二乙基二硫代氨基甲酸钴(III)
二乙基二硫代氨基甲酸钴(III)是一种配位化合物，化学式为Co(S2CNEt2)3，其中Et为乙基。它是具有抗磁性的绿色固体，可溶于有机溶剂。[1]它可由硝酸钴和二乙基二硫代氨基甲酸盐在空气中氧化制得。[2]其分子具有八面体几何构型，低自旋的Co(III)具有理想化的D3对称性，Co-S键的键长为267 pm。[3]它可以氧化为阳离子型Co(IV)配合物。[2]
| 二乙基二硫代氨基甲酸钴(III) | |
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| IUPAC名 Tris(diethyldithiocarbamato)cobalt | |
| 别名 | Cobalt diethyl dithiocarbamate |
| 识别 | |
| CAS号 | 13963-60-5 |
| 性质 | |
| 化学式 | [(C2H5)2NCS2]3Co |
| 摩尔质量 | 416.5 g·mol⁻¹ |
| 外观 | 绿色固体 |
| 密度 | 1.43 g/cm3 |
| 若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。 | |
- 2 Co(Et2dtc)3 + HBF4 → [Co2(Et2dtc)5]BF4 + "Et2NdtcH"
参考文献
- ^ D. Coucouvanis. The Chemistry of the Dithioacid and 1,1-Dithiolate Complexes. Progress in Inorganic Chemistry. 2007, 11: 233–371. ISBN 9780470166123. doi:10.1002/9780470166123.ch4.
- ^ 2.0 2.1 Webster, Richard D.; Heath, Graham A.; Bond, Alan M. Voltammetric, EPR and UV-VIS-NIR spectroscopic studies Associated with the Characterisation of Electrochemically Generated Tris(dithiocarbamato)cobalt(IV) Complexes in Dichloromethane. Journal of the Chemical Society, Dalton Transactions. 2001, (21): 3189–3195. doi:10.1039/b104636p.
- ^ Healy, PC; Connor, J. W.; Skelton, B. W.; White, A. H. Alkyl Substituent Effects in Diamagnetic Dithiocarbamate Cobalt(III) and Nickel(II) Complexes. Australian Journal of Chemistry. 1990, 43 (6): 1083. doi:10.1071/CH9901083.
- ^ Alan R. Hendrickson, Raymond L. Martin, Donald Taylor. Synthesis and properties of dimeric cobalt(III) dithiocarbamate complexes [Co2(R2dtc)5]+: X-ray structural analysis of pentakis(diethyldithiocarbamato)dicobalt(III) tetrafluoroborate. Journal of the Chemical Society, Dalton Transactions. 1975, (21): 2182 [2021-01-07]. ISSN 0300-9246. doi:10.1039/dt9750002182 （英语）.