2. Historical Aspect8 and Definitions 2.1 The Edward-Lemieux effect 2.2 Some
consequences of the auomeric effect in sugars 2.2. 1 The nature of the aglycon 2.2. 2 The …

Publisher Summary Selenium (77 Se) has attracted the widest nuclear magnetic resonance
(NMR) spectroscopic interest among the group 16 elements. The most important 77 Se NMR …

2.2. Referencing 2.3. Medium effects 2.3. 1. Concentration dependence 2.3. 2. Solvent
dependence 2.3. 3. Temperature dependence 2.3. 4. pH dependence 2.4. Isotope effects …

Anomeric effect: Origin and consequences Page 169 Anomeric Effect: Origin and
Consequences PIOTR P. GRACZYK AND MARIAN MIKOLAJCZYK Department of Organic …

Hyperconjugation underlies many chemical phenomena of fundamental and practical
importance. Owing to a great deal of interest in the anomeric effect, anomeric-like …

The effects of substitution and solvent on the configurational equilibria of neutral and
protonated N-(4-Y-substituted-phenyl) peracetylated 5-thioglucopyranosylamines (Y= OMe …

Three decades after the discovery of a strong S–C–P anomeric effect in 2-
diphenylphosphinoyl-1, 3-dithiane (1) and 2-trimethylphosphonium-1, 3-dithiane (4), its …

The operation of the anomeric effect in all the title compounds studied was found. The
magnitude of the anomeric effect was found to be larger than 10 kJ/mol. Crystallographic …

The chair-chair equilibria for a series of 5, 5-dimethyl-2-oxo-(2-pX-anilino)-l, 3, 2-
oxazaphosphorinanes were determined by NMR. The percentage of chair conformer with …

Over the past 40 years, much of my research has evolved around various topics of
conformational analysis and asymmetric synthesis. This Perspective describes some of my …