SYNTHESIS AND STRUCTURES OF TRIS (1-PHENYL-3-METHYL -4-BENZOYL-5-PYRSZOLONE) -DIHYDRATE LANTHANUM
Author(s): Zhou Quanfa Miao Fangming Liu Xiaolan
Pages: 55-59
Year: 1991 Issue: 1
Journal: Yantai Teachers University journal(Natural Science
Keyword: lanthanum; 1- phenyl - 3 - merthyl - 4 - benzoyl- 5 - pyszolone; crystal structure; molecular structure;
Abstract: 用1-苯基-3-甲基-4-苯甲酸基-5-吡唑啉酮(HPMBP)溶液与硝酸镧溶液合成了镧的PMBP络合物-La(PMBP)_3·2H_2O,用X-射线法测定了该络合物的晶体结构和分子结构,晶体属于单斜晶系,c面心格子,C2/c空间群,a=2.4744(5)nm,b=1.6325(7)nm,c=2.5871(4)nm,β=105.44(2)°,V=10.0731nm3,Z=8,Dc=1.330g·cm-3,μ=9.25cm-1。络合物中心离子La(Ⅲ)处于由8个氧原子所构成的四方反棱柱体中心。La-O平均健长为0.2492nm。
Pages: 55-59
Year: 1991 Issue: 1
Journal: Yantai Teachers University journal(Natural Science
Keyword: lanthanum; 1- phenyl - 3 - merthyl - 4 - benzoyl- 5 - pyszolone; crystal structure; molecular structure;
Abstract: 用1-苯基-3-甲基-4-苯甲酸基-5-吡唑啉酮(HPMBP)溶液与硝酸镧溶液合成了镧的PMBP络合物-La(PMBP)_3·2H_2O,用X-射线法测定了该络合物的晶体结构和分子结构,晶体属于单斜晶系,c面心格子,C2/c空间群,a=2.4744(5)nm,b=1.6325(7)nm,c=2.5871(4)nm,β=105.44(2)°,V=10.0731nm3,Z=8,Dc=1.330g·cm-3,μ=9.25cm-1。络合物中心离子La(Ⅲ)处于由8个氧原子所构成的四方反棱柱体中心。La-O平均健长为0.2492nm。
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