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ISSN 0253-2964(Print)
ISSN 1229-5949(Online)
Volume 26, Number 5
BKCSDE 26(5)
May 20, 2005
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697 |
Recent Advances in Electrochemical Studies of π-Conjugated Polymers
Su-Moon Park*, Hyo Joong Lee
Keywords: Conducting polymers, Electrochemical synthesis and characterization, Electrical properties, Current-sensing AFM, Nanoscale characterization
DOI: https://doi.org/10.5012/bkcs.2005.26.5.697
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707 |
Synthesis and Molecular Structure of Novel Organohydroborate Zirconocene Complex [(η5-C5H5)2Zr(μ-H)(μ-O)(BC8H14)]2
Jang-Hoon Chung*, Sheldon G. Shore*
Keywords: Organohydroborate, Metallocene, Zirconocene
DOI: https://doi.org/10.5012/bkcs.2005.26.5.707
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709 |
Fabrication of Mesoporous Carbon Materials from Non-mesoporous Silica Spheres Templates
Jae Kwang Lee, Yong-Ki Park, Kyu Yong Choi, Hee Young Kim, Chul Wee Lee*
Keywords: Nano carbon ball, Mesoporous carbon
DOI: https://doi.org/10.5012/bkcs.2005.26.5.709
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711 |
Synthesis of Chromane Derivatives by Palladium-Catalyzed Intramolecular Allylation of Aldehydes with Allylic Acetates or Chlorides Using Indium and Indium(III) Chloride
Van Cuong Nguyen, Yong-Tae Kim, Yeon-Kwon Yu, Han-Young Kang*
Keywords: Chromane, Indium, Intramolecular allylation reactions, Palladium, Transmetallation
DOI: https://doi.org/10.5012/bkcs.2005.26.5.711
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713 |
Synthesis and Polymerization Behavior of Cp*Ti(2-pyridinecarboxylato)2Cl: A New Cp/non-Cp Hybrid Catalyst for Polyethylene with Multimodal Molecular Weight Distribution
Sungjin Park, Younggyu Han, Seong Kyun Kim, Junseong Lee, Hwa Kyu Kim, Youngkyu Do*
Keywords: 2-Pyridinecarboxylate, Titanium, Catalysts, Polyethylene, Multimodal
DOI: https://doi.org/10.5012/bkcs.2005.26.5.713
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715 |
Convergent Syntheses of Dendrimers Having Photo-responsible and Redox-active Unit
Jae Wook Lee*, Byung-Ku Kim, Sung-Ho Jin
Keywords: trans-1,2-Bis(4-pyridyl)ethylene, Dendrimers, Dendrons
DOI: https://doi.org/10.5012/bkcs.2005.26.5.715
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717 |
1,3-Dipolar Cycloaddition of Azomethine Ylides to Alkenylboronates: Synthesis of Boronic Ester Substituted Pyrrolidine Derivatives and Asymmetric Approaches
Kyukwan Zong
Keywords: Azomethine ylide, 1,3-Dipolar cycloaddition, Alkenylboronic esters
DOI: https://doi.org/10.5012/bkcs.2005.26.5.717
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719 |
Synthesis, Reactions and Antimicrobial Activity of 2-Amino-4-(8-quinolinol-5-yl)-1-(p-tolyl)-pyrrole-3-carbonitrile
Shawkat A. Abdel-Mohsen
Keywords: 5-Pyrrolo-8-quinolinol, Pyrrolopyrimidines, Triazoles, Imidazoles, Antimicrobial activity
DOI: https://doi.org/10.5012/bkcs.2005.26.5.719
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729 |
Simultaneous Characterization of Sofalcone and Its Metabolite in Human Plasma by Liquid Chromatography-Tandem Mass Spectrometry
Sang Beom Han, Moon Sun Jang, Hee Joo Lee, Ye-Rie Lee, Chongwoo Yu, Kyung Ryul Lee, Hohyun Kim*
Keywords: Tandem mass spectrometry, Liquid chromatography, Protein precipitation, Sofalcone, Pharmacokinetic study
