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ISSN 0253-2964(Print)
ISSN 1229-5949(Online)
Volume 26, Number 7
BKCSDE 26(7)
July 20, 2005
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1017 |
Base-Promoted, Ketene-Forming Elimination Reactions. Mechanistic Borderline between E2 and E1cb Mechanisms
Sang Yong Pyun, Bong Rae Cho*
Keywords: Elimination reactions, Mechanistic borderline, E2 and E1cb mechanisms
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1017
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1025 |
Formation of CdS Nanoparticles within Cubic Mesoporous Silica Thin Films
Kashinath Rangu Patil, Young Kyu Hwang, Deok-Kyu Kim, Jong-San Chang*, Sang-Eon Park*
Keywords: Mesoporous thin films, CdS, Nanoparticles, Cubic
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1025
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1027 |
N-Acyl-2-phenyliminooxazolidines as Chemoselective Monoacylating Agents
Jung Hee Jang, Hyung Jin Kim, Jae Nyoung Kim, Taek Hyeon Kim*
Keywords: N-Acyl-2-phenyliminooxazolines, Acylating agents, Diamines, Chemoselectivity
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1027
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1029 |
Al2O3-Promoted Highly Active Catalyst, NiSO4/Al2O3-TiO2 for Ethylene Dimerization
Jong Rack Sohn*, Jun Seob Lim
Keywords: Ethylene dimerization, Al2O3-promoted NiSO4 catalyst, Acidic properties
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1029
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1031 |
Trinuclear MnIII-NC-FeIII-CN-MnIII Ferromagnetic System
Seong Huh*, Kyoung-Tae Youm, Young Jun Park, Alan J. Lough, Masaaki Ohba, Moo-Jin Jun*
Keywords: Metallocyanides, Ferromagnetic interaction, Magnetism, Porphyrin compounds
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1031
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1033 |
Synthesis and Mesomorphic Properties of 5-[4-(Alkyloxy)phenyl]-2-{4'-[(S)-2-methylbutyl]phenyl}pyrimidine
Seung-Un Park*, Chan-Jae Lee, Jin Hee Han
Keywords: Liquid crystal, 2,5-Diarylpyrimidine, Trimethinium perchlorate, Amidine hydrochloride, 5-[4-(Alkyloxy)phenyl]-2-{4'-[(S)-2-methylbutyl]phenyl}pyrimidine
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1033
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1035 |
Synthesis of Carrier Free [32P] 5-Chloro-8-Quinolyl Phosphate as a Phosphorylating Agent
Kang-Hyuk Choi, Ul-Jae Park, Hyon-Soo Han, Kook-Hyun Yu*
Keywords: Carrier free, Phosphorylating agent, 32P, H3PO4, [32P] Quinolyl phosphate
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1035
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1037 |
Unexpected Rate Retardation in the Formation of Phthalic Anhydride from N-Methylphthalamic Acid in Acidic H2O-CH3CN Medium
Azhar Ariffin, M. Niyaz Khan*
Keywords: Phthalic anhydride, Kinetics, Hydrolysis, O-Cyclization and N-cyclization of N-methylphthalamic acid
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1037
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1044 |
Cr(III)-Tetraaza Macrocyclic Complexes Containing Auxiliary Ligands (Part III); Synthesis and Characterization of Cr(III)-Isothiocyanato, -Azido and -Chloroacetato Macrocyclic Complexes
Jong Chul Byun*, Chung Hun Han, Yu Chul Park
Keywords: Cr(III) macrocyclic complex, Cr(III) isothiocyanato complex, Crystal structure, Absorption spectra
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1044
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1051 |
Thermodynamic Studies on the Interaction of Copper Ions with Carbonic Anhydrase
N. S. Sarraf, S. Mamaghani-Rad, F. Karbassi, A. A. Saboury*
Keywords: Carbonic anhydrase, Copper, Titration calorimetry, Circular dichroism, Spectrophotometry
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1051
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1057 |
Luminescence and Crystal-Field Analysis of Europium and Terbium Complexes with Oxydiacetate and 1,10-Phenanthroline
Jun-Gill Kang*, Tack-Jin Kim
Keywords: Europium, Terbium, Oxydiacetate, 1,10-Phenanthroline, Crystal-field parameters
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1057
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1065 |
Synthesis, Structure and Magnetic Properties of Mn12 Single Molecule Magnet Containing 4-(Methylthio)benzoate as Peripheral Ligands
Jin Mook Lim, Youngkyu Do, Jinkwon Kim*
Keywords: Single-molecule magnets, Manganese, Magnetic relaxation, 4-(Methylthio)benzoate
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1065
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1071 |
Imaging and Manipulation of Benzene Molecules on Si Surfaces Using a Variable-low Temperature Scanning Tunneling Microscope
J. R. Hahn
Keywords: Scanning tunneling microscope, Surface dynamics, Silicon, Surface science, Single molecules
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1071
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1075 |
Low Temperature Adsorption of Hydrogen on Nanoporous Materials
Sung Hwa Jhung, Ji Woong Yoon, Hye-Kyung Kim, Jong-San Chang*
Keywords: Hydrogen adsorption, Molecular sieve, Aluminophosphate, Metal-organic framework
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1075
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1079 |
Anti-tumor Activity of Paclitaxel Prodrug Conjugated with Polyethylene Glycol
Keyong Ho Lee*, Yong Jun Chung, Youn-Chul Kim, Seog Jeong Song
Keywords: Paclitaxel, 7-Polyethylene glycol paclitaxel carbonate, Anti-tumor activity, Toxicity, Watersolubility
