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Cyclic (Amino)(Phosphonium Bora-Ylide)Silanone: A Remarkable Room-Temperature-Persistent Silanone
Angewandte Chemie International Edition ( IF 16.1 ) Pub Date : 2017-11-22 03:15:39 , DOI: 10.1002/anie.201710358
Alfredo Rosas-Sánchez 1 , Isabel Alvarado-Beltran 1 , Antoine Baceiredo 1 , Nathalie Saffon-Merceron 2 , Stéphane Massou 2 , Daisuke Hashizume 3 , Vicenç Branchadell 4 , Tsuyoshi Kato 1
Affiliation  

A silanone substituted by bulky amino and phosphonium bora-ylide substituents has been synthesized and isolated in crystalline form. Thanks to the exceptionally strong electron-donating phosphonium-bora-ylide substituent, the lifetime is dramatically extended (t1/2=4 days). The interaction with a weak Lewis acid such as MgBr2 increases further its stability, and no degradation of silanone was observed after 3 weeks at room temperature.

中文翻译:

环(氨基)(硼酸内鎓盐)甲硅酮:显着的常温持久性硅酮

已经合成并以结晶形式分离了被笨重的氨基和bo硼烷基内酯取代基取代硅酮。得益于特别强大的供电子phospho-硼酸内酯取代基,使用寿命大大延长(t 1/2 = 4天)。与弱路易斯酸(例如MgBr 2)的相互作用进一步提高了其稳定性,并且在室温下放置3周后未观察到硅酮的降解。
更新日期:2017-11-22
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