DOI: https://doi.org/10.5012/bkcs.2005.26.5.729
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735 |
Co-adsorption of Irreversibly Adsorbing Sb and Te on Pt(111)
Bonseong Ku, Taegon Kim, Changhoon Jung, Jisheng Zhao, Choong Kyun Rhee*
Keywords: Pt(111), Sb, Te, Irreversible adsorption, Voltammetry
DOI: https://doi.org/10.5012/bkcs.2005.26.5.735
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740 |
Comparable Electron Capture Efficiencies for Various Protonated Sites on the 3rd Generation Poly(Propylene Imine) Dendrimer Ions: Applications by SORI-CAD and Electron Capture Dissociation Mass Spectrometry (ECD MS)
Sang Yun Han, Sunyoung Lee, Han Bin Oh*
Keywords: Poly(propylene imine) dendrimer, Fourier transform mass spectrometry (FTMS), Electron capture dissociation, Sustained off-resonance irradiation collision activation dissociation (SORI-CAD), Proton distribution
DOI: https://doi.org/10.5012/bkcs.2005.26.5.740
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747 |
Determination of Catechin Compounds in Korean Green Tea Infusions under Various Extraction Conditions by High Performance Liquid Chromatography
Won Jo Cheong*, Moon Hee Park, Gyoung Won Kang, Joung Ho Ko, You Jin Seo
Keywords: Korean green tea, Flavonoids, Extraction time and temperature, Multiple extraction, UV and fluorescence detection
DOI: https://doi.org/10.5012/bkcs.2005.26.5.747
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755 |
Preparation and Characterization of NiO/CeO2-ZrO2/WO3 Catalyst for Ethylene Dimerization: Effect of CeO2 Doping and WO3 Modifying on Catalytic Activity
Jong Rack Sohn*, Jong Soo Han, Hae Won Kim, Young Il Pae
Keywords: Ethylene dimerization, NiO/CeO2-ZrO2/WO3, Effect of CeO2 doping, Characterization
DOI: https://doi.org/10.5012/bkcs.2005.26.5.755
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763 |
Construction of an Improved Tandem Time-of-flight Mass Spectrometer for Photodissociation of Ions Generated by Matrix-assisted Laser Desorption Ionization (MALDI)
Jeong Hee Moon, So Hee Yoon, Myung Soo Kim*
Keywords: MALDI, Tandem mass spectrometry, MALDI-TOF-PD-TOF
DOI: https://doi.org/10.5012/bkcs.2005.26.5.763
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769 |
Prediction of Chiral Discrimination by β-Cyclodextrins Using Grid-based Monte Carlo Docking Simulations
Youngjin Choi, Dong Wook Kim, Hyungwoo Park, Suntae Hwang, Karpjoo Jeong*, Seunho Jung*
Keywords: Chiral discrimination, Conformational rigidity, Cyclodextrin, Grid-based Monte Carlo docking, Inclusion complex
DOI: https://doi.org/10.5012/bkcs.2005.26.5.769
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776 |
Nucleophilic Substitution Reactions of α-Chloroacetanilides with Pyridines in Dimethyl Sulfoxide
Shuchismita Dey, Keshab Kumar Adhikary, Chan Kyung Kim, Bon-Su Lee*, Hai Whang Lee*
Keywords: Pyridinolyses of α-chloroacetanilides, Cross-interaction constants, Stepwise mechanism
DOI: https://doi.org/10.5012/bkcs.2005.26.5.776
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781 |
Synthesis of a New α-Dioxime Derivative and Its Application for Selective Homogeneous Liquid-Liquid Extraction of Cu(II) into a Microdroplet Followed by Direct GFAAS Determination
A. R. Ghiasvand*, S. Shadabi, A. Kakanejadifard, A. Khajehkoolaki
Keywords: Copper, Homogeneous liquid-liquid extraction, Dioxime
DOI: https://doi.org/10.5012/bkcs.2005.26.5.781
