甲磺酸铈

甲磺酸铈
别名	Cerous methanesulfonate
识别
CAS号	73640-09-2; 77998-20-0（二水）
PubChem	11826045
ChemSpider	10000696
SMILES	CS(=O)(=O)[O-].CS(=O)(=O)[O-].CS(=O)(=O)[O-].[Ce+3];
InChI	1/3CH4O3S.Ce/c31-5(2,3)4;/h31H3,(H,2,3,4);/q;;;+3/p-3;
InChIKey	XPQVQIJYDXCEKC-DFZHHIFOAL
性质
化学式	Ce(CH3SO3)3
摩尔质量	461.46 g/mol g·mol⁻¹
外观	白色晶体
	若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

甲磺酸铈(III)是铈的甲磺酸盐，为白色固体，通常以二水合物Ce(CH₃SO₃)₃·2H₂O的形式由碳酸铈(III)和甲磺酸反应沉淀得到。它最初于1979年由L.B. Zinner制得。^[2]^[3]其晶体具有单斜聚合结构，每个甲磺酸根离子与两个8配位数的铈原子键合。^[4]无水盐可以通过水合物在120 °C的失水得到。其它镧系金属甲磺酸盐也能通过类似的方法制得。^[5] 甲磺酸铈(III)的溶液可以作为电化学法制备Ce(IV)的前体，Ce(IV)作为强氧化剂可用于有机合成。^[6]电化学法生成Ce(IV)是锌-铈电池阳极的基本半反应。

参考文献

^ Kreh, Robert P. Cerium (III) Methanesulfonate. Encyclopedia of Reagents for Organic Synthesis. 2001. doi:10.1002/047084289X.rc044.
^ Zinner, L.B. Hydrated lanthanide methanesulfonates. Academia Brasileira de Ciências. 1979, 30: 27.
^ Zinner, L.B. Anhydrous lanthanide (III) methanesulfonates. Academia Brasileira de Ciências. 1980, 52 (4): 715.
^ Aricó, E.M; Zinner, L.B.; Apostolidis, C.; Dornberger, E.; Kanellakopulos, B.; Rebizant, J. Structures of the anhydrous Yb(III) and the hydrated Ce(III), Sm(III) and Tb(III) methanesulfonates. Journal of Alloys and Compounds. 1997, 249: 111–115. doi:10.1016/s0925-8388(96)02756-9.
^ Aricó, E.M.; Zinner, L.B.; Kanellakopulos, B.; Dornberger, E.; Rebizante, J.; Apostolidis, C. Structure and properties of hydrated La(III), Nd(III) and Er(III) methanesulfonates. Journal of Alloys and Compounds. 2001,. 323–324: 39–44. doi:10.1016/s0925-8388(01)00975-6.
^ Kreh, Robert P. Mediated electrochemical synthesis of aromatic aldehydes, ketones, and quinones using ceric methanesulfonate. The Journal of Organic Chemistry. 1989, 54 (7): 1526–1531. doi:10.1021/jo00268a010.

[1] Kreh, Robert P. Cerium (III) Methanesulfonate. Encyclopedia of Reagents for Organic Synthesis. 2001. doi:10.1002/047084289X.rc044.

[Z1-2] Zinner, L.B. Hydrated lanthanide methanesulfonates. Academia Brasileira de Ciências. 1979, 30: 27.

[Z2-3] Zinner, L.B. Anhydrous lanthanide (III) methanesulfonates. Academia Brasileira de Ciências. 1980, 52 (4): 715.

[A1-4] Aricó, E.M; Zinner, L.B.; Apostolidis, C.; Dornberger, E.; Kanellakopulos, B.; Rebizant, J. Structures of the anhydrous Yb(III) and the hydrated Ce(III), Sm(III) and Tb(III) methanesulfonates. Journal of Alloys and Compounds. 1997, 249: 111–115. doi:10.1016/s0925-8388(96)02756-9.

[A2-5] Aricó, E.M.; Zinner, L.B.; Kanellakopulos, B.; Dornberger, E.; Rebizante, J.; Apostolidis, C. Structure and properties of hydrated La(III), Nd(III) and Er(III) methanesulfonates. Journal of Alloys and Compounds. 2001,. 323–324: 39–44. doi:10.1016/s0925-8388(01)00975-6.

[Kreh-6] Kreh, Robert P. Mediated electrochemical synthesis of aromatic aldehydes, ketones, and quinones using ceric methanesulfonate. The Journal of Organic Chemistry. 1989, 54 (7): 1526–1531. doi:10.1021/jo00268a010.

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