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The conformations adopted by α,δ-bis(phenoxy)ethane in isotropic and nematic solutions

 

作者: J.W. Emsley,  

 

期刊: Liquid Crystals  (Taylor Available online 1994)
卷期: Volume 16, issue 4  

页码: 671-674

 

ISSN:0267-8292

 

年代: 1994

 

DOI:10.1080/02678299408036538

 

出版商: Taylor & Francis Group

 

数据来源: Taylor

 

摘要:

Errors in the calculations of Cheung and Emsley (Liquid Crystals,13, 265 (1993)) used to derive the populations of α,δ-bis(phenoxy)ethane dissolved in isotropic and nematic liquid crystalline solvents have been corrected, and the results are compared with those obtained on the same molecule by Abe, Iizumi and Kimura (Liquid Crystals,16, 655 (1994)). The principal difference between these two calculations is that Abeet al., obtain 0·80 as the population of thetg±tconformers, and they find this to be independent of temperature, whereas the present calculations obtain 0·42 to 0·58 depending upon solvent and temperature.

 

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