Acetylenic bond reduction anchored on (CO)6Fe2(μ-Se2):: synthesis and characterization of [(CO)6Fe2{μ-SeC(H)=C(R)Se}] and [{(CO)6Fe2Se2}2{μ-C(H)-C(R)}] (R=3-Th, 2-Th; Th=C4H3S)

被引:1
|
作者
Dash, AK
Mathur, P
Lu, TH
Liu, YY
Tung, SF
机构
[1] Indian Inst Technol, Dept Chem, Bombay 400076, Maharashtra, India
[2] Natl Tsing Hua Univ, Dept Phys, Bombay 300, Maharashtra, India
[3] Natl Cheng Kung Univ, So Instrumentat Ctr, Tainan 300, Taiwan
关键词
iron; selenium; thiopheneacetylene; carbonyl; X-ray;
D O I
10.1016/S0022-328X(99)00420-9
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
Thiopheneacelylene (RC=CH; R=3-Th, 2-Th; Th=C4H3S) adds across the Se-Se bond of (CO)(6)Fe-2(mu-Se-2) at room temperature in methanol solvent containing sodium acetate to yield the adduct (CO)(6)Fe-2{mu-SeC(H)=C(R)Se} (R = 3-Th (1); 2-Th (3)) and the double butterfly complex [{(CO)(6)Fe2Se2}(2){mu-C(H)-C(R)}] (R = 3-Th (2); 2-Th (4)). Compounds 1-4 were characterized by spectroscopic techniques (IR and H-1-,C-13- and Se-77-NMR) and their composition confirmed by elemental analysis. Structures of 2 and 4 were further confirmed by single-crystal X-ray diffraction study. (C) 1999 Elsevier Science S.A. All rights reserved.
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页码:46 / 51
页数:6
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