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Bulletin of the Korean Chemical Society (BKCS)

ISSN 0253-2964(Print)
ISSN 1229-5949(Online)
Volume 28, Number 12
BKCSDE 28(12)
December 20, 2007 

 

2139  

Ruthenium Complex-catalyzed Highly Selective Co-oligomerization of Alkenes
Yasuyuki Ura, Hiroshi Tsujita, Take-aki Mitsudo, Teruyuki Kondo*
Keywords: Ruthenium, Catalyst, Co-oligomerization, Alkenes, Atom-efficiency
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2139

Abstract | Full Text: PDF


2153  

Transition Metal-Catalyzed and -Promoted Reactions via Carbene and Vinylidene Complexes Generated from Alkynes
Kouichi Ohe
Keywords: Transition metals, Alkyne activation, Vinylidene complexes, Carbene complexes, Catalytic reactions
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2153

Abstract | Full Text: PDF


2162  

Selective Reduction of Carbonyl and Epoxy Compounds Using Aluminum, Boron and Other Metal Reagents. Comparison of Reducing Characteristics between the Meerwein-Ponndorf-Verley Type Reduction and Metal Complex Hydrides Reduction: A Review
Jin Soon Cha
Keywords: Metal complex hydrides, MPV reactions, Reduction, Carbonyl and epoxy compounds, Aluminum and boron reagents
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2162

Abstract | Full Text: PDF


2191  

Catalytic Asymmetric Fluorination of α-Chloro-β-ketoesters in the Presence of Chiral Palladium Complexes
Min Je Cho, Young Ku Kang, Na Ri Lee, Dae Young Kim*
Keywords: Electrophilic fluorination, Asymmetric catalysis, Chiral palladium catalysts, α-Chloro-β-keto esters, α-Chloro-α-fluoro-β-ketoesters
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2191

Abstract | Full Text: PDF


2193  

Colloids Produced by Simple Self-Assembly of Inorganic Tennis Balls and Nonrigid Polypyridyl Ligands
Kyungeun Oh, Hanyoung Lee, Ki-Hyun Kim, Youn Sang Kim, Wonwoo Nam, Kwan Mook Kim*
Keywords: Inorganic tennis ball, Colloid, Hexagonal particle, Coordination polymer
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2193

Abstract | Supporting Information | Full Text: PDF


2195  

High-Resolution Fluorescence Near-Field Imaging of Individual Nanoparticles via the Tip-Induced Quenching Technique
Won-Hwa Park, Zee Hwan Kim*
Keywords: Fluorescence, Microscopy, Quenching
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2195

Abstract | Full Text: PDF


2200  

Nano-Optical Investigation of Enhanced Field at Gold Nanosphere-Gold Plane Junctions
Sung-Hyun Ahn, Won-Hwa Park, Zee Hwan Kim*
Keywords: Surface plasmons, Surface-enhanced Raman scattering, Finite-difference time-domain method, Metal nanoparticles, Dipole-coupling
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2200

Abstract | Full Text: PDF


2203  

Meso-tetrakis(N-methylpyridinium-4-yl)porphyrin at the Minor Groove
of Contiguous Adenine-Thymine Base Pairs
Youn-Hee Chae, Biao Jin, Jong-Ki Kim, Sung Wook Han, Seog K. Kim, Hyun Mee Lee*
Keywords: Meso-tetrakis(N-methylpyridinium-4-yl)porphyrin, DNA, Minor groove, Molecular dynamics
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2203

Abstract | Full Text: PDF


2209  

Tertiary Structure of Ginsenoside Re Studied by NMR Spectroscopy
Dong Il Kang, Ki-Woong Jung, Seoungkeum Kim, Sung-Ah Lee, Gil-Ja Jhon, Yangmee Kim*
Keywords: Ginsenoside Re, Ginseng, Tertiary structure, NMR spectroscopy
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2209

