The Conformational Analysis of Heterocyclic Compounds |
Contents
Preface V | 1 |
Special Conformational Considerations | 22 |
Four and FiveMembered Rings | 47 |
Copyright | |
5 other sections not shown
Common terms and phrases
A. R. Katritzky Acta Chem Acta Cryst Allinger Altona anomeric effect Anteunis axial preference bond angles bond lengths C-C bond C₂ chair conformation Chem chemical shift Chim Comm conformational analysis conformational equilibria cyclobutane cyclohexane derivatives dihedral angles dipole E. L. Eliel electronegative equilibration F. A. L. Anet F. G. Riddell free energy difference gauche H NMR heteroatoms heterocyclic compounds hydrogen bonding infrared inversion barrier isomers J. B. Lambert J. B. Robert J.C.S. Chem J.C.S. Perkin kcal mol-1 kcal mol¹ M. J. T. Robinson methyl group methylene mol-¹ mol¯¹ molecular molecule N-methyl nitrogen inversion NMR spectra non-bonded interactions oxygen atoms phosphorus Phys Pihlaja piperidine planar preferred conformation pseudorotation puckering R. A. Y. Jones ring inversion barrier Romers rotation Scand spectrum Stereochemistry stereoisomers steric studies substituents sulphur symmetry t-Bu temperature Tetrahedron Lett tetrahydropyran twist conformations values W. G. Bentrude Waals