@article{f1e2d2a7174a427aaa92723462479c49,
title = "Slow rotation around benzene-oxygen and benzene-sulphur bonds in aromatic ethers, sulphides, and disulphides",
author = "H. Kessler and A. Rieker and W. Rundel",
note = "Funding Information: Eugen Mueller and the Deutsche Forschungsgemeinschaft for generous support of this work. + K- state VIII). C O D 0 0 (VII) R\& / benzene-oxygen bond is found in aryl esters6 and / (Received, March llth, 1968; Corn. 290.) (VIII) Part of the series : Innermolecular motion by n.m.r. spectroscopy; previous part: H. Kessler, Tetrahedron Letters, 1968, in the press. a H. Kessler, Tetrahedron, 1968, 24, 1857. a An electronegative substituent such as sulphur on nitrogen stabilizes the pyramidal arrangement of the N (M. Raban, Chem. Comm., 1967, 1017). T. H. Siddall, tert., and C. A. Prohaska, J . Auner. Chem. SOC., 1966, 88, 1172; J. Shvo, E. C. Taylor, K. Mislow, and M. Raban, J . Amer. CAem. SOC., 1967,89, 4910; B. J. Price, J. A. Eggleston, and I. 0. Sutherland, J . Cham. SOC. (B), 1967, 922 and references cited. We consider the temperature-dependent n.m.r. spectra of sulphurylides to be caused also by rotation around the sulphur-carbon bond with concurrent rotation around both C-acetyl bonds rather than by inversion on sulphur ; H. Nozaki, D. Tunemoto, 2. Morita, K. Nakamura, K. Watanabe, M. Takaku, and K. Kondo, Tetrahedron, 1967, 23, 4279. T. H. Siddall, tert., W. F. Steward, and M. L. Good, Canad. J . Chem., 1967,45, 1290. D. A. Bolon, J . Amer. Chem. SOC., 1966, 88, 3148.",
year = "1968",
doi = "10.1039/C19680000475",
language = "English",
pages = "475--476",
journal = "Chemical Communications (London)",
issn = "0009-241X",
publisher = "Chemical Society",
number = "8",
}