Abstract | Full Text: PDF


2214  

Effects of Bath Temperature on Electrodeposited Permanent Magnetic Co-Pt-W(P) Films
Hongliang Ge*, Qiong Wu, Guoying Wei, Xinyan Wang, Qiaoying Zhou
Keywords: Co-Pt-W(P) thin films, Electrochemical deposition, Bath temperature
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2214

Abstract | Full Text: PDF


2219  

Characteristics of the Intermediates in the Cyclization Reactions of Heterocycle-fused[1,4]oxazine Derivatives: Stepwise versus Concerted
Dong-Soo Shin, Jong Keun Park*
Keywords: Geometrical structure, Cyclization reaction, Stepwise reaction, Concerted reaction, Smiles rearrangement
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2219

Abstract | Full Text: PDF


2226  

The Structural and Electrochemical Properties of Thermally Aged
Li[Co0.1Ni0.15Li0.2Mn0.55]O2 Cathodes
Yong Joon Park*, Ju Wook Lee, Young-Gi Lee, Kwang Man Kim, Man Gu Kang, Youngil Lee*
Keywords: Cathode, Lithium rechargeable battery, Thermally aged, Electrochemical, Impedance
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2226

Abstract | Full Text: PDF


2231  

A New BODIPY Derivative Bearing Piperazine Group
Xin Qi, Sook Kyung Kim, Eun Jin Jun, Li Xu, Sung-Jin Kim, Juyoung Yoon*
Keywords: Fluorescent chemosensor, BODIPY, Hg2+ sensor
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2231

Abstract | Full Text: PDF


2235  

Design, Synthesis and Biological Activity of Certain 3,4-Disubstituted-5-mercapto-1,2,4-triazoles and Their Hydrazino Derivatives
R. H. Udupi*, Sudheendra, Bheemachari, N. Srinivasulu, Rajesh Varnekar, Puranik Purushottamachar
Keywords: Triazoles, Anti-fungal, Anti-bacterial, Anti-inflammatory, Analgesic activity
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2235

Abstract | Full Text: PDF


2241  

Ferroelectric and Antiferroelectric Behavior in Chiral Bent-shaped Molecules with an Asymmetric Central Naphthalene Core
Seng Kue Lee*, Masatoshi Tokita, Yoshio Shimbo, Kyung-Tae Kang, Hideo Takezoe, Junji Watanabe
Keywords: Bent-shaped liquid crystals, Ferroelectricity and antiferroelectricity, Odd-even behavior, 1,6-Dihydroxynaphthalene, (S)-(-)-2-Methyl-1-butanol
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2241

Abstract | Full Text: PDF


2248  

Molecular Modeling and Site Directed Mutagenesis of the O-Methyltransferase, SOMT-9 Reveal Amino Acids Important for Its Reaction and Regioselectivity
So Hyun Park, Bong Gyu Kim, Sun Hee Lee, Yoongho Lim, Youhoon Cheong, Joong-Hoon Ahn*
Keywords: O-Methyltransferase, Molecular modeling, Quercetin, Site-directed mutagenesis
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2248

Abstract | Full Text: PDF


2253  

Polarity Probing Two-Photon Fluorophores Based on [2.2]Paracyclophane
Han Young Woo*, Dmitry Korystov, Youngeup Jin, Hongsuk Suh
Keywords: Two-photon absorption, Bioimaging, Two-photon fluorophore, Paracyclophane, Fluorescent label
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2253

Abstract | Full Text: PDF


2261  

Nucleotide and Manganese Ion is Required for Chaperonin Function of
the Hyperthermostable Group II Chaperonin α from Aeropyrum pernix K1
Kyoung Jin Jang, Yu-Jin Bae, Sung-Jong Jeon, Kyunghwa Kim, Jung-Hee Lee, Sung Su Yea, Sangtaek Oh, Yong-Joo Jeong, Dong-Eun Kim*
Keywords: Aeropyrum pernix, Archaea, Group II chaperonin, Nucleotide hydrolysis, Thermal aggregation
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2261

