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Bulletin of the Korean Chemical Society (BKCS)

ISSN 0253-2964(Print)
ISSN 1229-5949(Online)
Volume 14, Number 4
BKCSDE 14(4)
April 20, 1993 

 

419  

An Efficient Preparation of Cyclo(Leu-Enkephalin) via the 4-(Methylthio)phenyl Ester Method
Dong-Hyun Park, Yoon-Sik Lee*

Abstract | Full Text: PDF


421  

Reactivity and Enantioselectivity in the Cleavage of Chiral Esters in the Presence of Native and Chiral Group-Appended β-Cyclodextrins
Kwanghee Koh Park*, Ki Yong Yoon

Abstract | Full Text: PDF


423  

Photochemistry of 3,6-Dihydro-1,2-Oxazines (1) a Mechanistic Study for Pyrrole Cyclization
Young Hee Lee, Dong Joon Choo*

Abstract | Full Text: PDF


424  

An Efficient Electrophile-Assisted Homoconjugate Addition of Triphenylphosphine to Cyclopropyl Ketone
Phil Ho Lee*, Jong Soon Kim, In-Sup Han

Abstract | Full Text: PDF


425  

Solvent Effect on the α-Effect in Nucleophilic Substitution Reaction of 4-Nitrophenyl Acetate in MeCN-H2O Mixtures
Ik-Hwan Um*, Hye-Won Yoon, Dong-Sook Kwon

Abstract | Full Text: PDF


427  

Synthetic Application of Octalone Systems (Ⅰ) : Synthesis of β-Cyperone
Kyunghae Lee, Bongser Park, Hongbum Kim*

Abstract | Full Text: PDF


428  

Electron Transfer Process of Phenoxide Ion and α,β-Unsaturated Carbonyl Compounds
Woonphil Baik*, Hong Soon Choi, Jung-Tai Hahn, Byeong Hyo Kim, Nam Ho Lee

Abstract | Full Text: PDF


430  

Synthesis of Nickel(Ⅱ) and Copper(Ⅱ) Complexes with Macrocyclic Ligand : 1,8-Diethyl-5,12-dimethyl-1,4,8,11-tetra-azacyclotetradeca-4,11-diene(L3)
Yu Chul Park*, Seong Su Kim, Jong Chul Byun

Abstract | Full Text: PDF


431  

α-Methylenelactam Synthesis via Radical Cyclization of Propiolamide
Eun Lee, Tae Seop Kang

Abstract | Full Text: PDF


433  

Detection of an Intermediate in the Oxygenation of Triphenylphosphine to Triphenylphosphine Oxide by [(trpy)(bpy)Ru(O)]2+
Won Kyung Seok

Abstract | Full Text: PDF


435  

Short Synthesis of γ-Hydroxy Octalone Utilizing an Unusual Decarboethoxylation
Sangyup Song, Juhee Lee, Hongbum Kim*

Abstract | Full Text: PDF


436  

A Facile and Practical N-formylation of Aminoalcohol : For the Synthesis of 2-substituted 2-Oxazolines and 5,6-Dihydro-4H-1,3-Oxazines
Jaewoong Lee, Bongser Park, Hongbum Kim*

Abstract | Full Text: PDF


437  

An Efficient Synthetic Route to (±)-Altholactone via Cis-2,5-disubstituted Dihydrofuran
Sung Ho Kang*, Tae Seop Hwang, Wan Joo Kim

Abstract | Full Text: PDF


439  

Synthesis of Binuclear Bismacrocyclic Iron(Ⅱ) Complex by the Aerobic Oxidation of Iron(Ⅱ) Complex of 1,4,8,11-Tetraazacyclotetradecane
Myunghyun Paik Suh*, Gee-Yeon Kong, Il-Soon Kim

Abstract | Full Text: PDF


444  

Kinetic Studies on the Reaction of Iron (Ⅲ) with D-penicillamine in Acidic Solution
Hung-Jae Park, Yung-Hee Oh Kim, Jung-Ae Shim, Sung-Nak Choi*

Abstract | Full Text: PDF


449  

Ruthenium Complex Catalyzed Synthesis of 2-Substituted Benzoxazoles from o-Aminophenol and Alcohol with Spontaneous Hydrogen Evolution
Keun-Tae Huh*, Sang Chul Shim

Abstract | Full Text: PDF


453  

Complexation of Cadmium(Ⅱ) with Soil Fulvic Acid
Me Hae Lee, Se Young Choi, Hichung Moon*

Abstract | Full Text: PDF


457  

Estimation of Bioconcentration Factors in Fish for Organic Nonelectrolytes Using the Linear Solvation Energy Relationship
Jung Hag Park*, Eun Hee Cho

