[PdCl 2 L 2 ]类型的氯化钯的氨基甲酰基吡唑化合物(其中L = C 3 H 3 N 2 CONR 2或C 5 H 7 N 2 CONR 2; R = CH 3, C 2 H 5或i C 3 H 7)已经合成并通过IR,1 H NMR,ES-MS,元素分析和单晶X射线衍射法进行了表征。[PdCl 2(C 3 H 3 N 2CON {C 2 H 5 } 2)2 ](2)表明,钯(II)离子被两个吡唑基氮和两个氯原子呈正方形平面排列所包围,而氨基甲酰基的两个氮原子弱键合金属中心在轴向位置。在[PdCl 2(C 5 H 7 N 2 CON {C 2 H 5 } 2)2 ]的中心对称结构中(5),钯(II)离子被两个吡唑氮包围,两个氯原子形成方形平面排列,并且氨基甲酰基的两个氧原子在轴向位置上弱结合到金属中心。配体通过软吡唑氮以相互反位键合到氯化钯(II)上。氨基甲酰基吡唑基团显示反构象。
Steric Effects on Uranyl Complexation: Synthetic, Structural, and Theoretical Studies of Carbamoyl Pyrazole Compounds of the Uranyl(VI) Ion
作者:Debasish Das、Shanmugaperumal Kannan、Dilip K. Maity、Michael G. B. Drew
DOI:10.1021/ic300398a
日期:2012.4.16
was studied with infrared (IR), 1H NMR, electrospray-mass spectrometry (ES-MS), elemental analysis, and single crystal X-ray diffraction methods. The structure of compound [UO2(NO3)2(C3H3N2CONC2H5}2)] (2) shows that the uranium(VI) ion is surrounded by one nitrogen atom and seven oxygen atoms in a hexagonal bipyramidal geometry with the ligand acting as a bidentate chelating ligand and bonds through
制备并表征了[C 3 HR 2 N 2 CONR']类型的新的基于双官能吡唑的配体(其中R = H或CH 3; R'= CH 3,C 2 H 5或i C 3 H 7)。通过红外(IR),1 H NMR,电喷雾质谱(ES-MS),元素分析和单晶X射线衍射方法研究了这些配体与硝酸铀酰和铀酰双(二苯甲酰甲烷酸酯)的配位化学。化合物[UO 2(NO 3)2(C 3 H 3)的结构N 2 CON C 2 H 5 } 2)](2)显示,在六角形双锥体几何结构中,铀(VI)离子被一个氮原子和七个氧原子包围,该配体充当双齿螯合配体并通过氨基甲酰氧和吡唑基氮原子。在[UO 2(NO 3)2(H 2 O)2(C 5 H 7 N 2 CON C 2 H 5 } 2)2 ]的结构中,(5)吡唑配体充当第二球配体,并通过氨基甲酰氧和吡唑基氮原子与水分子形成氢键。的结构[UO 2(DBM)2 C ^ 3 ħ 3 Ñ
SHELUDYAKOV V. D.; SHELUDYAKOVA S. V.; KUZNETSOVA M. G.; SILKINA N. N.; M+, ZH. OBSHCH. XIMII, 1980, 50, HO 4, 875-881
作者:SHELUDYAKOV V. D.、 SHELUDYAKOVA S. V.、 KUZNETSOVA M. G.、 SILKINA N. N.、 M+
DOI:——
日期:——
Sheludyakov, V. D.; Sheludyakova, S. V.; Kuznetsova, M. G., Journal of general chemistry of the USSR, 1980, vol. 50, # 4, p. 705 - 711
作者:Sheludyakov, V. D.、Sheludyakova, S. V.、Kuznetsova, M. G.、Silkina, N. N.、Mironov, V. F.
DOI:——
日期:——
Steric effects in pyrazole palladium(II) compounds: Synthetic, structural, and theoretical studies of a highly distorted octahedral palladium(II) pyrazole compound
作者:Debasish Das、Bal Govind Vats、Shanmugaperumal Kannan、Dilip K. Maity、Michael G.B. Drew
DOI:10.1016/j.poly.2013.01.051
日期:2013.4
carbamoyl group are weakly bonded to the metal centre in axial positions. In the centrosymmetric structure of [PdCl2(C5H7N2CONC2H5}2)2] (5), the palladium(II) ion is surrounded by two pyrazole nitrogen and two chlorine atoms form a square planar arrangement and the two oxygen atoms of the carbamoyl group are weakly bonded to the metal centre in axial positions. The ligands are bonded through the soft pyrazole
[PdCl 2 L 2 ]类型的氯化钯的氨基甲酰基吡唑化合物(其中L = C 3 H 3 N 2 CONR 2或C 5 H 7 N 2 CONR 2; R = CH 3, C 2 H 5或i C 3 H 7)已经合成并通过IR,1 H NMR,ES-MS,元素分析和单晶X射线衍射法进行了表征。[PdCl 2(C 3 H 3 N 2CON C 2 H 5 } 2)2 ](2)表明,钯(II)离子被两个吡唑基氮和两个氯原子呈正方形平面排列所包围,而氨基甲酰基的两个氮原子弱键合金属中心在轴向位置。在[PdCl 2(C 5 H 7 N 2 CON C 2 H 5 } 2)2 ]的中心对称结构中(5),钯(II)离子被两个吡唑氮包围,两个氯原子形成方形平面排列,并且氨基甲酰基的两个氧原子在轴向位置上弱结合到金属中心。配体通过软吡唑氮以相互反位键合到氯化钯(II)上。氨基甲酰基吡唑基团显示反构象。