Abstract | Full Text: PDF


2266  

Electrochemical Behavior of Redox Proteins Immobilized on Nafion-Riboflavin Modified Gold Electrode
S. Rezaei-Zarchi, A. A. Saboury*, J. Hong, P. Norouzi, A. B. Moghaddam, H. Ghourchian, M. R. Ganjali, A. A. Moosavi-Movahedi, A. Javed, A. Mohammadian
Keywords: Nafion-riboflavin membrane, Cytochrome c, Superoxide dismutase, Hemoglobin, Peroxidase
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2266

Abstract | Full Text: PDF


2271  

Reaction between Gas-phase Hydrogen Atom and Chemisorbed Bromine Atoms on a Silicon(001)-(2×1) Surface
Jongkeun Park, Jongbaik Ree*, Sang Kwon Lee, Yoo Hang Kim
Keywords: Collision-induced, Hydrogen, Chemisorbed bromine, Silicon
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2271

Abstract | Full Text: PDF


2279  

Structure and Magnetic Characterization of Core-Shell Fe@ZrO2
Nanoparticles Synthesized by Sol-Gel Process
Girija S. Chaubey, Jinkwon Kim*
Keywords: Iron nanoparticles, Core-shell, Zirconium oxide, Coating, Magnetization
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2279

Abstract | Full Text: PDF


2283  

Control of Morphology and Subsequent Toxicity of Aβ Amyloid Fibrils through the Dequalinium-induced Seed Modification
Jina Kim, Eun-Kyung Myung, In-Hwan Lee, Seung R. Paik*
Keywords: Aβ, Dequalinium, Seeding effect, Amyloid fibrils, Alzheimer’s disease
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2283

Abstract | Full Text: PDF


2288  

Catalytic Effects and Characteristics of Ni-based Catalysts
Supported on TiO2-SiO2 Xerogel
Jong-Woo Jeong, Jong-Hui Park, Sung-Woo Choi, Kyung-Hee Lee, Chang-Seop Lee*
Keywords: Nickel (Ni), Oxidation catalyst, Sol-gel, TiO2-SiO2 xerogel, Acetaldehyde
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2288

Abstract | Full Text: PDF


2293  

Determination of Methylmercury in Biological Samples Using Dithizone Extraction Method Followed by Purge & Trap GC-MS
Jung-Sub Lee, Yoon-Jung Ryu, Jae-Sung Park, Sung-Hwan Jeon, Sam-Cwan Kim, Young-Hee Kim*
Keywords: Methylmercury, Dithizone extraction, Ethylation, Purge & Trap GC-MS
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2293

Abstract | Full Text: PDF


2299  

Synthesis and Characterization of Quaternary Ammonium-based Ionic Liquids Containing an Alkyl Carbonate Group
Dinh Quan Nguyen, Ji Hee Oh, Chang Soo Kim, Seung Wook Kim, Honggon Kim, Hyunjoo Lee*,Hoon Sik Kim*
Keywords: Ionic liquids, Carbonates, Lithium battery, Electrolyte, Additive
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2299

Abstract | Full Text: PDF


2303  

Expressed Protein Ligation of 5-Enolpyruvylshikimate-3-phosphate (EPSP) Synthase: An Application to a Protein Expressed as an Inclusion Body
Hak Jun Kim*, Hee Jae Shin, Hyun Woo Kim, Sung-Ho Kang, Young Tae Kim
Keywords: Expressed protein ligation, Intein, 5-Enolpyruvylshikimate-3-phosphate synthase, Methionine aminopeptidase
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2303

Abstract | Supporting Information | Full Text: PDF


2310  

DFT Study for p-tert-Butylcalix[4]arene Crown Ether Bridged at the Lower Rim
with Pyridyl Unit Complexed with Potassium Ion
Jong-In Choe
Keywords: 1,3-Dimethoxycalix[4]crown-ether with pyridyl unit, Complexation, Potassium cation, DFTB3LYP/6-31G(d,p)
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2310

