二甲硅烷基膦
外观
二甲硅烷基膦 | |
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识别 | |
CAS号 | 14616-42-3 |
性质 | |
化学式 | H7PSi2 |
摩尔质量 | 94.2 g·mol−1 |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
二甲硅烷基膦是一种无机化合物,化学式为(H3Si)2PH,它可由甲硅烷基膦和甲硅烷无声放电得到,副产物为丙硅烷;[1]或者通过溴甲硅烷和磷二氢化钾按化学计量比的反应制得[2]。三甲基硅基磷基锂(Li[P(SiH3)2])和硫化氢的反应也会生成(H3Si)2PH,但同时会产生单取代和三取代的产物。[3]它可以和水或盐酸反应,放出磷化氢:[1]
- (H3Si)2PH + H2O → (H3Si)2O + PH3
- (H3Si)2PH + 2HCl → 2H3SiCl + PH3
参考文献
[编辑]- ^ 1.0 1.1 Sudarshan D. Gokhale, William L. Jolly. The Synthesis of Disilanylphosphine and Disilylphosphine in a Silent Electric Discharge. Inorganic Chemistry. 1965-04, 4 (4): 596–597 [2023-03-03]. ISSN 0020-1669. doi:10.1021/ic50026a039. (原始内容存档于2023-03-01) (英语).
- ^ C. Glidewell, G. M. Sheldrick. Preparation and properties of mono- and di-silylphosphine and mono-and disilyl-arsine. Journal of the Chemical Society A: Inorganic, Physical, Theoretical. 1969: 350 [2023-03-03]. ISSN 0022-4944. doi:10.1039/j19690000350 (英语).
- ^ Cradock S, Ebsworth E A V, Rankin D W H, et al. Preparation and spectroscopic studies of some reactions of lithium derivatives of silanol, disilylphosphine, and related compounds. Journal of the Chemical Society, Dalton Transactions, 1976 (17): 1661-1667.