The enthalpy of coordination reaction of manganese chloride with p toluidime has been determined by solution calorimetry in a new model isoperibol reaction calorimeter.The calorimetric solvent is a solution consisting...The enthalpy of coordination reaction of manganese chloride with p toluidime has been determined by solution calorimetry in a new model isoperibol reaction calorimeter.The calorimetric solvent is a solution consisting of 3.0 mol·L -1 HCl and ethyl alcohol absolute.A new thermochemical cycle has been designed to determine the standard enthalpy of formation for Mn(p tol) 2Cl 2.According to the results,we obtained the values: Δ r H m=19.149kJ·mol -1 ,Δ f H m[Mn(p tol) 2Cl 2,s]=-590.748kJ·mol展开更多
A new tailed phenylalanine tetraphenylporphinatozinc(Ⅱ),5 (p phenylalanineformylmethoxyphenyl) 10,15,20 tri(p chlorophenyl)porphinatozinc(Ⅱ)(Zn) was synthesized.The structure of the compound was characterized by ele...A new tailed phenylalanine tetraphenylporphinatozinc(Ⅱ),5 (p phenylalanineformylmethoxyphenyl) 10,15,20 tri(p chlorophenyl)porphinatozinc(Ⅱ)(Zn) was synthesized.The structure of the compound was characterized by elementary analysis,electric absorption spectra,IR,resonance Raman spectra and 1HNMR.The electronic absorption spectra of axial coordination reactions of Zn with pyridine and in midazole were studied.展开更多
文摘The enthalpy of coordination reaction of manganese chloride with p toluidime has been determined by solution calorimetry in a new model isoperibol reaction calorimeter.The calorimetric solvent is a solution consisting of 3.0 mol·L -1 HCl and ethyl alcohol absolute.A new thermochemical cycle has been designed to determine the standard enthalpy of formation for Mn(p tol) 2Cl 2.According to the results,we obtained the values: Δ r H m=19.149kJ·mol -1 ,Δ f H m[Mn(p tol) 2Cl 2,s]=-590.748kJ·mol
文摘A new tailed phenylalanine tetraphenylporphinatozinc(Ⅱ),5 (p phenylalanineformylmethoxyphenyl) 10,15,20 tri(p chlorophenyl)porphinatozinc(Ⅱ)(Zn) was synthesized.The structure of the compound was characterized by elementary analysis,electric absorption spectra,IR,resonance Raman spectra and 1HNMR.The electronic absorption spectra of axial coordination reactions of Zn with pyridine and in midazole were studied.