Abstract | Full Text: PDF


2315  

Determination of Epinephrine Using Sodium Iodate in Chemiluminescence
J. S. Lee, H. B. Lim*
Keywords: Chemiluminescence, Epinephrine, Luminol, Sodium iodate
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2315

Abstract | Full Text: PDF


2319  

Synthesis of 3,3-Difluoro-2-pyrrolidone Derivatives
Sung-Kwan Kim, Zhi-Feng Xie, Chang-Soo Jun, Tae-Ho Kwon, Soung-Ryual Ryu, Kyu-Yun Chai*
Keywords: 3,3-Difluoro-2-pyrrolidone, α,α-Difluoro-γ-lactam, Difluoromethylene group
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2319

Abstract | Full Text: PDF


2324  

Synthesis of N-Alkylated 4-Fluoro-5-phenylpyrrole-2-carboxylate via Isolable Pyrroline Ionic Intermediates
Sung Kwan Kim, Changsoo Jun, Kyungchell Kwak, Kwangyong Park, Kyuyun Chai*
Keywords: β-Fluoropyrrole, Pyrrole derivatives, Anionic pathway
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2324

Abstract | Full Text: PDF


2329  

DNA Cleavage Induced by the Reaction of Salsolinol with Cu,Zn-Superoxide Dismutase
Jung Hoon Kang
Keywords: Salsolinol, Copper,zinc-superoxide dismutase, DNA cleavage
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2329

Abstract | Full Text: PDF


2333  

Band Gap Tuning in Nanoporous TiO2-ZrO2 Hybrid Thin Films
Chang-Sik Kim, Hyun-Dam Jeong*
Keywords: Nanoporous, TiO2, ZrO2, Thin film, Band gap
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2333

Abstract | Full Text: PDF


2338  

Synthesis and Characterization of Some Quinazoline Derivatives as Potential Antimicrobial Agents under Microwave Irradiation
Sarika Mehta, Neelam Swarnkar, Madhuri Vyas, Jitendra Vardia, Pinki B. Punjabi, Suresh C. Ameta*
Keywords: Tetralone, Chalcone, Thiazolidinone, Isoxalzoline, Microwave irradiation
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2338

Abstract | Full Text: PDF


2343  

TDDFT Potential Energy Functions for Excited State Intramolecular Proton Transfer of Salicylic Acid, 3-Aminosalicylic Acid, 5-Aminosalicylic Acid, and 5-Methoxysalicylic Acid
Sungwoo Jang, Sung Il Jin, Chan Ryang Park*
Keywords: Intramolecular proton transfer, ESIPT, GSIPT, TDDFT, Salicylic acid
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2343

Abstract | Full Text: PDF


2354  

Characterization of Synthetic Polyamides by MALDI-TOF Mass Spectrometry
Haeyoung Choi, Eun Kyung Choe, Eun Kyung Yang, Sungwoo Jang, Chan Ryang Park*
Keywords: MALDI-TOF MS, Polyamide, End group, Hydrolysis, Oligomer
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2354

Abstract | Full Text: PDF


2359  

Highly Dispersed CuO Nanoparticles on SBA-16 Type Mesoporous Silica with Cyclam SBA-16 as a Precursor
Eko Adi Prasetyanto, Sujandi, Seung-Cheol Lee, Sang-Eon Park*
Keywords: SBA-16, CuO nanoparticles, Cyclam
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2359

Abstract | Full Text: PDF


2363  

The Determination of Dopamine in the Presence of Ascorbic Acid at the Modified Glassy Carbon Electrode with Phytic Acid and Single-Walled Carbon Nanotubes
Si Ra Bae, Haesang Jeong, Suhee Jo, Seungwon Jeon*
Keywords: Single-walled carbon nanotubes, Phytic acid, Glassy carbon electrode, Dopamine, Electrocatalytic oxidation
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2363

Abstract | Full Text: PDF


2369  

Theoretical Study of the Interaction of N2O with Pd(110)
Dae-Bok Kang
Keywords: Extended Huckel calculations, Palladium, Nitrous oxide
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2369

