The first structurally characterized cationic lanthanide–alkyl complexesElectronic supplementary information (ESI) available: experimental and spectroscopic details. See http://www.rsc.org/suppdata/cc/b2/b201613n/
作者： Stefan Arndt , Thomas P. Spaniol , Jun Okuda
DOI: 10.1039/B201613N
关键词:
摘要: Reaction of rare earth metal–alkyl complexes [Ln(CH2SiMe3)3(THF)2] (Ln = Y, Lu) with B(C6X5)3 (X H, F) in the presence crown ethers gives crystallographically characterized ion pairs [Ln(CH2SiMe3)2(CE)(THF)n]+[B(CH2SiMe3)(C6X5)3]– (CE [12]-crown-4, n 1; CE [15]-crown-5 and [18]-crown-6, 0).
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