| 2000 | Effect of acyl substituents on the reaction mechanism for aminolyses of 4-nitrophenyl X-substituted benzoates | 엄익환 | Article |
| 2010 | Effect of alkali metal ions on alkaline ethanolysis of 2-pyridyl and 4-pyridyl benzoates in anhydrous ethanol | 엄익환 | Article |
| 2010 | Effect of alkali metal ions on nucleophilic substitution reactions of 4-Nitrophenyl X-substituted benzoates with alkali metal ethoxides in anhydrous ethanol | 엄익환 | Article |
| 2008 | Effect of alkali metal ions on rate of alkaline ethanolysis of diphenyl sulfite | 엄익환 | Article |
| 2003 | Effect of Amine Nature on Rates and Mechanism: Pyridinolyses of 4-Nitrophenyl Benzoate | 엄익환 | Article |
| 2002 | Effect of amine nature on reaction mechanism: Aminolyses of O-4-nitrophenyl thionobenzoate with primary and secondary amines | 엄익환 | Article |
| 2004 | Effect of Amine Nature on Reaction Rate and Mechanism in Nucleophilic Substitution Reactions of 2,4-Dinitrophenyl X-Substituted Benzenesulfonates with Alicyclic Secondary Amines | 엄익환 | Article |
| 2004 | Effect of changing electrophilic center C=O to C=S on rates and mechanism: Pyridinolyses of O-2,4-dinitrophenyl thionobenzoate and its oxygen analogue | 엄익환 | Article |
| 2005 | Effect of changing electrophilic center from carbonyl to sulfonyl group on electrophilicity | 엄익환 | Article |
| 2005 | Effect of modification of the electrophilic center on the α effect | 엄익환 | Article |
| 2003 | Effect of Nonleaving Group on the Reaction Rate and Mechanism: Aminolyses of 4-Nitrophenyl Acetate, Benzoate and Phenyl Carbonate | 엄익환 | Article |
| 2005 | Effect of o-methyl group on rate, mechanism, and resonance contribution: Aminolysis of Y-substituted phenyl X-substituted 2-methylbenzoates | 엄익환 | Article |
| 2002 | Effect of solvent on reactivity and basicity: Aminolyses of p-nitrophenyl acetate in H2O and in DMSO | 엄익환 | Conference Paper |
| 1997 | Effect of Solvent on the α-Effect: Nucleophilic Substitution Reactions of p-Nitrophenyl Acetate with m-Chlorophenoxide and Benzohydroxamates in MeCN-H2O Mixtures of Varying Compositions | 권동숙; 엄익환 | Article |
| 2005 | Effect of substituent on regioselectivity and reaction mechanism in aminolysis of 2,4-dinitrophenyl X-substituted benzenesulfonates | 엄익환 | Article |
| 2004 | Effects of amine nature and nonleaving group substituents on rate and mechanism in aminolyses of 2,4-dinitrophenyl x-substituted benzoates | 엄익환 | Article |
| 2009 | Effects on the reactivity by changing the electrophilic center from C=O to C=S: Contrasting reactivity of hydroxide, p-chlorophenoxide, and butan-2,3-dione monoximate in DMSO/H2O mixtures | 엄익환 | Article |
| 2012 | Electronic nature of substituent X governs reaction mechanism in aminolysis of 4-pyridyl X-substituted-benzoates in acetonitrile | 엄익환 | Article |
| 2015 | Evidence for a Catalytic Six-Membered Cyclic Transition State in Aminolysis of 4-Nitrophenyl 3,5-Dinitrobenzoate in Acetonitrile: Comparative Bronsted-Type Plot, Entropy of Activation, and Deuterium Kinetic Isotope Effects | 엄익환 | Article |
| 1997 | Evidence of a stepwise acyl-transfer reaction mechanism: Nonlinear hammett plots for reactions of p-nitrophenyl substituted benzoates with hydroxide and p-chlorophenoxide | 권동숙; 엄익환 | Article |
| 1996 | Factors influencing S-O bond and C-O bond cleavages in the reactions of 2,4-dinitrophenyl X-substituted benzenesulfonates with various nucleophilic reagents | 권동숙; 엄익환 | Article |
| 2000 | First definitive spectroscopic evidence for a stable intermediate in a sulfinyl-transfer reaction: Reaction of dibenzo[1,2]oxathiin-6-oxide with sodium ethoxide in anhydrous ethanol | 엄익환 | Article |
| 2001 | Ground-state versus transition-state effects on the α-effect as expressed by solvent effects [24] | 엄익환 | Letter |
| 2019 | Hydrazinolysis of aryl cinnamates and related esters: the alpha-effect arises from stabilization of five-membered cyclic transition state | 엄익환 | Article |
| 2011 | Hydrolysis of 1-(X-substituted-benzoyl)-4-aminopyridinium ions: Effect of substituent X on reactivity and reaction mechanism | 엄익환 | Article |
| 2014 | K+ ion catalysis in nucleophilic displacement reaction of Y-substituted-phenyl picolinates with potassium ethoxide: Effect of substituent y on reactivity and transition state structure | 엄익환 | Article |
| 2015 | Kinetic and mechanistic studies on quinuclidinolysis of Y-substituted-phenyl picolinates: Effect of amine nature on reactivity and transition- state structure | 엄익환 | Article |
| 2011 | Kinetic and theoretical studies on alkaline ethanolysis of 4-nitrophenyl salicylate: Effect of alkali metal ions on reactivity and mechanism | 엄익환 | Article |
| 2010 | Kinetic and theoretical studies on pyridinolysis of 2,4-dinitrophenyl X-substituted benzoates: Effect of substituent X on reactivity and mechanism | 엄익환 | Article |
| 2009 | Kinetic studies on nucleophilic substitution reactions of O-Aryl thionobenzoates with azide, cyanide, and hydroxide: Contrasting reactivity and mechanism | 엄익환 | Article |