Abstract | Full Text: PDF


2377  

Limitations of the Transition State Variation Model. Part 8. Dual Reaction Channels for Solvolyses of 3,4-Dimethoxybenzenesulfonyl Chloride
In Sun Koo*, Eunju Kwon, Hojune Choi, Kiyull Yang, Jong Keun Park, Jong Pal Lee, Ikchoon Lee, T. William Bentley*
Keywords: Solvolyses, Kinetic solvent isotope effect, General-base catalysis, Dual reaction channels
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2377

Abstract | Full Text: PDF


2382  

Microwave-assisted Solvent-free Synthesis of Some Dimethine Cyanine Dyes, Spectral Properties and TD-DFT/PCM Calculations
Xiang-Han Zhang, Lan-Ying Wang*, Gao-Hong Zhai, Zhen-Yi Wen, Zu-Xun Zhang
Keywords: Dimethine cyanine dye, Microwave irradiation, UV-Vis spectrum, TD-DFT/PCM
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2382

Abstract | Full Text: PDF


2389  

Characterization of Fennel Flavors by Solid Phase Trapping-Solvent Extraction and Gas Chromatography-Mass Spectrometry
Yeon-Jae Shin, Mi-Jin Jung, Nam-Sun Kim, Kun Kim, Dong-Sun Lee*
Keywords: Headspace solid phase trapping solvent extraction (HS-SPTE), GC-MS, Fennel, Anethole
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2389

Abstract | Full Text: PDF


2396  

Hydrogenated In-doped ZnO Thin Films for the New Anode Material of Organic Light Emitting Devices: Synthesis and Application Test
Young Ran Park, Eunkyoung Nam, Jin-Hyo Boo*, Donggeun Jung, Su Jeong Suh, Young Sung Kim*
Keywords: Indium doped zinc oxide (IZO), Hydrogen effect, Organic light emitting diodes (OLEDs), Pulsed DC magnetron sputtering, Transparent conducting oxide
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2396

Abstract | Full Text: PDF


2401  

Size Control of Silicone Particles Using Sonochemical Approaches
Sung Hwa Jhung, Ki Cheon Yoo, Young Kyu Hwang, Jong-San Chang*
Keywords: Silicone, Ultrasound, Size
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2401

Abstract | Full Text: PDF


2405  

Vapor-phase Oxidation of Alkylaromatics over V/TiO2 and
VSb/Al2O3 Catalysts: Effect of Alkali Metals
Ji Woong Yoon, Sung Hwa Jhung*, Jong-San Chang*
Keywords: Alkali metal, Vapor-phase oxidation, Partial oxidation, V/TiO2, VSb/Al2O3, Catalyst
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2405

Abstract | Full Text: PDF


2409  

Triplet Excitation Energy Transfer in Choleic Acid Crystals
Seong-Keun Kook
Keywords: Phosphorescence, Energy transfer, Choleic acid, Dibromobenzophenone
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2409

Abstract | Full Text: PDF


2414  

Synthesis and Conformational Study of Ser and Cys Derivatives of N-Hydroxy Diketopiperazine
Sang-woo You, Wonchoul Park, Hyoung-Tae Lee, Jeonghoon Ueom, Soonmin Jang, Kyunghee Lee, Dongyeol Lim*
Keywords: N-Hydroxy diketopiperazine, Serine, Cysteine, Conformation, Glucosidase
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2414

Abstract | Full Text: PDF


2419  

Synthesis and Properties of PCPP-Based Conjugated Polymers Containing Pendant Carbazole Units for LEDs
Youngeup Jin, Sun Hee Kim, Hyojin Lee, Suhee Song, Yunna Kim, Han Young Woo, Kwanghee Lee, Hongsuk Suh*
Keywords: Light emitting diode, PCPP, Carbazole
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2419

Abstract | Full Text: PDF


2426  

Migration Behavior of Bead-spring Dumbbell Models under Microchannel Flow from Dissipative Particle Dynamics Simulations
Kwang Jin Oh
Keywords: Dissipative particle dynamics simulation, Microchannel flow, Polymer migration
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2426