Abstract | Full Text: PDF


461  

Viologen-mediated Reductive Transformations of gem-Bromonitro Compounds and α-Nitro Ketones by Sodium Dithionite
Kwanghee Koh Park*, Won Kyou Joung, Sook Young Choi

Abstract | Full Text: PDF


465  

Syntheses of Piperidinyloxyl Diradicals Containing Squaric Acid Moieties and Their Magnetic Properties
Jeong Soo Kim, Lothar Dulog*

Abstract | Full Text: PDF


469  

Reaction of Lithium Tris(diethylamino)aluminum Hydride in Tetrahydrofuran with Selected Organic Compounds Containing Representative Functional Groups
Jin Soon Cha*, Jae Cheol Lee

Abstract | Full Text: PDF


476  

Quantum Mechanical Calculation of Spectroscopic Constants of ClO and ClO+
Hae-Sun Song, Eun-Mo Sung

Abstract | Full Text: PDF


481  

Carbonylation of 1-Bromo-2,6-bis(bromomethyl)benzene Catalyzed by Cobalt Carbonyl
Sang Chul Shim, Shin Ae Chae, Dong Yeob Lee, Young Zoo Youn, Jae Goo Shim, Chil Hoon Doh

Abstract | Full Text: PDF


485  

Generalization of the Curie-Weiss Model to the D-dimensional Spin System
Hyung-June Woo, Eun Kyung Lee, Eok-Kyun Lee*

Abstract | Full Text: PDF


487  

Theoretical Studies on the Photochemical Reaction of Psoralen. Photocycloaddition of Angelicin with Thymine
Ja Hong Kim, Sung Ho Sohn*, Gae Soo Lee*, Kee Soo Yang, Sung Wan Hong

Abstract | Full Text: PDF


491  

Electron Redistribution of Clavalanate on Binding to a β-Lactamase
Sang-Hyun Park, Hojing Kim

Abstract | Full Text: PDF


497  

Photochemistry of 4-Aryl-4-Methyl-2-Cyclohexenone : Solvent Effect on the Excited States
Woo Ki Chae*, Eun Ju Kwon, Jung-Hyu Shin

Abstract | Full Text: PDF


500  

Isotropic NMR Shifts in Some Pyridine-Type Ligands Complexed with Paramagnetic Undecatungstocobalto(Ⅱ)silicate and Undecatungstonickelo(Ⅱ) silicate Anions. Identifications of Dumbbell-Shaped 4,4'-Bipyridyl Complexes
Moonhee Ko, Gyung Ihm Rhyu, Hyunsoo So*

Abstract | Full Text: PDF


506  

Photochemistry of Conjugated Polyacetylenes. Photoreaction of 1,4-Diphenylbutadiyne with a Mixture of Olefins
Chang Beom Chung, Geon-Soo Kim, Jang Hyuk Kwon, Sang Chul Shim*

Abstract | Full Text: PDF


510  

A Study of the Retention Behavior of Proteins in High-Performance Liquid Chromatography(Ⅰ) : The Effect of Solvent and Temperature on Retention Behavior of Proteins in Reversed-Phase Chromatography
Dai Woon Lee*, Byung Yun Cho

Abstract | Full Text: PDF


515  

A Study of the Retention Behavior of Proteins in High-Performance Liquid Chromatography(Ⅱ): The Effect of Salt and Temperature on Retention Behavior of Proteins in Hydrophobic Interaction Chromatography
Dai Woon Lee*, Byung Yun Cho

Abstract | Full Text: PDF


520  

Synthesis of Seven-Coordinate (Catecholato)bis(aminoethanethiolato)oxomolybdenum(Ⅵ) Complexes
Young-Ok Jung, Jung-Sook Kim, Bon-Kweon Koo*

Abstract | Full Text: PDF


522  

Aldehyde Syntheses from Carboxylic Acid Esters with Sodium Diethyldihexylaminohydroaluminate
Nung Min Yoon, Young Seok Shon, Jin Hee Ahn, Ji Whan An

Abstract | Full Text: PDF


524  

Synthesis of 2-Substituted-1,3-Oxazole-4-Carboxaldehyde via 1,3-Dipolar Cycloaddition
Hong-Seok Kim*, Sang Hwa Kim, Hak Ki Lee

Abstract | Full Text: PDF


526  

A Convenient Synthesis of β-Keto Phosphonates from Nitroalkenes
Dae Young Kim*, Joo Yang Mang, Jae Wook Lee, Dong Young Oh

Abstract | Full Text: PDF