TEMPO coordination and reactivity in group 6; pseudo-pentagonal planar (η 2 -TEMPO) 2 CrX (X = Cl, TEMPO)

TEMPO coordination and reactivity in group 6; pseudo-pentagonal planar (η 2 -TEMPO) 2 CrX (X = Cl, TEMPO)
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第 6 组的 TEMPO 协调性和反应性;

DOI:
10.1039/d2cc03838b
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发表时间:
2022
影响因子:
4.9
通讯作者:
MacMillan, Samantha N.
MacMillan, Samantha N.
中科院分区:
化学2区
文献类型:
--
作者:
Kayser, Ann K.;Wolczanski, Peter T.;Cundari, Thomas R.;Bollmeyer, Melissa M.;Lancaster, Kyle M.;MacMillan, Samantha N.

文献摘要

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CrCl 2(THF)2暴露于1当量的THF中。的克里思和1当量。[克里思]Na得到(η2-O,N-TEMPO)2CrCl(1.67%);向1中加入[克里思]Na得到(η2-O,N-TEMPO)2Cr(克里思)(2)。1和2都表现出伪五边形平面(PPP)几何形状,而不是无数的替代品。计算和光谱研究表明,固态的几何形状持续在解决方案。
The exposure of CrCl2(THF)2 to 1 equiv. of TEMPO and 1 equiv. [TEMPO]Na afforded (η2-O,N-TEMPO)2CrCl (1, 67%); addition of [TEMPO]Na to 1 yielded (η2-O,N-TEMPO)2Cr(TEMPO) (2). Both 1 and 2 exhibit pseudo-pentagonal planar (PPP) geometry, instead of myriad alternatives. Calculations and spectral studies suggest the solid-state geometry persists in solution.