Crystal structure as the basis for the lack of enantiotropic mesomorphism in 3-hydroxy-4-propionylphenyl-4′-n-alkyloxybenzoatesстатья
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Дата последнего поиска статьи во внешних источниках: 8 января 2017 г.
Аннотация:Features of the molecular structure and crystal packing of the mesogenic compounds 3-hydroxy-4-propionylphenyl esters of 4-n-amyloxy (1), 4-n-hexyloxy (2), 4-n-heptyloxy (3), and 4-n-octyloxybenzoic acid (4) have been analyzed on the basis of X-ray diffraction (XRD) data. Comparison of the results of XRD and DSC studies of these compounds has shown that the crystalline modification studied for each of the compounds is not a precursor to the mesophase. The possibility of mesophase formation from the melt is discussed.