Abstract | Full Text: PDF


2431  

Cyanosilylation of Carbonyl Compounds Catalyzed by Potassium L-Aspartate
Soney C. George, Sung Soo Kim,*Ho Sub Kim
Keywords: Cyanohydrins, Aldehydes, Ketones, Potassium L-aspartate
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2431

Abstract | Full Text: PDF


2435  

Catalytic Enantioselective Fluorination Reactions of α-Cyano Acetates and α-Cyanophosphonates Using Chiral Palladium Complexes
Sun Mi Kim, Young Ku Kang, Min Je Cho, Joo Yang Mang, Dae Young Kim*
Keywords: Chiral palladium complexes, Electrophilic fluorination, Asymmetric catalysis, α-Cyano acetates, α-Cyanoalkylphosphonates
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2435

Abstract | Full Text: PDF


2442  

Comparison of CO on Carbon-supported Pt Catalysts Prepared by CO Gas Bubbling and Methanol Dehydrogenation
Kee Sung Han, Ki Ju Hwang, Oc Hee Han*
Keywords: Methanol dehydrogenation, CO gas adsorption, Pt supported on carbon, CO oxidation, CO coverage
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2442

Abstract | Full Text: PDF


2445  

Formation and Annealing Effect of Tolanethioacetate Self-Assembled Monolayers on Au(111)
Youngdo Jeong, Jin Wook Han, Nakjoong Kim, Youngil Lee, Changjin Lee, Masahiko Hara, Jaegeun Noh*
Keywords: Self-assembled monolayers, Tolanethioacetate, Ordered domains, Annealing effect, Scanning tunneling microscopy
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2445

Abstract | Full Text: PDF


2449  

Synthesis and Evaluation of F-18 Labeled 2'-Deoxy-2'-fluoro-5-methyl-
1-β-L-arabinofuranosyluracil (L-[18F]FMAU)
Nam Hyun Jo, Byung Seok Moon,Su Hee Hong, Gwang Il An, Tae Hyun Choi, Gi Jeong Cheon, Jung-hyuck Cho, Kyung Ho Yoo, Kyo Chul Lee*, Chang-hyun Oh*
Keywords: L-[18F]FMAU, D-[18F]FMAU, Nucleoside, Fluorine-18, PET
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2449

Abstract | Full Text: PDF


2454  

Theoretical Studies for the Supercritical CO2 Solubility of Organophosphorous Molecules: Lewis Acid-Base Interactions and C?H…O Weak Hydrogen Bonding
Kyung Hyun Kim, Yongho Kim*
Keywords: CO2 solubility, Lewis acid-base interaction, Weak hydrogen bonding, Multilevel calculations,
Supercritical CO2

DOI: https://doi.org/10.5012/bkcs.2007.28.12.2454

Abstract | Full Text: PDF


2459  

Effect of V2O5 Modification in V2O5/TiO2-ZrO2 Catalysts on
Their Surface Properties and Catalytic Activities for Acid Catalysis
Jong Rack Sohn*, Cheul Kyu Lee
Keywords: V2O5 modification effect, Dispersed V2O5 amount, 2-Propanol dehydration, Cumene dealkylation
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2459

Abstract | Full Text: PDF


2466  

Salicylate-Selective Electrodes Based on Tripodal Tris-thiourea Derivatives
Chaegyeong Lee, Junghwan Kim, Dong Wan Kim, Shim Sung Lee, Jineun Kim, Jae Sang Kim*
Keywords: Salicylate-selective electrode, Tripodal tris-thiourea derivatives, Anti-Hofmeister selectivity
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2466

Abstract | Full Text: PDF


2471  

Efficient Bimodal Ring-opening Polymerization of ε-Caprolactone Catalyzed
by Titanium Complexes with N-Alkoxy-β-ketoiminate Ligands
Min Ho Cho, Jin San Yoon, Ik-Mo Lee*
Keywords: N-Alkoxy-β-ketoiminate, Titanium complexes, ε-Caprolactone, Ring-opening polymerization, Transesterification
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2471

