氟化亚砜
氟化亚砜是一种无机化合物,化学式。它是无色气体,是六氟化硫(电气设备中的绝缘体)降解的产物。S-O键长1.42Å、S-F键长1.58Å;O-S-F与F-S-F键角分别为106.2°与92.2°[3]。
| 氟化亚砜 | |||
|---|---|---|---|
| |||
| IUPAC名 Thionyl fluoride | |||
| 识别 | |||
| CAS号 | 7783-42-8 | ||
| PubChem | 24548 | ||
| ChemSpider | 22954 | ||
| SMILES |
| ||
| InChI |
| ||
| InChIKey | LSJNBGSOIVSBBR-UHFFFAOYAL | ||
| 性质 | |||
| 化学式 | F2OS | ||
| 摩尔质量 | 86.06 g·mol−1 | ||
| 外观 | 无色气体 | ||
| 熔点 | -110.5 °C(163 K) | ||
| 沸点 | -43.8 °C(229 K) | ||
| 溶解性(水) | 遇水水解 | ||
| 溶解性 | 溶于乙醇、乙醚、苯 | ||
| 蒸氣壓 | 75.7 kPa (-50 °C)[1] | ||
| 结构 | |||
| 分子构型 | 三角锥形 | ||
| 热力学 | |||
| ΔfHm⦵298K | -715 kJ/mol[2] | ||
| ΔcHm⦵ | 56.8 J/mol·K[2] | ||
| S⦵298K | 278.6 J/mol·K[2] | ||
| 危险性 | |||
GHS危险性符号![]() ![]() | |||
| GHS提示词 | 危险 | ||
| H-术语 | H300, H310, H314, H330 | ||
| P-术语 | P260, P262, P264, P270, P271, P280, P284, P301+310, P301+330+331, P302+350, P303+361+353, P304+340, P305+351+338, P310 | ||
| 相关物质 | |||
| 相关化合物 | 氯化亚砜 溴化亚砜 | ||
| 相关化学品 | 亚硝酰氟 碳酰氟 | ||
| 若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 | |||
参考文献
- Thionyl fluoride in Linstrom, Peter J.; Mallard, William G. (eds.); NIST Chemistry WebBook, NIST Standard Reference Database Number 69, National Institute of Standards and Technology, Gaithersburg (MD), http://webbook.nist.gov (retrieved 2014-05-11)
- . [2019-12-21]. (原始内容存档于2014-05-12).
- Holleman, A. F.; Wiberg, E. "Inorganic Chemistry" Academic Press: San Diego, 2001. ISBN 0-12-352651-5.
- W. C. Smith, E. L. Muetterties "Thionyl Fluoride" Inorganic Syntheses 1960, Volume 6, pages: 162-163. doi:10.1002/9780470132371.ch50
- Holleman, Arnold F. . Academic Press. 2001: 542 [2008-07-29]. ISBN 978-0-12-352651-9.
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