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786 |
Synthesis and Structure of a Second Polymorph of Strontium Germanium Nitride: β-Sr2GeN2
Dong Gon Park*, Zoltan A. Gal, Francis J. DiSalvo
Keywords: Strontium germanium nitride, Polymorph, Crystal structure
DOI: https://doi.org/10.5012/bkcs.2005.26.5.786
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791 |
Photochemical Kinetics of Maleic to Fumaric Acid on Silver Nanoparticle Surfaces
Nak Han Jang*, Dae Hong Jeong, Jung Sang Suh*
Keywords: Photochemistry, Kinetics, Maleic acid, Fumaric acid, Silver nanoparticles
DOI: https://doi.org/10.5012/bkcs.2005.26.5.791
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795 |
Novel Poly(p-phenylenevinylene)s Derivatives with CF3-Phenyl Substituent for Light-Emitting Diodes
Youngeup Jin, Jinwoo Kim, Sung Heum Park, Kwanghee Lee, Hongsuk Suh*
Keywords: Electroluminescence, PPV, Polymer, PLED, Light-emitting diodes (LEDs)
DOI: https://doi.org/10.5012/bkcs.2005.26.5.795
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802 |
Ruthenium-Catalyzed Oxidation of Secondary Alcohols Assisted by a Simple Alkene
Chan Sik Cho*, Dae Yong Kim, Sang Chul Shim*
Keywords: Hydrogen acceptor, Ketones, Oxidation, Ruthenium catalyst, Secondary alcohols
DOI: https://doi.org/10.5012/bkcs.2005.26.5.802
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805 |
Molecular Engineering. Part 10. Solution Behavior of Nanosize Coordination Molecular Capsules
Chaesang Ihm, Jaheon Kim, Kyungsoo Paek*
Keywords: Cavitand, Container molecule, Self-assembly, Metal coordination
DOI: https://doi.org/10.5012/bkcs.2005.26.5.805
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808 |
Silicasulfuric Acid/NaNO2 as a New Reagent for Deprotection of S,S-Acetals under Solvent-free Conditions
Abdol R. Hajipour*, Amin Zarei, Leila Khazdooz, Seied Ali Pourmousavi, Arnold E. Ruoho
Keywords: Silicasulfuric acid, Dethioacetalization
DOI: https://doi.org/10.5012/bkcs.2005.26.5.808
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811 |
Development of a Novel Method for the Preparation of Dithioacetal in the Presence of Titanium(IV) Chloride/Zinc in Dimethoxymethane
Ji-Hyun Lee, Hyung Jae Jeong, Chung Keun Jin, Sang Hun Jang, Min Kyu Kim, Yong-Jin Yoon*, Sang-Gyeong Lee*
Keywords: Low-valent titanium, Dithioacetal, Lewis acid, Methylene insertion
DOI: https://doi.org/10.5012/bkcs.2005.26.5.811
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815 |
Glycosylation with Glycosyl p-Bromophenyl Phthalates as New Efficient Glycosyl Donors
Soon Young Kwon, Bo-Young Lee, Heung Bae Jeon*, Kwan Soo Kim*
Keywords: Glycosyl aryl phthalate, Glycosylation, Glycosyl donor
DOI: https://doi.org/10.5012/bkcs.2005.26.5.815
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819 |
Analysis of Hydroquinone and Its Ether Derivatives by Using Micellar Electrokinetic Chromatography (MEKC)
Seokmin Jang, Yongseong Kim*
Keywords: MEKC, Hydroquinone, Surfactant, Whitening cream
DOI: https://doi.org/10.5012/bkcs.2005.26.5.819
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823 |
Liquid Chromatographic Resolution of Racemic 1,4-Benzodiazepin-2-ones on Pirkle-type Chiral Stationary Phases Based on (S)-Leucine
Myung Ho Hyun*, Yoon Jae Cho, Jin Ah Kim
Keywords: Chromatographic resolution, Enantiomer separation, Chiral stationary phase, 1,4-Benzodiazepin-2-ones
