The conformations of benzyl alcohol, the ortho and para nitro and methoxy derivatives and
benzyl methyl ether have been investigated by NMR in CCL4 and DMSO solutions. The 3J …

The crystal structures of hexakis (dimethylamino) benzene (4) and its dicationbis
(triiodide)(8) have been determined. Crystals of 4 are monoclinic, space groupC2/c, a …

The 60 MHz NMR spectra of eleven propyl and butyl derivatives have been fully analyzed by
means of the computer program UEAITR. A theoretical analysis of the propyl spectrum has …

In Final Form: August 22, 1994® lV-Ethyl-jV-methyl-2-aminopropane (EMAP) is one of the
simplest tertiary aliphatic amines that has a chiral center at nitrogen. Racemization occurs by …

Hindered internal rotation in molecules has been investigated by a variety of physical
techniques' including infrared, Raman, and microwave spectroscopies, electron diffraction …

Energy barriers to rotation about Ar—O bonds have been obtained from an analysis of the
variable temperature nmr spectra of a number of highly substituted diphenyl ethers. These …

Examination of the dnmr spectra of a series of iV-rerf-butyl-ZV, A-dialkylamines revealed
spectral changes consistent with slowing tert-butyl rotation and in appropriate compounds …

Free energies of activation at 25° C for rotation about the C N bond are determined from
proton magnetic resonance line shapes as follows: N, N-diethylformamide (DEF) 19.6 …

Abstract 17O NMR spectroscopic data, at natural abundance, in acetonitrile at 75° C were
obtained for a series of phenyl alkyl and cycloalkyl ketones, benzophenone, methyl alkyl …

Proton‐coupled and noise‐decoupled 13C NMR spectra of 1‐azulenecarbaldehyde, 1‐
acetylazulene and 1, 3‐azulenedicarbaldehyde have been studied, and complete …