Rotation Barriers in Pyridinium Salts Depend on the Number of Available Ground State Conformations

Croatica Chemica Acta

Ghiviriga, Ion³  Czerwinski, Edmund W.¹  Balaban, Alexandru T.² 

[1] University of Texas Medical Branch, Department of Human Biological Chemistry & Genetics, Galveston, TX 77555, USA;Texas A&M University at Galveston, Galveston, TX 77553-1675, USA;University of Florida, Chemistry Department, Gainesville, FL 32611-7200, USA

关键词: pyridinium;    conformation;    isopropyl;    activation parameters;   

DOI  :  

学科分类：化学（综合）

来源: Croatica Chemica Acta

【 摘 要 】

The enthalpy and entropy of activation for the rotation about the C–N bond were measured in a series of five N -(1-hydroxybutan-2-yl)pyridinium salts, the 2,6-substituents being methyl, ethyl and isopropyl. Replacement of a methyl by...

【 授权许可】

Unknown