• 已选条件：
  • × Korean Chemical Society
  • × Transition state
 全选  【符合条件的数据共：19条】

1 Kinetic Study on Nucleophilic Displacement Reactions of 2-Chloro-4-Nitrophenyl X-Substituted-Benzoates with Primary Amines: Reaction Mechanism and Origin of the α-Effect [期刊论文]

来源：Bulletin of the Korean chemical society , 2014

作者:Min-Young Kim;Ik-Hwan Um;Tae-Il Um;等

关键词:The -Effect;Ground state;...

使用许可:Unknown

预览  |  原文链接  |  全文  [ 浏览：2 下载：2  ]    

2 Kinetic 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 Structure [期刊论文]

来源：Bulletin of the Korean chemical society , 2014

作者:Min-Young Kim, Jieun Lee, Ik-Hwan Um

关键词:Metal ion catalysis;Reaction mechanism;...

使用许可:Unknown

预览  |  原文链接  |  全文  [ 浏览：2 下载：1  ]    

3 Alkali-Metal Ion Catalysis in Nucleophilic Substitution Reactions of 5-Nitro-8-quinolyl Picolinate with Alkali Metal Ethoxides: Effect of Modification of Nonleaving Group from Benzoyl to Picolinyl on Reactivity and Transition State Structure [期刊论文]

来源：Bulletin of the Korean chemical society , 2014

作者:Seong Hoon Jeon;Jung Hwan Yoon;Min-Young Kim;等

关键词:Metal-ion catalysis;Crown ether;...

使用许可:Unknown

预览  |  原文链接  |  全文  [ 浏览：4 下载：3  ]    

4 Metal-Ion Catalysis in Alkaline Ethanolysis of 2-Pyridyl Thionobenzoate: Effects of Modification of Electrophilic Center from C=O to C=S [期刊论文]

来源：Bulletin of the Korean chemical society , 2013

作者:Min-Young Kim;Jae-In Lee;Ik-Hwan Um;等

关键词:Alkali metal ion;Solvent-separated ion-pair;...

使用许可:Unknown

预览  |  原文链接  |  全文  [ 浏览：3 下载：2  ]    

5 The α-Effect in Nucleophilic Substitution Reactions of Y-Substituted-Phenyl Diphenylphosphinates with HOO− and OH− [期刊论文]

来源：Bulletin of the Korean chemical society , 2013

作者:Hyo-Jeong Hong, Ik-Hwan Um, Ae Ri Bae

关键词:The -effect;Ground state;...

使用许可:Unknown

预览  |  原文链接  |  全文  [ 浏览：2 下载：4  ]    

6 Leaving-Group Substituent Controls Reactivity and Reaction Mechanism in Aminolysis of Phenyl Y-Substituted-Phenyl Carbonates [期刊论文]

来源：Bulletin of the Korean chemical society , 2013

作者:Ji-Sun Kang, Ik-Hwan Um, Yoon-Ju Song

关键词:Aminolysis;General-base catalysis;...

使用许可:Unknown

预览  |  原文链接  |  全文  [ 浏览：2 下载：2  ]