1,4-二噁烷合二氯化鍺
外觀
1,4-二噁烷合二氯化鍺 | |
---|---|
識別 | |
CAS號 | 28595-67-7 |
PubChem | 10857305 |
SMILES |
|
性質 | |
化學式 | C4H8Cl2GeO2 |
摩爾質量 | 231.65 g·mol−1 |
外觀 | 白色固體 |
密度 | 1.942 g/cm3 |
危險性 | |
GHS危險性符號 | |
GHS提示詞 | 警告 |
H-術語 | H314, H332, H351 |
P-術語 | P203, P260, P261, P264, P271, P280, P301+330+331, P302+361+354, P304+340, P305+354+338, P316, P317, P318, P321 |
若非註明,所有數據均出自標準狀態(25 ℃,100 kPa)下。 |
1,4-二噁烷合二氯化鍺是一種配位化合物,化學式為GeCl
2(C
4H
8O
2),其中C
4H
8O
2為1,4-二噁烷。它是白色固體,在合成中可用作二價鍺的來源。
合成與結構
[編輯]- GeCl
4 + 2 Bu
3SnH + C
4H
8O
2 → GeCl
2(O
2C
4H
8) + 2 Bu
3SnCl + H
2
它具有鏈狀聚合結構,鍺採用SF4構型,順式Cl配體(∠Cl-Ge-Cl = 94.4°)和軸向的橋聯二噁烷的氧與之配位。Ge-O鍵和Ge-Cl鍵的鍵長分別為2.40 Å、2.277 Å。[3]
參考文獻
[編輯]- ^ Fjeldberg, Torgny; Haaland, Arne; Schilling, Birgitte E. R.; Lappert, Michael F.; Thorne, Andrew J. Subvalent Group 4B Metal Alkyls and Amides. Part 8. Germanium and Tin Carbene Analogues MR2[M = Ge or Sn, R = CH(SiMe3)2]: Syntheses and Structures in the Gas Phase (Electron Diffraction); Molecular-Orbital Calculations for MH2 and GeMe2. Journal of the Chemical Society, Dalton Transactions. 1986, (8): 1551. doi:10.1039/DT9860001551.
- ^ Roskamp, Carrie A.; Roskamp, Eric J. Germanium Dichloride-Dioxane Complex. Encyclopedia of Reagents for Organic Synthesis. 2001. ISBN 0471936235. doi:10.1002/047084289X.rg002.
- ^ Leites, L.A.; Zabula, A.V.; Bukalov, S.S.; Korlyukov, A.A.; Koroteev, P.S.; Maslennikova, O.S.; Egorov, M.P.; Nefedov, O.M. Experimental and Theoretical Study of Vibrational Spectra and Structure of Dihalogermylene and Dihalostannylene Complexes with 1,4-Dioxane and Triphenylphosphine. Journal of Molecular Structure. 2005, 750 (1–3): 116–122. Bibcode:2005JMoSt.750..116L. doi:10.1016/j.molstruc.2005.04.015.