Studies of homogeneous interactions of N-acetyl-N′-methyl-L-α-amino acid amides in water at 298.15 K

被引:9
|
作者
Palecz, Bartlomiej [1 ]
Belica, Sylwia [1 ]
Piekarski, Henryk [1 ]
Jozwiak, Andrzej [2 ]
机构
[1] Univ Lodz, Dept Phys Chem, PL-90236 Lodz, Poland
[2] Univ Lodz, Dept Organ Chem, PL-90131 Lodz, Poland
关键词
N-Acetyl-N '-methyl-L-alpha-amino acid amides; Enthalpies of dilution; Enthalpic pair interaction coefficients; SODIUM-CHLORIDE SOLUTIONS; DILUTE AQUEOUS-SOLUTIONS; SOLUTE INTERACTIONS; UREA MOLECULE; SIDE-CHAIN; ENTHALPIES; HYDROPHOBICITY; PEPTIDES; ALANINE;
D O I
10.1016/j.tca.2008.12.015
中图分类号
O414.1 [热力学];
学科分类号
摘要
The enthalpies of dilution Of aqueous Solutions of N-acetyl-N'-methyl-L-glycinamide (AcGlyNHCH(3)), N-aceryl-N'-methyl-L-alpha-alaninamide(AcAlaNHCH(3)), N-acetyl-N'-methyl-L-alpha-valinamide(AcVaINHCH(3)), N-acetyl-N'-methyl-L-alpha-leucinamide (AcLeuNHCH(3)) (BACHEM) and N-acetyl-N'-methyl-L-alpha-serinamide (AcSerNHCH(3)), N-acetyl-N'-methyl-L-alpha-threonibamide (AcThrNHCH(3)), in water at 298.15 K have been measured. These data were used to calculate the homogeneous enthalpic pair interaction coefficients based on McMillan-Mayer's theory. (c) 2009 Elsevier B.V. All rights reserved.
引用
收藏
页码:1 / 4
页数:4
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