HYDROGEN-BOND ENERGY OF CH3CN-HCL BY FTIR PHOTOMETRY

被引:14
作者
BALLARD, L [1 ]
HENDERSON, G [1 ]
机构
[1] EASTERN ILLINOIS UNIV,DEPT CHEM,CHARLESTON,IL 61920
关键词
D O I
10.1021/j100155a030
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The temperature dependence of an IR absorption band of CH3CN-HCI is characterized by FTIR photometry. The heat of dimer formation at 41-degrees-C obtained from this data, DELTA-H(D) = -21.8 +/- 1.7 kJ/mol. is used to calculate the equilibrium hydrogen bond dissociation energy, D(c) = 21.8 +/- 1.7 kJ/mol. These results are compared with recent ab initio theoretical calculations and empirical estimates based on centrifugal distortion parameters.
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页码:660 / 663
页数:4
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