砈化鈉
外觀
| 砈化鈉 | |||
|---|---|---|---|
|
| |||
| 首選IUPAC名 Sodium astatide | |||
| 識別 | |||
| CAS號 | 15194-75-9 | ||
| PubChem | 176262708 | ||
| SMILES |
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| 性質 | |||
| 化學式 | AtNa | ||
| 摩爾質量 | 232.99 g·mol−1 | ||
| 熔點 | 518 °C(791 K) | ||
| 熱力學 | |||
| ΔfHm⦵298K | −257 kJ/mol(估算)[1] | ||
| 相關物質 | |||
| 相關化學品 | 砈化氫 砈化鎂 | ||
| 若非註明,所有數據均出自標準狀態(25 ℃,100 kPa)下。 | |||
砈化鈉(英語:Sodium astatide)是一種二元無機化合物,是鈉和砈形成的鹽,化學式為NaAt[2][3]。
合成
[編輯]砈化鈉溶液的製備方法是:從製備砈的鉍α射線靶中蒸餾出砈,將其溶解於碳酸氫鈉溶液中,然後用維生素C還原At+和At3+離子[4]。
用途
[編輯]參考來源
[編輯]- ^ 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] (英語).
- ^ 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] (英語).

