二茂二铍

二茂二铍
识别
CAS号	847911-36-8
SMILES	[CH]=12[CH]3=[CH]4[CH-]5[CH]1[Be+]2345[Be+]6789[CH]=%10[CH]9=[CH]8[CH-]7[CH]%106;
性质
化学式	C10H10Be2
摩尔质量	148.21 g·mol−1
	若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。

二茂二铍是一种有机铍化合物，化学式为C₁₀H₁₀Be₂，或写作Cp₂Be₂（Cp为环戊二烯阴离子）。它最早于2023年被Boronski等人分离出来。^[1]它是一种一价铍化合物，存在Be-Be键，可由[(^MesNacnac)Mg]₂和二茂铍反应制得。^[2]它和Ni(COD)₂反应，可以得到Ni(BeCp)₆。^[3]

参考文献

^ Matthew A. Gosch; David J. D. Wilson. Heteronuclear and Homonuclear Bimetallic Metallocenes of Alkaline Earths and Zinc. Organometallics 2023, 42, 16, 2185–2196. doi:10.1021/acs.organomet.3c00157.
^ Boronski, Josef T.; Crumpton, Agamemnon E.; Wales, Lewis L.; Aldridge, Simon. Diberyllocene, a stable compound of Be(I) with a Be–Be bond. Science. 2023-06-16, 380 (6650): 1147–1149. Bibcode:2023Sci...380.1147B. ISSN 0036-8075. PMID 37319227. S2CID 259166086. doi:10.1126/science.adh4419 （英语）. (PDF)
^ Josef T. Boronski; Agamemnon E. Crumpton; Simon Aldridge. A Crystalline NiX₆ Complex. Journal of the American Chemical Society. 2024. doi:10.1021/jacs.4c12125.

[1] Matthew A. Gosch; David J. D. Wilson. Heteronuclear and Homonuclear Bimetallic Metallocenes of Alkaline Earths and Zinc. Organometallics 2023, 42, 16, 2185–2196. doi:10.1021/acs.organomet.3c00157.

[2] Boronski, Josef T.; Crumpton, Agamemnon E.; Wales, Lewis L.; Aldridge, Simon. Diberyllocene, a stable compound of Be(I) with a Be–Be bond. Science. 2023-06-16, 380 (6650): 1147–1149. Bibcode:2023Sci...380.1147B. ISSN 0036-8075. PMID 37319227. S2CID 259166086. doi:10.1126/science.adh4419 （英语）. (PDF)

[3] Josef T. Boronski; Agamemnon E. Crumpton; Simon Aldridge. A Crystalline NiX₆ Complex. Journal of the American Chemical Society. 2024. doi:10.1021/jacs.4c12125.

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