Abstract | Full Text: PDF


2477  

Investigation of a New Red-Emitting, Eu3+-Activated MgAl2O4 Phosphor
Vijay Singh, MD. Masuqul Haque, Dong-Kuk Kim*
Keywords: Combustion, Dopant, Phosphor, Photoluminescence, Electron spin resonance
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2477

Abstract | Full Text: PDF


2481  

Synchrotron X-ray Reflectivity Studies on Nanoporous Low Dielectric Constant Organosilicate Thin Films
Weontae Oh*, Yeong Do Park, Yongtaek Hwang, Moonhor Ree
Keywords: Nanoporous organosilicate, Thin film, Low-k, X-ray reflectivity
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2481

Abstract | Full Text: PDF


2486  

Practicable Synthesis of 1-(1-Phenylethyl)-1H-pyrido[2,3-b][1,4]oxazine
Gyeonghyeon Gim, Meng Lijuan, Zuo Hua, Manjunath Ghate, Chuljin Ahn, Tae-Jin Won, Tae-Hyun Kim, Ch. Raji Reddy, Chandrasekhar, Dong-Soo Shin*
Keywords: [1,4]-Oxazine, Pyridooxazine, Pyridooxazinone
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2486

Abstract | Full Text: PDF


2489  

Separation of Amylose and Amylopectin in Corn Starch Using Dual-programmed Flow Field-Flow Fractionation
Woon-Jung Kim, Chul Hun Eum, Seung-Taik Lim, Jung-Ha Han, Sang-Guan You, Seungho Lee*
Keywords: Corn starch, Amylose, Amylopectin, Flow field-flow fractionation (FlFFF), Dual-programming
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2489

Abstract | Full Text: PDF


2493  

O-Glycosylation in the Solid to Solid State
Myeongwon Seo*, Chongwhan Won, Yongrae Hong, Soonjae Chang, Bosup Hahn*, Fumio Toda
Keywords: Glycosylation, Solid to solid state, Anhydro sugars
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2493

Abstract | Full Text: PDF


2495  

In vitro Antimalarial Activity of Flavonoids and Chalcones
Soon Sung Lim, Hye-Sook Kim, Dong-Ung Lee*
Keywords: Flavonoids, Chalcones, Antimalarial activity, Cytotoxicity
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2495

Abstract | Full Text: PDF


2498  

Nucleoside Recognition by a Fluorescent Macrolactam
Hae-Jo Kim*, Jong-In Hong*
Keywords: Fluorescence, Macrolactam, Nucleoside, Recognition
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2498

Abstract | Full Text: PDF


2501  

Synthesis of Isochroman and Tetrahydroisoquinoline Derivatives from Baylis-Hillman Adducts by Radical Cyclization
Saravanan Gowrisankar, Hyun Seung Lee, Jae Nyoung Kim*
Keywords: Isochroman, Tetrahydroisoquinoline, Baylis-Hillman adducts, Radical cyclization
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2501

Abstract | Full Text: PDF


2505  

Synthesis of 2,4,5-Trisubstituted Pyrimidines from Baylis-Hillman Adducts and Amidines
Jeong Mi Kim, Sung Hwan Kim, Jae Nyoung Kim*
Keywords: Pyrimidines, Baylis-Hillman adducts, Amidines
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2505

Abstract | Full Text: PDF


2508  

Influence of Silver Salt Types on Formation of Silver Cluster Ions in MALDI with DHB as Matrix
Sung-Seen Choi*, Sung-Ho Ha
Keywords: Sliver cluster ion, Silver salt, MALDI-TOFMS, DHB
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2508

Abstract | Full Text: PDF


2511  

New Low Band Gap Conjugated Conducting Poly(2-nonylthieno[3,4-d]thiazole): Synthesis, Characterization, and Properties
In Tae Kim*, Joo Hyoung Lee, Sang Woo Lee
Keywords: Conducting polymers, Low band gap, Electrochemically, Thiophene
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2511

