Combustion calorimetry and low-temperature X-ray diffraction of steroid hormone

被引:8
作者
Knyazev, Alexander V. [1 ]
Smirnova, Nataliya N. [1 ]
Shipilova, Anastasiya S. [1 ]
Larina, Vera N. [1 ]
Gusarova, Ekaterina V. [1 ]
Knyazeva, Svetlana S. [1 ]
机构
[1] Lobachevsky State Univ Nizhni Novgorod, Gagarin Prospekt 23-2, Nizhnii Novgorod 603950, Russia
关键词
Hydrocortisone acetate; Hormone; Combustion calorimetry; Thermodynamic functions; Low-temperature X-ray diffraction; THERMODYNAMIC PROPERTIES; HYDROCORTISONE ACETATE;
D O I
10.1007/s10973-015-4836-1
中图分类号
O414.1 [热力学];
学科分类号
摘要
The energy of combustion of the hydrocortisone acetate has been measured at 298.15 K by combustion calorimetry (in a calorimeter with a static bomb and an isothermal shield). The enthalpy of combustion Delta(c) HA degrees and the enthalpy of formation Delta(f) HA degrees of the hydrocortisone acetate from simple substances at T = 298.15 K and p = 0.1 MPa have been calculated. The thermochemical analysis of the acylation reaction of hydrocortisone into hydrocortisone acetate was made. The low-temperature X-ray diffraction was used for the determination of coefficients of thermal expansion.
引用
收藏
页码:2201 / 2206
页数:6
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