E. V. Agafonova, Yu. V. Moshchenskii, Михаил Лукич Ткаченко
Abstract
The temperature and enthalpy of the melting of caffeine, which are 235.5 ± 0.1°C and 19.6 ± 0.2 kJ/mol, respectively, are determined by DSC. The melting entropy and the cryoscopic constant of caffeine are calculated.
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The temperature and enthalpy of the melting of caffeine, which are 235.5 ± 0.1°C and 19.6 ± 0.2 kJ/mol, respectively, are determined by DSC. The melting entropy and the cryoscopic constant of caffeine are calculated.
Key concepts: Enthalpy, Thermodynamics, Caffeine, Chemistry, Melting point, Melting temperature, Enthalpy of fusion, Entropy (arrow of time)