STRUCTURE OF TRANS-BIS[4-AMINO-3,5-BIS(PYRIDIN-2-YL)-1,2,4-TRIAZOLE-N1,N']DIAQUAMANGANESE(II) DIBROMIDE

被引:41
作者
FAULMANN, C [1 ]
VANKONINGSBRUGGEN, PJ [1 ]
DEGRAAFF, RAG [1 ]
HAASNOOT, JG [1 ]
REEDIJK, J [1 ]
机构
[1] LEIDEN STATE UNIV,GORLAEUS LABS,DEPT CHEM,POB 9502,2300 RA LEIDEN,NETHERLANDS
关键词
D O I
10.1107/S0108270190005066
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
[Mn(C12H10N6)2(H2O)2]Br2, Mr = 727.28, orthorhombic, Pbca, a = 10.734 (6), b = 17.084 (0), c = 15.182 (6) angstrom, V = 2784 angstrom 3, Z = 4, D(x) = 1.734 g cm-3, lambda-(Mo K-alpha) = 0.71073 angstrom, mu = 33.23 cm-1, F(000) = 1450, T = 295 K, final R = 0.032 for 1493 reflections [I > 2-sigma(I)]. The title compound is the first reported mononuclear compound with the ligand 4-amino-3,5-bis(pyridin-2-yl)-1,2,4-triazole. The manganese ions, situated on an inversion centre, are coordinated by four nitrogen atoms with an N-Mn-N angle of 74.1 (1)-degrees and Mn-N distances of 2.188 (4) and 2.266 (4) angstrom. Two axial water molecules [Mn-O = 2.200 (4) angstrom] complete the coordination sphere of the metal, which is pseudo-octahedral. The two bromide ions are not coordinated but are involved in an extended hydrogen-bridging network with the water ligands and the amino group of the triazole.
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页码:2357 / 2360
页数:4
相关论文
共 10 条
[1]  
DALLACKER F, 1960, MONATSH CHEM, V91, P294
[2]  
ENGELFRIET DW, 1980, Z NATURFORSCH A, V35, P1387
[3]   ORGANIC CHEMISTRY OF A NEW WEAK FIELD TRIDENTATE CHELATING AGENT . 3,5-DI(2-PYRIDYL)-1,2,4-TRIAZOLE [J].
GELDARD, JF ;
LIONS, F .
JOURNAL OF ORGANIC CHEMISTRY, 1965, 30 (01) :318-&
[4]  
GRAAFF RAGD, 1973, ACTA CRYSTALLOGR A, VA 29, P298
[5]  
HAASNOOT JG, 1979, Z NATURFORSCH B, V34, P1500
[6]  
JOHNSON CK, 1965, ORNL3794 REP
[7]   SYNTHESIS AND COORDINATION CHEMISTRY OF A NOVEL DINUCLEATING CHELATING TRIAZOLE LIGAND - THE CRYSTAL-STRUCTURE OF BIS-MU-[4-AMINO-3,5-BIS(PYRIDIN-2-YL)-1,2,4-TRIAZOLE-N',MU-N1,MU-N2,N'']-BIS[AQUACHLORONICKEL(II)] DICHLORIDE TETRAHYDRATE [J].
KEIJ, FS ;
DEGRAAFF, RAG ;
HAASNOOT, JG ;
REEDIJK, J .
JOURNAL OF THE CHEMICAL SOCIETY-DALTON TRANSACTIONS, 1984, (10) :2093-2097
[8]   ON THE AUTOMATIC EXTENSION OF INCOMPLETE MODELS BY ITERATIVE FOURIER CALCULATION [J].
KINNEGING, AJ ;
DEGRAAFF, RAG .
JOURNAL OF APPLIED CRYSTALLOGRAPHY, 1984, 17 (OCT) :364-366
[9]  
PRINS R, 1985, J INORG CHEM, V24, P4129
[10]   LINEAR TRINUCLEAR COORDINATION-COMPOUNDS WITH 4-ETHYL-1,2,4-TRIAZOLE - STRUCTURE AND MAGNETIC-PROPERTIES [J].
VOS, G ;
HAASNOOT, JG ;
VERSCHOOR, GC ;
REEDIJK, J ;
SCHAMINEE, PEL .
INORGANICA CHIMICA ACTA-ARTICLES AND LETTERS, 1985, 105 (01) :31-39