17O NMR studies of diaryl α‐diketones. The case of 2,2′,4,4′,6,6′‐hexa‐tert‐butylbenzil

Giovanni Cerioni; Antonio Plumitallo; Joseph Frey; Zvi Rappoport

doi:10.1002/mrc.1260331106

¹⁷O NMR studies of diaryl α‐diketones. The case of 2,2′,4,4′,6,6′‐hexa‐tert‐butylbenzil

Giovanni Cerioni, Antonio Plumitallo, Joseph Frey, Zvi Rappoport

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Abstract

Natural abundance ¹⁷O NMR spectra of eleven diaryl α‐diketones are reported. An excellent correlation was found between ¹⁷O shifts and σ_p⁺. Conformations and π character of the intercarbonyl CC bond are discussed.

Original language	English
Pages (from-to)	874-878
Number of pages	5
Journal	Magnetic Resonance in Chemistry
Volume	33
Issue number	11
DOIs	https://doi.org/10.1002/mrc.1260331106
State	Published - Nov 1995
Externally published	Yes

Keywords

Hammett correlation
NMR
O NMR
conformations
diaryl α‐diketones

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10.1002/mrc.1260331106

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title = "17O NMR studies of diaryl α‐diketones. The case of 2,2′,4,4′,6,6′‐hexa‐tert‐butylbenzil",

abstract = "Natural abundance 17O NMR spectra of eleven diaryl α‐diketones are reported. An excellent correlation was found between 17O shifts and σp+. Conformations and π character of the intercarbonyl CC bond are discussed.",

keywords = "Hammett correlation, NMR, O NMR, conformations, diaryl α‐diketones",

author = "Giovanni Cerioni and Antonio Plumitallo and Joseph Frey and Zvi Rappoport",

year = "1995",

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AU - Cerioni, Giovanni

AU - Plumitallo, Antonio

AU - Frey, Joseph

AU - Rappoport, Zvi

PY - 1995/11

Y1 - 1995/11

N2 - Natural abundance 17O NMR spectra of eleven diaryl α‐diketones are reported. An excellent correlation was found between 17O shifts and σp+. Conformations and π character of the intercarbonyl CC bond are discussed.

AB - Natural abundance 17O NMR spectra of eleven diaryl α‐diketones are reported. An excellent correlation was found between 17O shifts and σp+. Conformations and π character of the intercarbonyl CC bond are discussed.

KW - Hammett correlation

KW - NMR

KW - O NMR

KW - conformations

KW - diaryl α‐diketones

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¹⁷O NMR studies of diaryl α‐diketones. The case of 2,2′,4,4′,6,6′‐hexa‐tert‐butylbenzil

Abstract

Keywords

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