砹化钠
外观
| 砹化钠 | |||
|---|---|---|---|
|
| |||
| 首选IUPAC名 Sodium astatide | |||
| 识别 | |||
| CAS号 | 15194-75-9 | ||
| PubChem | 176262708 | ||
| SMILES |
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| 性质 | |||
| 化学式 | AtNa | ||
| 摩尔质量 | 232.99 g·mol−1 | ||
| 熔点 | 518 °C(791 K) | ||
| 热力学 | |||
| ΔfHm⦵298K | −257 kJ/mol(估算)[1] | ||
| 相关物质 | |||
| 相关化学品 | 砹化氫 砹化镁 | ||
| 若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 | |||
砹化钠(英語:Sodium astatide)是一种二元无机化合物,是钠和砹形成的盐,化学式为NaAt[2][3]。
合成
[编辑]砹化钠溶液的制备方法是:从制备砹的铋α射线靶中蒸馏出砹,将其溶解于碳酸氢钠溶液中,然后用维生素C还原At+和At3+离子[4]。
用途
[编辑]参考来源
[编辑]- ^ Burgers, Peter C.; Zeneyedpour, Lona; Luider, Theo M.; Holmes, John L. Estimation of thermodynamic and physicochemical properties of the alkali astatides: On the bond strength of molecular astatine (At 2 ) and the hydration enthalpy of astatide (At − ). Journal of Mass Spectrometry. 2024, 59 (4). ISSN 1076-5174. PMID 38488842. doi:10.1002/jms.5010
.
- ^ Watabe, Tadashi; Hosono, Makoto; Kinuya, Seigo; Yamada, Takahiro; Yanagida, Sachiko; Namba, Masao; Nakamura, Yoshihide. Manual on the proper use of sodium astatide ([211At]NaAt) injections in clinical trials for targeted alpha therapy (1st edition). Annals of Nuclear Medicine. 2021-07, 35 (7): 753–766. ISSN 1864-6433. PMC 8197710
. PMID 33978932. doi:10.1007/s12149-021-01619-2.
- ^ Ball, Philip. An affinity for astatine. Chemistry World. 2020-03-17 [2023-06-16] (英语).
- ^ 4.0 4.1 Y. Shirakami. Preparation of [211At]-labeled sodium astatide (NaAt) by reducing with ascorbic acid for the treatment of thyroid cancer (PDF). RIKEN Accel. Prog. Rep.: 171. [2023-06-16].
- ^ Breakthrough alpha-ray treatment of cancer without external radiation. EurekAlert!. [2023-06-16] (英语).

