Detection of stereochemical nonrigidity in a metal tetrahydroborate and estimation of the barrier: 1H nuclear magnetic resonance study

Tobin J Marks; John R. Kolb

doi:10.1039/C39720001019

Detection of stereochemical nonrigidity in a metal tetrahydroborate and estimation of the barrier: ¹H nuclear magnetic resonance study

Tobin J Marks, John R. Kolb

Northwestern University

Research output: Contribution to journal › Article › peer-review

5 Citations (Scopus)

Abstract

Slowing of the dynamic interchange of bridge and terminal hydrogens in a metal tetrahydroborate has been observed for the first time in the low temperature ¹H n.m.r. spectra of (C₅H₅) ₃UBH₄; at coalescence, ΔG* is ca. 5·0 ± 0·6 kcal mol^-1 (21 ± 2·5 kJ mol ^-1).

Original language	English
Pages (from-to)	1019-1020
Number of pages	2
Journal	Journal of the Chemical Society, Chemical Communications
Volume	0
Issue number	18
DOIs	https://doi.org/10.1039/C39720001019
Publication status	Published - 1972

ASJC Scopus subject areas

Molecular Medicine

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10.1039/C39720001019

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title = "Detection of stereochemical nonrigidity in a metal tetrahydroborate and estimation of the barrier: 1H nuclear magnetic resonance study",

abstract = "Slowing of the dynamic interchange of bridge and terminal hydrogens in a metal tetrahydroborate has been observed for the first time in the low temperature 1H n.m.r. spectra of (C5H5) 3UBH4; at coalescence, ΔG* is ca. 5·0 ± 0·6 kcal mol-1 (21 ± 2·5 kJ mol -1).",

author = "Marks, {Tobin J} and Kolb, {John R.}",

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doi = "10.1039/C39720001019",

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AU - Kolb, John R.

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AB - Slowing of the dynamic interchange of bridge and terminal hydrogens in a metal tetrahydroborate has been observed for the first time in the low temperature 1H n.m.r. spectra of (C5H5) 3UBH4; at coalescence, ΔG* is ca. 5·0 ± 0·6 kcal mol-1 (21 ± 2·5 kJ mol -1).

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