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1079
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1083 |
Characteristics of Zeta Potential Distribution in Silica Particles
Jinkeun Kim*, Desmond F. Lawler
Keywords: Zeta potential distribution (ZPD), Electrophoretic mobility, Particle destabilization
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1083
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1090 |
Synthesis and Crystal Structure of Ag4Br4 Nanoclusters in the Sodalite Cavities of Fully K+-Exchanged Zeolite A (LTA)
Woo Taik Lim*, Sik Young Choi, Bok Jo Kim, Chang Min Kim, In Su Lee, Seok Han Kim, Nam Ho Heo*
Keywords: Zeolite A, Ag4Br4 nanoclusters, Single-crystal X-ray diffraction, Crystal structure
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1090
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1097 |
Synthesis and X-ray Structural Study of a 6-Coordinate Copper(II) Complex with N,N,N',N'-Tetrakis(2-pyridylmethyl)-1,2-ethanediamine
Doo Cheon Yoon, Uk Lee, Dong Jin Lee, Chang Eon Oh*
Keywords: 6-Coordinate copper(II) complex, Tpen, Distorted octahedron, Hexadentate ligand
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1097
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1101 |
Synthesis of New Chiral β-Amino Alcohols Derived from Isomannide and Their Application to the Catalytic Enantioselective Addition of Diethylzinc to Aldehydes
Byung Tae Cho*, Sang Kyu Kang
Keywords: Diethylzinc, Isomannide, Enantioselective addition, Chiral β-amino alcohol
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1101
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1104 |
Unusual Dimethyl Ketal from Cycloadduct of 4,6-O-Benzylidene-D-allal and Dichloroketene
Keun Ho Chun, Taemoon Yoon, Jeoung E Nam Shin, Choonsil Jo, Yun Ju Jo, Hoseop Yun, Jonghoon Oh*
Keywords: Dichloroketene cycloadduct, Glycal, Allal, Oxyallyl
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1104
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1107 |
Isomerization of 1,3-Diarylprop-2-yn-1-ols to Chalcones in the Presence of Potassium Hydroxide
Chan Sik Cho*, Hyo Jin Seok, Sang Chul Shim*
Keywords: Base, Chalcones, Isomerization, Polymer-supported fluoride, Propargylic alcohols
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1107
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1109 |
Synthesis of Quinoline N-Oxides from the Baylis-Hillman Adducts of 2-Nitrobenzaldehydes: Conjugate Addition of Nitroso Intermediate
Ka Young Lee, Seung Chan Kim, Jae Nyoung Kim*
Keywords: Quinoline N-oxides, Baylis-Hillman adducts, 2-Nitrobenzaldehydes, Zinc, Ammonium chloride
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1109
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1112 |
Synthesis of 9-Oxo-9,13b-dihydro-7H-benzo[3,4]azepino[2,1-a]isoindole-6-carboxylic Acid Derivatives from Baylis-Hillman Adducts
Saravanan Gowrisankar, Ka Young Lee, Jae Nyoung Kim*
Keywords: Benzo[3,4]azepino[2,1-a]isoindole, Baylis-Hillman adducts, N-Acyliminium salts
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1112
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1117 |
A Simple Synthesis of Nordihydroguaiaretic Acid and Its Analogues
Jong-Keun Son, Seung Ho Lee, Lingaiah Nagarapu, Yurngdong Jahng*
Keywords: Lignan, NDGA, 2,3-Dimethylbutan-2-ol
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1117
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1121 |
Fluorescent Anion Receptor with Two Methylene Bridged Bis-imidazolium Ring on Anthracene
Sungjae In, Jongmin Kang*
Keywords: Bis-imidazolium ring, Fluorescent anion receptor
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1121
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1125 |
Tungstate Sulfuric Acid (TSA) / NaNO2 as a Novel Heterogeneous System for the N-Nitrosation of Secondary Amines under Mild Conditions
Bahador Karami*, Morteza Montazerozohori, Mohammad Hossein Habibi
Keywords: Tungstate sulfuric acid, Nitrosation, Secondary amine, Heterogeneous conditions
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1125
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1129 |
Facile Synthesis of Monodispersed PdO Nanoparticles within Mesoporous Silica with Sonication
Yeong-Joon Kim, Jun Gill Kang, Sung-Hwan Lim, Jae Hee Song*
Keywords: PdO nanoparticles, Mesoporous silica, Sonication
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1129
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1132 |
Comparative Liquid Chromatographic Enantiomer Resolution on Two Chiral Stationary Phases Derived from Amylose Tris(3,5-dimethylphenylcarbamate)
Yin Hua Li, Jing Yu Jin, Wonjae Lee*
Keywords: Enantiomer resolution, Chiral stationary phase, Amylose tris(3,5-dimethylphenylcarbamate)
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1132
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1135 |
Inhibitory Effects on L-Dopa Oxidation of Tyrosinase by Skin-whitening Agents
Sang-Hoon Jeon, Kyung-Hun Kim, Jong-Uk Koh, Kwang-Hoon Kong*
Keywords: Human tyrosinase, Mushroom tyrosinase, Inhibitory effects, L-Dopa oxidation, Skin-whitening agents
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1135
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1138 |
Synthesis of Formylchromone Derivatives;Inactivators of Protein Tyrosine Phosphatase 1B
Suja Shrestha, Su Yeon Hwang, Keun-Hyeung Lee, Hyeongjin Cho*
Keywords: Formylchromone, Protein tyrosine phosphatase, PTP1B, Inactivator
DOI: https://doi.org/10.5012/bkcs.2005.26.7.1138
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