Unprecedented Detection of Distinct Barriers Involving Formally Enantiotopic Substituents: Phenyl Rotation in Solid Diphenyl Sulfoxide Conformational Studies by Dynamic NMR. Part 82. For Part 80 see ref. 1a, for Part 81 see ref. 1b. We thank J. E. Anderson (University College, London, UK), S. E. Biali (Hebrew University, Jerusalem, Israel), R. K. Harris (University of Durham, UK), W. B. Jennings (University College, Cork, Ireland), A. Rassat (École Normale Superieure, Paris, France) for critical reading of the manuscript, and I.Co.C.E.A., CNR, Bologna for access to the 400-MHz and solid-state NMR spectroscopy facilities. Financial support was received from MURST (national project "Stereoselection in Organic Synthesis") and from the University of Bologna (Funds for selected research topics 1999-2001).
Casarini
Daniele
D
Dipartimento di Chimica, Università della Basilicata Via N. Sauro, 85, Potenza, 85100 (Italy).
Lunazzi
Lodovico
L
Mazzanti
Andrea
A