HIGH OXIDATION-STATE RHENIUM COMPLEXES WITH THE HYDRIDOTRIS(1-PYRAZOLYL)BORATO-OXORHENIUM(V) CORE - CRYSTAL AND MOLECULAR-STRUCTURES OF [HB(PZ)(3)REO(HNNC8H5N2)] AND [HB(PZ)(3)REO(2-SC5H3N)]

被引:15
作者
KETTLER, PB
CHANG, YD
CHEN, Q
ZUBIETA, J
ABRAMS, MJ
LARSEN, SK
机构
[1] SYRACUSE UNIV,DEPT CHEM,SYRACUSE,NY 13244
[2] JOHNSON MATTHEY INC,METALLOPHARMACEUT RES,W CHESTER,PA 19380
关键词
CRYSTAL STRUCTURES; RHENIUM COMPLEXES; OXO COMPLEXES; CHELATING HYDRAZINE COMPLEXES;
D O I
10.1016/0020-1693(94)04325-P
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
The reactions of [HB(pz)(3)ReOCl2] (1) with chelating hydrazines were studied. In contrast to the common substitution pattern which occurs through a condensation type reaction to displace the oxo group in forming the metal-hydrazido functionality, 1 reacts with hydrazinophthalazine (hydralazine) to give [HB(pz)(3)ReO(HNNC8H5N2)] (2). Similarly, reaction with bishydrazinophthalazine produces the binuclear species [{HB(pz)(3)ReO}(2){(HNN)(2)C8H4N2}] (3). The relative ease of substitution of the chloride groups in 1 is evident in the reactions of 1 with thiolate donors to yield complexes of the type [HB(pz)(3)ReO(2-pyridinthiol)(2)] (4). Crystal data: 2 . CH2Cl2 monoclinic P2(1)/c, a = 12.820(3), b = 11.616(2), c = 15.626(3) Angstrom, beta = 104.93(3)degrees, V = 2248(1) Angstrom(3), Z = 4, D-calc = 1.171 g cm(-3), structure solution and refinement based on 2316 reflections converged at R = 0.0395.4 . 1.5CH(2)Cl(2), triclinic <P(1)over bar>, a = 10.181(2), b = 14.159(3), c = 9.622(2) Angstrom, alpha = 95.51(3), beta = 93.25(3), gamma = 88.18(3)degrees, V = 1377.9(7) Angstrom(3), Z = 2, D-calc = 1.718 g cm(-3); R = 0.0351 for 3291 reflections.
引用
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页码:13 / 20
页数:8
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