2017 | Kinetic Study on Nucleophilic Substitution Reactions of O-Phenyl O-Y-substituted-Phenyl Thionocarbonates with 1,8-Diazabicyclo[5.4.0]undec-7-ene in Acetonitrile | 엄익환 | Article |
2022 | Kinetic study on pyridinolysis of aryl benzenesulfonates: factors governing regioselectivity and reaction mechanism | 엄익환 | Article |
2015 | Kinetic study on quinuclidinolysis of O-4-nitrophenyl X-substituted thionobenzoates and O-3,4-dinitrophenyl thionobenzoate: Effect of amine nature on reactivity and reaction mechanism | 엄익환 | Article |
2017 | Kinetic Study on Quinuclidinolysis of O-Phenyl O-Y-substituted-Phenyl Thionocarbonates: Effects of Changing Nonleaving Group from Thionobenzoyl to Phenyloxythionocarbonyl on Reactivity and Transition-State Structure | 엄익환 | Article |
2015 | Kinetic Study on Reactions of O-Y-substituted Phenyl Thionobenzoates with Quinuclidine: Factors Governing Reactivity and Reaction Mechanism | 엄익환 | Article |
2015 | Kinetic study on S<inf>N</inf>Ar reactions of 1-(Y-substituted-phenoxy)-2,4-dinitrobenzenes with Azide ion: Effect of changing nucleophile from hydroxide to Azide ion on reaction mechanism and reactivity | 엄익환; 한소엽 | Article |
2014 | Kinetic study on SNAr reaction of 1-(Y-Substituted-phenoxy)-2,4- dinitrobenzenes with cyclic secondary amines in acetonitrile: Evidence for cyclic transition-state structure | 엄익환 | Article |
2014 | Kinetic Study on SNAr Reaction of 1-Y-Substituted-phenoxy-2,4-dinitrobenzenes with Hydroxide Ion: Effect of Substituent Y on Reactivity and Reaction Mechanism | 엄익환 | Article |
1999 | Kinetics and mechanism for the reaction of 4-nitrophenyl 2-furoate with secondary alicyclic amines | 엄익환 | Article |
2002 | Kinetics and mechanism for the reaction of 4-nitrophenyl 2-thiophenecarboxylate with secondary alicyclic amines | 엄익환 | Article |
2010 | Kinetics and mechanism of alkaline hydrolysis of Y-substituted phenyl phenyl carbonates | 엄익환 | Article |
2008 | Kinetics and mechanism of azidolysis of Y-substituted phenyl benzoates | 엄익환 | Article |
2009 | Kinetics and mechanism of michael-type reactions of ethyl propiolate with alicyclic secondary amines in H2O and MeCN: Solvent effect on reactivity and transition-state structure | 엄익환 | Article |
2010 | Kinetics and mechanism of nucleophilic displacement reactions of Y-substituted phenyl benzoates with cyanide Ion | 엄익환 | Article |
2009 | Kinetics and mechanism of nucleophilic displacement reactions of Y-substituted phenyl benzoates with Z-substituted phenoxides | 엄익환 | Article |
2013 | Kinetics and reaction mechanism for alkaline hydrolysis of Y-substituted-phenyl diphenylphosphinates | 엄익환 | Article |
2012 | Kinetics and reaction mechanism for aminolysis of benzyl 4-pyridyl carbonate in h2o: Effect of modification of nucleofuge from 2-pyridyloxide to 4-pyridyloxide on reactivity and reaction mechanism | 엄익환 | Article |
2012 | Kinetics and reaction mechanism of aminolyses of benzyl 2-pyridyl carbonate and t-butyl 2-pyridyl carbonate in acetonitrile | 엄익환 | Article |
2012 | Kinetics and reaction mechanism of aminolyses of benzyl 2-pyridyl carbonate and t-butyl 2-pyridyl carbonate: Effect of nonleaving group on reactivity and reaction mechanism | 엄익환 | Article |
2013 | Leaving-group substituent controls reactivity and reaction mechanism in aminolysis of phenyl y-substituted-phenyl carbonates | 엄익환 | Article |
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 |
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 |
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 |