Browsing "화학·나노과학전공" byAuthor엄익환

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Showing results 91 to 120 of 202

Issue DateTitleAuthor(s)Type
2014K+ ion catalysis in nucleophilic displacement reaction of Y-substituted-phenyl picolinates with potassium ethoxide: Effect of substituent y on reactivity and transition state structure엄익환Article
2015Kinetic and mechanistic studies on quinuclidinolysis of Y-substituted-phenyl picolinates: Effect of amine nature on reactivity and transition- state structure엄익환Article
2011Kinetic and theoretical studies on alkaline ethanolysis of 4-nitrophenyl salicylate: Effect of alkali metal ions on reactivity and mechanism엄익환Article
2010Kinetic and theoretical studies on pyridinolysis of 2,4-dinitrophenyl X-substituted benzoates: Effect of substituent X on reactivity and mechanism엄익환Article
2009Kinetic studies on nucleophilic substitution reactions of O-Aryl thionobenzoates with azide, cyanide, and hydroxide: Contrasting reactivity and mechanism엄익환Article
2017Kinetic Study on Alkaline Hydrolysis of 2-Pyridyl and 4-Pyridyl X-substituted-Benzoates: Effects of Benzoyl Substituent X and Leaving-Group Basicity on Reactivity and Reaction Mechanism엄익환Article
2015Kinetic study on alkaline hydrolysis of Y-substituted phenyl picolinates: Effects of modification of nonleaving group from benzoyl to picolinyl on reactivity and reaction mechanism엄익환Article
2015Kinetic study on alkaline hydrolysis of Y-substituted phenyl X-substituted benzenesulfonates: Effects of changing nucleophile from azide to hydroxide ion on reactivity and transition-state structure엄익환; 한소엽Article
2014Kinetic study on aminolysis of 2-chloro-4-nitrophenyl x-substituted-benzoates in acetonitrile and in H2O Containing 20mol% DMSO: Effects of medium and substituent X on reactivity and reaction mechanism엄익환Article
2014Kinetic study on aminolysis of 4-chloro-2-nitrophenyl X-substituted-benzoates in Acetonitrile and in 80 mol % H2O/20 mol % DMSO: Effect of medium on reactivity and reaction mechanism엄익환Article
2014Kinetic study on aminolysis of 4-nitrophenyl 2-pyridyl carbonate in acetonitrile: Kinetic evidence for a stepwise mechanism with two intermediates엄익환Article
2014Kinetic Study on Aminolysis of 4-Nitrophenyl Isonicotinate in Acetonitrile: Effect of Amine Basicity on Reactivity and Reaction Mechanism엄익환Article
2014Kinetic study on aminolysis of 4-nitrophenyl nicotinate and isonicotinate: Factors influencing reactivity and reaction mechanism엄익환Article
2016Kinetic Study on Aminolysis of 4-Pyridyl Benzoate and O-4-Pyridyl Thionobenzoate in Acetonitrile: Factors Influencing Reactivity and Reaction Mechanism엄익환Article
2011Kinetic study on aminolysis of 4-pyridyl X-substituted benzoates: Effect of substituent X on reactivity and reaction mechanism엄익환Article
2019Kinetic study on aminolysis of aryl X-substituted-cinnamates in acetonitrile: differential medium effect determines reactivity and reaction mechanism엄익환Article
2016Kinetic Study on Aminolysis of O-2-Pyridyl Thionobenzoate in Acetonitrile: Effect of Changing Electrophilic Center from C=O to C=S on Reactivity and Reaction Mechanism엄익환Article
2014Kinetic Study on Aminolysis of Phenyl 2-Pyridyl Carbonate in Acetonitrile: Effect of Intramolecular H-bonding Interaction on Reactivity and Reaction Mechanism엄익환Article
2014Kinetic study on aminolysis of y-substituted-phenyl picolinates: Effect of h-bonding interaction on reactivity and transition-state structure엄익환Article
2014Kinetic study on aminolysis of y-substituted-phenyl x-substituted- benzoates: Effects of substituents x and y on reactivity and reaction mechanism엄익환Article
2008Kinetic study on Michael-type reactions of 1-phenyl-2-propyn-1-one with alicyclic secondary amines: Effect of medium on reactivity and mechanism엄익환Article
2013Kinetic study on michael-type reactions of β-nitrostyrenes with cyclic secondary amines in acetonitrile: Transition-state structures and reaction mechanism deduced from negative enthalpy of activation and analyses of LFERs엄익환; 박종윤Article
2014Kinetic study on nucleophilic displacement reactions of 2-chloro-4-nitrophenyl x-substituted-benzoates with primary amines: Reaction mechanism and origin of the a-effect엄익환Article
2016Kinetic Study on Nucleophilic Displacement Reactions of Phenyl Y-Substituted Phenyl Carbonates with 1,8-Diazabicyclo[5.4.0]undec-7-ene: Effects of Amine Nature on Reaction Mechanism엄익환Article
2013Kinetic study on nucleophilic displacement reactions of y-substituted-phenyl 2-methylbenzoates with cyclic secondary amines in acetonitrile: Effects of modification of 2-meo in benzoyl moiety by 2-me on reactivity and reaction mechanism엄익환Article
2014Kinetic study on nucleophilic substitution reaction of 5-nitro-8-quinolyl benzoate, picolinate, nicotinate and isonicotinate with alkali metal ethoxide: Effect of nonleaving group on reactivity and transition state structure엄익환Article
2013Kinetic study on nucleophilic substitution reactions of 4-Chloro-2-nitrophenyl X-Substituted-benzoates with cyclic secondary Amines: Effect of substituent X on reactivity and reaction mechanism엄익환Article
2014Kinetic study on nucleophilic substitution reactions of 4-Nitrophenyl X-Substituted-2-Methylbenzoates with cyclic secondary amines in acetonitrile: Reaction mechanism and failure of reactivity-selectivity principle엄익환Article
2014Kinetic study on nucleophilic substitution reactions of 4-Nitrophenyl X-Substituted-Benzoates with potassium ethoxide: Reaction mechanism and role of K+ Ion엄익환Article
2016Kinetic Study on Nucleophilic Substitution Reactions of Aryl Diphenylphosphinates with Butane-2,3-dione Monoximate and Aryloxide Anions: Reaction Mechanism and Origin of the -Effect엄익환Article

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