With 4 methyl 4′ nitrodibenzene ether,thiourea dioxide and sodium hydroxide as starting materials,the 4 methyl 4′ aminodibenzene ether is synthesized in aqueous ethanolic solution.The optimum conditions of the react...With 4 methyl 4′ nitrodibenzene ether,thiourea dioxide and sodium hydroxide as starting materials,the 4 methyl 4′ aminodibenzene ether is synthesized in aqueous ethanolic solution.The optimum conditions of the reaction are as follows∶4 melthyl 4′ nitrodibenzene ether∶thiourea dioxide∶sodium hydroxide is 1.0mol∶3.9mol∶7.5mol,the duration of additron of thiourea dioxide for the present scale is 1.0h,suitable temperature is 50℃,reaction time is 40min.The yield of 4 methyl 4′ aminodibenzene ether reaches 93.1%.展开更多
Title compounds have been synthesized.The structures and properties are determined by elemental analysis,UV Vis,IR spectrum,fluorescence spectrum,polarizing microscope.The synthetic conditions of porphyrin derivatives...Title compounds have been synthesized.The structures and properties are determined by elemental analysis,UV Vis,IR spectrum,fluorescence spectrum,polarizing microscope.The synthetic conditions of porphyrin derivatives and their properties,UV Vis,fluorescence spectrum are discussed briefly.展开更多
A new coordination polyme[Co (imbz)2(H2O)2]n[imbz =4’-(imidazol-1-ylmethyl)benzoate anion]was synthesized and characterized b y x-ray crystallography.The title c omplex crystallizes in monoclinic,space group P21/c,a=...A new coordination polyme[Co (imbz)2(H2O)2]n[imbz =4’-(imidazol-1-ylmethyl)benzoate anion]was synthesized and characterized b y x-ray crystallography.The title c omplex crystallizes in monoclinic,space group P21/c,a=10.910(2),b=8.8720(18),c=11.252(2)?,β=92.20(3)°,V=1088.3(4)?3,Z =2,Dc=1.518g·cm-3,μ=0.836cm -1,F(000)=514,R=0.0679,w R=0.1710.Each Co ?atom has a distorted octahedral coordination geometry and is six-coord-inated by two water molecules and fou r imbz ligands.Each imbz ligand connects two Co ?to gen-erate an infinite 1D twisted chain structure.展开更多
文摘With 4 methyl 4′ nitrodibenzene ether,thiourea dioxide and sodium hydroxide as starting materials,the 4 methyl 4′ aminodibenzene ether is synthesized in aqueous ethanolic solution.The optimum conditions of the reaction are as follows∶4 melthyl 4′ nitrodibenzene ether∶thiourea dioxide∶sodium hydroxide is 1.0mol∶3.9mol∶7.5mol,the duration of additron of thiourea dioxide for the present scale is 1.0h,suitable temperature is 50℃,reaction time is 40min.The yield of 4 methyl 4′ aminodibenzene ether reaches 93.1%.
文摘Title compounds have been synthesized.The structures and properties are determined by elemental analysis,UV Vis,IR spectrum,fluorescence spectrum,polarizing microscope.The synthetic conditions of porphyrin derivatives and their properties,UV Vis,fluorescence spectrum are discussed briefly.
文摘A new coordination polyme[Co (imbz)2(H2O)2]n[imbz =4’-(imidazol-1-ylmethyl)benzoate anion]was synthesized and characterized b y x-ray crystallography.The title c omplex crystallizes in monoclinic,space group P21/c,a=10.910(2),b=8.8720(18),c=11.252(2)?,β=92.20(3)°,V=1088.3(4)?3,Z =2,Dc=1.518g·cm-3,μ=0.836cm -1,F(000)=514,R=0.0679,w R=0.1710.Each Co ?atom has a distorted octahedral coordination geometry and is six-coord-inated by two water molecules and fou r imbz ligands.Each imbz ligand connects two Co ?to gen-erate an infinite 1D twisted chain structure.
