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Calculations of the Hydrophobicity of Lipid Molecules by the Elution Strength of the Chromatographic Solvent
Journal of Analytical Chemistry ( IF 1.0 ) Pub Date : 2020-05-06 , DOI: 10.1134/s1061934820050159
V. P. Pchelkin

Abstract

The values of the relative polarity and hydrophobicity of the main classes of acyl-containing glycerolipids are calculated. These values, obtained using standard values of the elution strength of solvents (from n-hexane to water), can belong to scales of relative polarity and hydrophobicity, including a variety of organic compounds of natural origin. It is proposed to use n-hexadecane and water as conditional boundaries of both of these scales, covering a range from 0 to 100. Variations in the averaged levels of the relative polarity of individual classes of natural mixtures of glycerophospholipids, which can be found after their adsorption liquid chromatography separation, depend not only on the composition of the phases used but also on the molecular species composition of lipids. A close relationship of these levels with the carbon numbers of individual molecules is shown.


中文翻译:

通过色谱溶剂的洗脱强度计算脂质分子的疏水性

摘要

计算了主要类别的含酰基甘油脂的相对极性和疏水性的值。这些值,使用的溶剂的洗脱强度标准值而获得(从Ñ己烷:水),可以属于相对极性和疏水性在内的各种天然来源的有机化合物的比例。建议使用n-十六烷和水作为这两个比例的条件边界,范围从0到100。甘油磷脂天然混合物的各个类别的相对混合物的平均极性的平均水平变化(可以在吸附液相色谱分离后找到),不仅取决于所用相的组成,还取决于脂质的分子种类组成。这些水平与单个分子的碳数密切相关。
更新日期:2020-05-06
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