SEARCH Articles Figures Tables Alkylidenes heteroatom substituents Benzenium Ions with Heteroatomic Substituents Carbyne complexes heteroatomic substituents Diastereoselectivity heteroatom substituents Effects of a Polar Substituent and Heteroatoms in the Ring Electron-withdrawing groups heteroatom substituent Heteroatom Substituents Heteroatom Substituents Heteroatom substituent Heteroatom substituent Heteroatom substituent, cephalosporin Heteroatom substituents, cyclic hydrocarbon Heteroatom, Substituent, and Solvent Effects Heteroatom-containing substituent Heteroatomic chiral substituents Heteroatomic functionalized substituents Heteroatomic radicals heteroatom substituent Hydrocarbons heteroatom substituents Inductive Substituents and Heteroatoms Reactions of Iminium Ions Bearing P-Heteroatom Substituents Reactivity of Substituents Attached to Ring Heteroatoms Ruthenium heteroatomic substituents Substituent Constants for Heteroatoms Substituent Effects on the Heteroatom. Oxidation-Reduction Potentials