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Showing results 173 to 202 of 220

Issue DateTitleAuthor(s)Type
2010Piperidinolysis of 4-Nitrophenyl X-Substituted benzenesulfonates and related compounds: Effect of changing leaving group and electrophilic center엄익환Article
2010Pitfalls in assessing the α-effect: Reactions of substituted phenyl methanesulfonates with HOO-, OH-, and substituted phenoxides in H2O엄익환Article
2010Pyridinolyses of 2,4-dinitrophenyl phenyl carbonate and 2,4-dinitrophenyl benzoate: Effect of nonleaving group on reactivity and mechanism엄익환Article
2011Pyridinolysis of 2,4-dinitrophenyl phenyl thionocarbonate: Effect of changing electrophilic center from c=o to c=s on reactivity and mechanism엄익환Article
2008Reaction Mechanism and Structure of Transition State Determined from Analysis of Bronsted beta(nuc) for Aminolysis of 4-Nitrophenyl Diphenylphosphinate엄익환Article
2003Regioselectivity and the nature of the reaction mechanism in nucleophilic substitution reactions of 2,4-dinitrophenyl X-substituted benzenesulfonates with primary amines엄익환Article
2002Reinterpretation of curved hammett plots in reaction of nucleophiles with aryl benzoates: Change in rate-determining step or mechanism versus ground-state stabilization엄익환Article
2001Remarkable catalytic effect of H+ in Michael-type additions of anilines to 3-butyn-2-one엄익환Article
2015S<inf>N</inf>Ar reactions of 1-halo-2,4-dinitrobenzenes with alkali-metal ethoxides: Differential stabilization of ground state and transition state determines alkali-metal ion catalysis or inhibition엄익환Article
2003Significant and differential acceleration of dephosphorylation of the insecticides, paraoxon and parathion, caused by alkali metal ethoxides엄익환Article
1992Solvent effect on rate for anionic nucleophilic substitution reaction of 4-nitrophenyl acetate in aqueous acetonitrile권동숙; 엄익환Article
2001Solvent effect on the α-effect for the reactions of aryl acetates with butane-2,3-dione monoximate and p-chlorophenoxide in MeCN-H2O mixtures엄익환Article
2006Solvent effect on the α-effect: Ground-state versus transition-state effects; a combined calorimetric and kinetic investigation엄익환Article
2013Structure-reactivity correlations in nucleophilic displacement reactions of Y-substituted-phenyl X-substituted-cinnamates with Z-substituted-phenoxides엄익환Article
2006Structure-Reactivity Correlations in Nucleophilic Substitution Reactions of Aryl Benzoates and Thionobenzoates이지연Master's Thesis
2006Structure-reactivity correlations in nucleophilic substitution reactions of Y-substituted phenyl X-substituted benzoates with anionic and neutral nucleophiles엄익환Article
1999Structure-reactivity correlations in the reaction of 2,4-dinitrophenyl X-substituted benzoates with alicyclic secondary amines엄익환Article
2015The alpha-effect in the SNAr reaction of 1-(4-nitrophenoxy)-2,4-dinitrobenzene with anionic nucleophiles: effects of solvation and polarizability on the alpha-effect엄익환Article
2001The catalytic effect of alkali metal ions on reactions of 8-(5-nitroquinolyl) 2-furoate with alkali metal ethoxides in anhydrous ethanol엄익환Article
1997The Effect of Acyl Substituent on the α-Effect in the Aminolysis of p-Nitrophenyl X-Substituted Benzoates권동숙; 엄익환Article
2001The effect of acyl substituents on the α-effect: Contrasting α-effect profiles for reactions of 4-nitrophenyl substituted benzoates with neutral and anionic nucleophiles엄익환Article
1998The Effect of Alkali Metal Ions on Acyl-Transfer Reactions: Unusually High Na+ Ion Selectivity in the Reaction of 8-(5-Nitroquinolyl) Benzoate with Alkali Metal Ethoxides in Ethanol엄익환Article
1997The Effect of Alkali Metal Ions on Nucleophilic Substitution Reactions of Alkali Metal Ethoxides with S-p-nitrophenyl 2-thiofuroate and 2-Thiophenethiocarboxylate in Absolute Ethanol권동숙; 엄익환Article
1996The effect of alkali metal ions on nucleophilic substitution reactions of p- and m-nitrophenyl 2-thiophenenates with alkali metal ethoxides in absolute ethanol권동숙; 엄익환Article
2001The effect of alkali metal ions on reactions of 8-(5-nitroquinolyl) 3-furoate with alkali metal ethoxides in anhydrous ethanol엄익환Article
1992The effect of alkali metal ions on the reaction of 4-nitrophenyl diphenylphosphinate with aryloxides in ethanol권동숙; 안병태; 엄익환Article
2003The effect of medium on rate and mechanism: Aminolysis of O-4-nitrophenyl thionobenzoate in MeCN and H2O엄익환Article
2002The effect of medium on the alpha-effect: Nucleophilic substitution reaction of p-nitrophenyl diphenyl phosphinate with butane-2,3-dione monoximate and substituted phenoxides in cationic micelles엄익환; 임진경Article
1999The effect of solvent on reaction rates and equilibria for the reactions of p-nitrophenyl acetate with alicyclic secondary amines in H2O and DMSO엄익환Article
1996The effect of solvent on reactions of p-nitrophenyl acetate with alicyclic secondary amines and with anionic nucleophiles in MeCN-H2O mixtures of varying compositions권동숙; 엄익환Article