2012 | Mechanistic assessment of S NAr displacement of halides from 1-Halo-2,4-dinitrobenzenes by selected primary and secondary amines: Brønsted and Mayr analyses | 엄익환 | Article |
2014 | Mechanistic Studies on Nucleophilic Substitution Reactions of P=S, C=O, C=S and O=S=O Centered Compounds | Akhtar, Kalsoom | Doctoral Thesis |
1994 | Mechanistic Study on Aminolyses of 4-Nitrophenyl Benzoate(PNPB) and 4-Nitrophenyl Thionbenzoate(PNPTB) | 權慧眞 | Master's Thesis |
2017 | Medium effect (water versus MeCN) on reactivity and reaction pathways for the SNAr reaction of 1-aryloxy-2,4-dinitrobenzenes with cyclic secondary amines | 엄익환 | Article |
2018 | Medium effect on the alpha-effect for nucleophilic substitution reactions of p-nitrophenyl acetate with benzohydroxamates and m-chlorophenoxide in DMSO-H2O mixtures as contrasts with MeCN-H2O mixtures: comparing two very different polar aprotic solvent components | 엄익환 | Article |
2006 | Medium effects on the α-effect in DMSO-H2O mixtures - Comparative studies of p-nitrophenyl benzoate and acetate - Dissection of ground-state and transition-state effects | 엄익환 | Article |
2011 | Metal ion catalysis and inhibition in nucleophilic substitution reactions of 4-nitrophenyl nicotinate and isonicotinate with alkali metal ethoxides in anhydrous ethanol | 엄익환 | Article |
2010 | Metal ion catalysis in nucleophilic displacement reactions of 2-pyridyl X-substituted benzoates with potassium ethoxide in anhydrous ethanol | 엄익환 | Article |
2010 | Metal ion catalysis in nucleophilic substitution reaction of 4-nitrophenyl picolinate with alkali metal ethoxides in anhydrous ethanol | 엄익환 | Article |
1995 | Metal Ion Effects on Nucleophilic Substitution Reactions of Aryl2-Furoates and 2-Thiophenates | 南定賢 | Master's Thesis |
2013 | Metal-ion catalysis in alkaline ethanolysis of 2-pyridyl thionobenzoate: Effects of modification of electrophilic center from C=O to C=S | 엄익환 | Article |
2010 | Michael-type reactions of 1-(X-substituted phenyl)-2-propyn-1-ones with alicyclic secondary amines in MeCN and H2O: Effect of medium on reactivity and transition-state structure | 엄익환 | Article |
2006 | Modification of both the electrophilic center and substituents on the nonleaving group in pyridinolysis of O-4-nitrophenyl benzoate and thionobenzoates | 엄익환 | Article |
2017 | Multiparameter kinetic analysis of alkaline hydrolysis of a series of aryl diphenylphosphinothioates: models for P=S neurotoxins | 엄익환 | Article |
2010 | Nonlinear Hammett plots in pyridinolysis of 2,4-dinitrophenyl X-substituted benzoates: Change in RDS versus resonance contribution | 엄익환 | Article |
2015 | Nucleophilic Substitution Reactions of 2,4-Dinitrophenyl X-Substituted-Benzenesulfonates and Y-Substituted-Phenyl 4-Nitrobenzenesulfonates with Azide Ion: Regioselectivity and Reaction Mechanism | 엄익환; 한소엽 | Article |
2011 | Nucleophilic Substitution Reactions of Aryl Benzenesulfonates, Methanesulfonates and Related Compounds | 임리라 | Master's Thesis |
2013 | Nucleophilic substitution reactions of phenyl y-substituted-phenyl carbonates with butane-2,3-dione monoximate and 4-chlorophenoxide: Origin of the α-effect | 엄익환 | Article |
2014 | Nucleophilic substitution reactions of Y-Substituted-Phenyl Benzoates with Potassium Ethoxide in Anhydrous Ethanol: Reaction Mechanism and Role of K+ Ion | 엄익환 | Article |
2009 | Origin of the α-effect in aminolysis of y-substituted phenyl diphenylphosphinates: Ground-state versus transition-state contribution | 엄익환 | Article |
2013 | Origin of the α-effect in detoxification of paraoxon and parathion by hydrogen peroxide anion | 엄익환 | Article |
2009 | Origin of the α-effect in nucleophilic substitution reactions of y-substituted phenyl benzoates with butane-2,3-dione monoximate and z-substituted phenoxides: Ground-state destabilization vs. transition-state stabilization | 엄익환 | Article |
2010 | Piperidinolysis of 4-Nitrophenyl X-Substituted benzenesulfonates and related compounds: Effect of changing leaving group and electrophilic center | 엄익환 | Article |
2010 | Pitfalls in assessing the α-effect: Reactions of substituted phenyl methanesulfonates with HOO-, OH-, and substituted phenoxides in H2O | 엄익환 | Article |
2010 | Pyridinolyses of 2,4-dinitrophenyl phenyl carbonate and 2,4-dinitrophenyl benzoate: Effect of nonleaving group on reactivity and mechanism | 엄익환 | Article |
2011 | Pyridinolysis of 2,4-dinitrophenyl phenyl thionocarbonate: Effect of changing electrophilic center from c=o to c=s on reactivity and mechanism | 엄익환 | Article |
2008 | Reaction Mechanism and Structure of Transition State Determined from Analysis of Bronsted beta(nuc) for Aminolysis of 4-Nitrophenyl Diphenylphosphinate | 엄익환 | Article |
2003 | Regioselectivity and the nature of the reaction mechanism in nucleophilic substitution reactions of 2,4-dinitrophenyl X-substituted benzenesulfonates with primary amines | 엄익환 | Article |
2002 | Reinterpretation of curved hammett plots in reaction of nucleophiles with aryl benzoates: Change in rate-determining step or mechanism versus ground-state stabilization | 엄익환 | Article |
2001 | Remarkable catalytic effect of H+ in Michael-type additions of anilines to 3-butyn-2-one | 엄익환 | Article |