Beryllium-centred C-H activation of benzene

Beryllium-centred C-H activation of benzene
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DOI:
10.1039/d2cc06702a
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发表时间:
2023-01-06
影响因子:
4.9
通讯作者:
Mahon, Mary F. F.
Mahon, Mary F. F.
中科院分区:
化学2区
文献类型:
--
作者:
Pearce, Kyle G. G.;Hill, Michael S. S.;Mahon, Mary F. F.

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BeCl 2与二氨基化二锂[{SiNDipp}Li-2]({SiNDipp} = {CH(2)SiMe(2)NDipp}(2))反应,得到二聚氯代铍酸盐[{(SiNBeCl)-Be-Dipp}Li](2),然后生成2配位氨基化铍[(SiNBe)-Be-Dipp]。[(SiNBe)-Be-Dipp]在苯中的锂或钠还原通过假定的过渡Be(i)自由基的中间体提供相关的有机铍酸盐产物[{(SiNBePh)-Be-Dipp}M](M = Li或Na)。
Reaction of BeCl2 with the dilithium diamide, [{SiNDipp}Li-2] ({SiNDipp} = {CH(2)SiMe(2)NDipp}(2)), provides the dimeric chloroberyllate, [{(SiNBeCl)-Be-Dipp}Li](2), en route to the 2-coordinate beryllium amide, [(SiNBe)-Be-Dipp]. Lithium or sodium reduction of [(SiNBe)-Be-Dipp] in benzene, provides the relevant organoberyllate products, [{(SiNBePh)-Be-Dipp}M] (M = Li or Na), via the presumed intermediacy of transient Be(i) radicals.