPHILES
  • HOMOLOGOUS SERIES
  • PHASE
  • DERIVATIVES
  • ALDONAMIDES
  • CHAIN
  • WATER

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