The mixture containing trans and cis former of 4-（trans-4’-n-propylcyclohexyl）cyclohexanol was prepared by hydrogenation of 4-（trans-4’-n-propylcyclohexyl）phenol with ruthenium/carbon catalysts.Isomerization rea...The mixture containing trans and cis former of 4-（trans-4’-n-propylcyclohexyl）cyclohexanol was prepared by hydrogenation of 4-（trans-4’-n-propylcyclohexyl）phenol with ruthenium/carbon catalysts.Isomerization reaction was performed at 200℃ without separating catalysts,the mass ratio of trans former to cis former was 71.1:28.9,the yield of trans-4-（trans-4’-n-propylcyclohexyl）cyclohexanol was 56.3%.The product was characterized by IR,MS,DSC and13C NMR.The possible reaction mechanism was also dicussed.展开更多
Two New heteropoly molydovanadateselenite complexes with formulas[Se2Mo2V4O24]8-and[Se2Mo3V3O24]7- were reported for the first time.These complexes were isolated at pH=2.It is proved that the ratios of Mo and V in mat...Two New heteropoly molydovanadateselenite complexes with formulas[Se2Mo2V4O24]8-and[Se2Mo3V3O24]7- were reported for the first time.These complexes were isolated at pH=2.It is proved that the ratios of Mo and V in materidal influence the constitution of complexes.These complexes were characterized by elemental analysis,IR,UV,XRD,molar conductance and TG-DTA.It is deduced that these complexes may have the basic skeleton of X2M6 structure.展开更多
文摘The mixture containing trans and cis former of 4-（trans-4’-n-propylcyclohexyl）cyclohexanol was prepared by hydrogenation of 4-（trans-4’-n-propylcyclohexyl）phenol with ruthenium/carbon catalysts.Isomerization reaction was performed at 200℃ without separating catalysts,the mass ratio of trans former to cis former was 71.1:28.9,the yield of trans-4-（trans-4’-n-propylcyclohexyl）cyclohexanol was 56.3%.The product was characterized by IR,MS,DSC and13C NMR.The possible reaction mechanism was also dicussed.
文摘Two New heteropoly molydovanadateselenite complexes with formulas[Se2Mo2V4O24]8-and[Se2Mo3V3O24]7- were reported for the first time.These complexes were isolated at pH=2.It is proved that the ratios of Mo and V in materidal influence the constitution of complexes.These complexes were characterized by elemental analysis,IR,UV,XRD,molar conductance and TG-DTA.It is deduced that these complexes may have the basic skeleton of X2M6 structure.
