A Robust Synthesis of 4-substituted 1, 5- Benzodiazepines With the aid of Silica Supported-P2O5 as a Recyclable Catalyst in Solvent-free Conditions
Keywords:
Thermal Decomposition; Electric Conductivity; Solid State; MaleateAbstract
The possibility of using direct current electric conductivity measurement to study the solid state reactions involved in the preparation zinc oxide from zinc (II) maleate hydrated have been analyzed respectively. The study has been carried out in normal atmosphere. The steps corresponding to dehydration are well resolved in region from room temperature to 260 oC. The final product of decomposition in normal atmosphere was found to be ZnO from zinc maleate. The conductivity measurement was supplemented with the data obtained by chemical analysis; thermal analysis (TGA and DTG) and IR spectroscopy analysis.
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