DOI: https://doi.org/10.5012/bkcs.2005.26.5.823
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826 |
Synthesis of Enantiomerically Pure N-Substituted 4-Hydroxypyrrolidin-2-one Derivatives
Yong-Chul Jeong, Sung Kwan Hwang, Kwang-Hyun Ahn*
Keywords: 4-Hydroxypyrrolidin-2-ones, Oxiracetame, Chiral epoxide, Kinetic resolution
DOI: https://doi.org/10.5012/bkcs.2005.26.5.826
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829 |
Synthesis of New Donor-functionalized Alcohols as Organic Ligands for Metal Precursors of Metal Organic Chemical Vapor Deposition
Minchan Kim, Hong Suk Jang, Taek-Mo Chung*, Chang Gyoun Kim*, Yunsoo Kim, Bong Rae Cho
Keywords: MOCVD, Precursor, Nucleophilic additions, Ring opening, Complexes
DOI: https://doi.org/10.5012/bkcs.2005.26.5.829
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833 |
Convergent Synthesis of Triazole Dendrimers via Click Chemistry Using Tripodal Core
Jae Wook Lee*, Byung-Ku Kim, Sung-Ho Jin
Keywords: Click chemistry, Cycloaddition, Dendrimers, 1,2,3-Triazoles, Tripodal
DOI: https://doi.org/10.5012/bkcs.2005.26.5.833
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837 |
Preparation of Silver Nanoparticles in Cellulose Acetate Polymer and the Reaction Chemistry of Silver Complexes in the Polymer
Ji-Woon Kwon, Seok Hwan Yoon, Seung Soo Lee, Kook Won Seo,Il-Wun Shim*
Keywords: Silver nanoparticles in cellulose acetate polymer, Polymer-supported catalysis
DOI: https://doi.org/10.5012/bkcs.2005.26.5.837
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841 |
Synthesis and Nonlinear Optical Properties of Novel Polyurethanes with High Thermal Stability for Electro-Optic Applications
Ju-Yeon Lee*, Sung-Min Park, Won-Taek Jung
Keywords: Nonlinear optics, Polyurethanes, Thermal stability, Second harmonic generation, Relaxation of dipole alignment
DOI: https://doi.org/10.5012/bkcs.2005.26.5.841
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845 |
Solution Structure Determination of Four Diploptera punctata Allatostatins by NMR Spectroscopy and Molecular Modeling
Heejung Yang, Yoongho Lim*
Keywords: NMR, Allatostatins, Diploptera punctata, Peptide, Molecular modeling
DOI: https://doi.org/10.5012/bkcs.2005.26.5.845
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849 |
Cyclam Based Hg(II)- and Cu(II)-selective Fluoroionophore Having Appended Pyrene Function
Na Jin Youn, Jun Soo Kim, Ki Cheol Song, So Hee Kim, Sangdoo Ahn, Suk-Kyu Chang*
Keywords: Cyclam, Pyrene, Hg2+- and Cu2+-selectivity, Fluoroionophore, NOR logic gate
DOI: https://doi.org/10.5012/bkcs.2005.26.5.849
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852 |
Crystal Structure of Chlorocyclopentadienylbis(1,3-diphenyl-1,3-propanedionato)zirconium(IV) Complex
Samkeun Lee*, Sung Kwon Kang*, Sock Sung Yun, Sung-Hyun Ahn, Dong-Koo Lee
Keywords: Zirconium(IV) complex, 1,3-Diphenyl-1,3-propanedionate, Cyclopentadienyl, Crystal structure
DOI: https://doi.org/10.5012/bkcs.2005.26.5.852
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855 |
Polymer Light-Emitting Diodes Based on PPDFV Copolymers with Fluoro Groups in Vinylene Units
Youngeup Jin, Jinwoo Kim, Suhee Song, Sung Heum Park, Kwanghee Lee, Hongsuk Suh*
Keywords: Electroluminescence, PPV, Polymer, PLED, Light-emitting diodes (LEDs)
DOI: https://doi.org/10.5012/bkcs.2005.26.5.855
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