溴化钇

溴化钇
	IUPAC名; Yttrium(III) bromide
别名	三溴化钇
识别
CAS号	13469-98-2
PubChem	83505
ChemSpider	75340
SMILES	Br[Y](Br)Br;
InChI	1/3BrH.Y/h3*1H;/q;;;+3/p-3;
InChIKey	FSDCGXUNLWDJNL-DFZHHIFOAK
性质
化学式	YBr3
摩尔质量	328.618 g·mol⁻¹
外观	无色潮解性晶体
熔点	904 °C（1177 K）
溶解性（水）	83.3 g/100 mL（30°C）
结构
晶体结构	Trigonal, hR24
空间群	R-3, No. 148
危险性
欧盟分类	Xi
NFPA 704	0 1 0
	若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

溴化钇是一种无机化合物，化学式为YBr₃，为白色固体。无水溴化钇可由氧化钇或溴化钇的水合物与溴化铵反应，经(NH₄)₃YBr₆中间体得到。^[2]碳化钇（YC₂）和溴反应，也能制得溴化钇。^[3]它可以被金属钇还原为低价态的YBr或Y₂Br₃^[4]；溴化钇、钇和锇共同反应，可以生成Y₄Br₄Os^[5]。

参考文献

^ Lide, David R., Handbook of Chemistry and Physics 87, Boca Raton, Florida: CRC Press: 4–94, 1998, ISBN 0-8493-0594-2
^ Gerd Meyer, Siegfried Dötsch, Thomas Staffel. The ammonium-bromide route to anhydrous rare earth bromides MBr3. Journal of the Less Common Metals. 1987-01, 127: 155–160 [2020-07-04]. doi:10.1016/0022-5088(87)90372-9. （原始内容存档于2020-08-25）（英语）.
^ Mussler, R. E.; Campbell, T. T.; Block, F. E.; Robidart, G. B. Metallothermic reduction of yttrium halides. Bureau of Mines Report of Investigations, 1963. 6259. pp 21.
^ H. Mattausch, J. B. Hendricks, R. Eger, J. D. Corbett, A. Simon. Reduced halides of yttrium with strong metal-metal bonding: yttrium monochloride, monobromide, sesquichloride, and sesquibromide. Inorganic Chemistry. 1980-07, 19 (7): 2128–2132 [2020-07-04]. ISSN 0020-1669. doi:10.1021/ic50209a057. （原始内容存档于2020-07-05）（英语）.
^ Peter K. Dorhout, John D. Corbett. A novel structure type in reduced rare-earth metal halides. One-dimensional confacial chains based on centered square antiprismatic metal units: Y4Br4Os and Er4Br4Os. Journal of the American Chemical Society. 1992-02, 114 (5): 1697–1701 [2020-07-04]. ISSN 0002-7863. doi:10.1021/ja00031a024. （原始内容存档于2020-07-05）（英语）.

[hand-1] Lide, David R., Handbook of Chemistry and Physics 87, Boca Raton, Florida: CRC Press: 4–94, 1998, ISBN 0-8493-0594-2

[2] Gerd Meyer, Siegfried Dötsch, Thomas Staffel. The ammonium-bromide route to anhydrous rare earth bromides MBr3. Journal of the Less Common Metals. 1987-01, 127: 155–160 [2020-07-04]. doi:10.1016/0022-5088(87)90372-9. （原始内容存档于2020-08-25）（英语）.

[3] Mussler, R. E.; Campbell, T. T.; Block, F. E.; Robidart, G. B. Metallothermic reduction of yttrium halides. Bureau of Mines Report of Investigations, 1963. 6259. pp 21.

[4] H. Mattausch, J. B. Hendricks, R. Eger, J. D. Corbett, A. Simon. Reduced halides of yttrium with strong metal-metal bonding: yttrium monochloride, monobromide, sesquichloride, and sesquibromide. Inorganic Chemistry. 1980-07, 19 (7): 2128–2132 [2020-07-04]. ISSN 0020-1669. doi:10.1021/ic50209a057. （原始内容存档于2020-07-05）（英语）.

[5] Peter K. Dorhout, John D. Corbett. A novel structure type in reduced rare-earth metal halides. One-dimensional confacial chains based on centered square antiprismatic metal units: Y4Br4Os and Er4Br4Os. Journal of the American Chemical Society. 1992-02, 114 (5): 1697–1701 [2020-07-04]. ISSN 0002-7863. doi:10.1021/ja00031a024. （原始内容存档于2020-07-05）（英语）.

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