二碲化九羰基三铁

二碲化九羰基三铁是一种有机铁化合物，化学式为Fe₃(CO)₉Te₂，它是铁的羰基碲化物之一。它可由五羰基铁的碱性溶液和亚碲酸钾反应得到。^[3]它和一些配体（用L表示，如1,2-双(二苯基膦)乙烷^[4]）反应可以得到衍生物：^[5]

Fe₃(CO)₉Te₂ + L ⇌ Fe₃(CO)₉LTe₂

Fe₃(CO)₉LTe₂ ⇌ Fe₃(CO)₈LTe₂ + CO

二碲化九羰基三铁
识别
CAS号	22587-70-8  Y
性质
化学式	C9Fe3O9Te2
摩尔质量	674.83 g·mol−1
外观	棕色[1]或棕黑色固体[2]
若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

它和氯化亚砜或磺酰氯在二氯甲烷中反应，可以得到[Fe₂(CO)₆(Cl)(TeCl)₂]₂[Te₂Cl₁₀]。^[6]

参考文献

1. Minghuey Shieh, Horng-Sun Chen, and Yun-Wen Lai. Reaction of the Tellurium-Capped Triiron Cluster [TeFe3(CO)9]2- with the Bifunctional Propargyl Bromide:  Formation of a Series of Novel Organic Te−Fe−CO Complexes. Organometallics 2004, 23, 17, 4018–4025. doi:10.1021/om049712e
2. Paul F. Brandt, David A. Lesch, Philip R. Stafford, Thomas B. Rauchfuss, Joseph W. Kolis, Lisa C. Roof. Fe₂(S₂)(CO)₆ and Fe₃Te₂(CO)_9,10. Inorganic Syntheses, 1996. 31. doi:10.1002/9780470132623.ch17.
3. David A. Lesch and Thomas B. Rauchfuss. Isolation and characterization of Fe₂(μ-Te₂)(CO)₆ and its conversion to Fe₃(μ₃-Te)₂(CO)_x (x = 9, 10). Inorg. Chem. 1981, 20, 11, 3583–3585. doi:10.1021/ic50225a001.
4. Synthesis and molecular structures of the 52-electron triiron telluride clusters [Fe3(CO)8(μ3-Te)2(κ2-diphosphine)] - Electrochemical properties and activity as proton reduction catalysts. Journal of Organometallic Chemistry, 2018. doi:10.1016/j.jorganchem.2018.03.038.
5. G. Cetini, P.L. Stanghellini, R. Rossetti, O. Gambino. Chalcogen derivatives of iron carbonyls I. Substituted derivatives of Fe3(CO)9X2 Complexes (X=S, Se, Te) with ligands. Journal of Organometallic Chemistry, 1968. 15 (2). doi:10.1016/S0022-328X(00)91316-0.
6. Synthesis and Characterization of the Novel Iron Carbonyl Tellurium Chloride Cluster [Fe2(CO)6(μ-Cl)(μ-TeCl)2]2[η2,μ2,μ2-Te2Cl10], and Its Decomposition to the Zintl Ion Complex [Fe2(CO)6(η2,μ2,μ2-Te4)(μ-TeCl2)]. Angew Chem Int Ed, 1996. 35 (7). doi:10.1002/anie.199607411