Single transition state for sulfuryl group transfer between pyridine nucleophiles. Nucleophilic substitution at tricoordinate sulfur( iv): stereochemistry of dialkylarylsulfonium salt formation from alkyl aryl sulfoxides. Stereochemistry of nucleophilic displacement on two phosphoric monoesters and a phosphoguanidine: the role of metaphosphate. Evidence for a single transition state in the transfer of the phosphoryl group to nitrogen nucleophiles from pyridino- N-phosphonates. A single transition state in the reaction of aryl diphenylphosphinate esters with phenolate ions in aqueous solution. Reactions of pyridines and primary amines with N-phosphorylated pyridines. The DMAP-catalyzed acetylation of alcohols–a mechanistic study. A single transition state in nucleophilic aromatic substitution: reaction of phenolate ions with 2-(4-nitrophenoxy)-4,6-dimethoxy-1,3,5-triazine in aqueous solution.

Computational studies of nucleophilic substitution at carbonyl carbon: the S N2 mechanism versus the tetrahedral intermediate in organic synthesis. Ab initio study of the displacement reactions of chloride ion with formyl and acetyl chloride. concerted or stepwise mechanisms for acyl transfer reactions of p-nitrophenyl acetate? transition state structures from isotope effects. Hydration of acylimidazoles: tetrahedral intermediates in acylimidazole hydrolysis and nucleophilic attack by imidazoles on esters: the question of concerted mechanisms for acyl transfer. Concerted mechanism for alcoholysis of esters: an examination of the requirements. Acyl-transfer reactions in the gas phase: the question of tetrahedral intermediates.

Gas phase nucleophilic displacement reactions of negative ions with carbonyl compounds. Concerted acetyl group transfer between substituted phenolate ion nucleophiles: variation of transition state structure as a function of substituent.

Concertedness in acyl group transfer: a single transition state in acetyl transfer between phenolate ion nucleophiles. A single transition state in the transfer of methoxycarbonyl group between isoquinoline and substituted pyridines. Structure activity studies on the equilibrium reaction between phenolate ions and 2-aryoxazolin-5-one-data consistent with a concerted acyl group transfer mechanism. Concerted mechanisms of acyl group transfer reactions in solution. retention of configuration for nucleophilic substitution at vinylic carbon. In-plane vinylic S N2 substitution and intramolecular β-elimination of β-alkylvinyl(chloro)-λ 3-iodanes. S N2 and Ad N-E mechanisms in bimolecular nucleophilic substitutions at vinyl carbon: the relevance of the LUMO symmetry of the electrophile. Is S N2 substitution with inversion of configuration at vinylic carbon feasible? J. An authentic case of in-plane nucleophilic vinylic substitution: the anionotropic rearrangement of di- tert-butyl thiirenium ions into thietium ions. Facile C–F bond formation through a concerted nucleophilic aromatic substitution mediated by the PhenoFluor reagent. Concerted nucleophilic aromatic substitution with 19F − and 18F −. Analysis of past and present synthetic methodologies on medicinal chemistry: where have all the new reactions gone? J. Rate and equilibrium studies in Jackson–Meisenheimer complexes. Modern Nucleophilic Aromatic Substitution (Wiley-VCH, Weinheim, 2013). Concerted Organic and Bio-Organic Mechanisms (CRC, Boca Raton, FL, 1999).

Halogen reactivity trend snar