Abstract | Full Text: PDF


2514  

Photosynthesis of Gold Nanoplates at the Water/Oil Interface
Kang Yeol Lee, Minjung Kim, Young Wook Lee, Myong Yong Choi*, Sang Woo Han*
Keywords: Photosynthesis, Water/oil interface, Au nanoplates, Interfacial films
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2514

Abstract | Full Text: PDF


2517  

Chemoselective Reduction of Esters to Aldehydes by Potassium Diisobutyl-t-butoxyaluminum Hydride (PDBBA)
Min Jung Chae, Jung In Song, Duk Keun An*
Keywords: Diisobutylaluminum hydride (DIBALH), Aldehyde, Ester, Partial reduction, Chemoselective reduction
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2517

Abstract | Full Text: PDF


2519  

Discrimination of Primary Alkylamines Using Azobenzene-appended Calix[4]arene Derivatives in Solution and in the Solid State
Eun Jin Cho, Il Yun Jeong, Soo Jin Lee, Jubeom Seo, Hyun Jung Kim, Eunjeong Kim, Shim Sung Lee, Jeong Ku Kang, Jong Seung Kim*, Jong Hwa Jung*
Keywords: Amines, Calix[4]arene, Chemosensor, Discrimination, Silica nanotubes
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2519

Abstract | Supporting Information | Full Text: PDF


2523  

First Concise Total Synthesis of Biologically Interesting Natural Licoagrochalcone B and Its Unnatural Derivatives
Yong Rok Lee*, Xue Wang
Keywords: Natural product, Licoagrochalcone B, Pyranochalcone, Aldol reaction
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2523

Abstract | Full Text: PDF


2527  

Synthesis of a Complete Series of O-Methyl Analogues of Naringenin and Apigenin
Jinyoung Kim, Kwang-Su Park, Chaewoon Lee, Youhoon Chong*
Keywords: Flavonoids, O-Methylation, Naringenin, Apigenin
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2527

Abstract | Full Text: PDF


2531  

Synthesis of New Chiral Crown Ethers Incorporating Two Different Chiral Units and “Matched/Mismatched” Effect of the Two Chiral Units on the Chiral Recognition
Yoon Jae Cho, Hee Jung Choi, Myung Ho Hyun*
Keywords: Chiral crown ether, Chiral stationary phase, Matched/mismatched effect
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2531

Abstract | Full Text: PDF


2535  

Nucleophilic Substitution Reactions of Thiophenyl Cyclobutanecarboxylates with Benzylamines in Acetonitrile
Kook Sun Jeong, Hyuck Keun Oh*
Keywords: Nucleophilic substitution, Acyl transfer reaction, Cross-interaction constant, Kinetic isotope effects, Stepwise mechanism
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2535

Abstract | Full Text: PDF


2539  

Binding Surface in Zβ Domain from Human ZBP1 Does Not Require Conserved Proline Residues for Z-DNA Binding and B-to-Z-DNA Conversion Activities
Dong Van Quyen, Sung Chul Ha, Doyoun Kim, Sangho Lee, So-Jung Park, Kyeong Kyu Kim*, Yang-Gyun Kim*
Keywords: Z-DNA, Z-DNA binding protein, DNA/protein interaction, Site-directed mutagenesis
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2539

Abstract | Full Text: PDF


2543  

Hydrogen Exchange Rates of the DNA Oligomer Duplex, d[CGCGCGCCATAAC]/d[GTTATGGCGCGCG] Determined by NMR Spectroscopy
Jongchul Bang, Young-Min Kang, Byong-Seok Choi*, Joon-Hwa Lee*
Keywords: NMR, Hydrogen exchange, Imino proton, Base pair stability, B-Z junction
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2543

Abstract | Full Text: PDF


2546  

Syntheses and Structural Studies of 1:1 (M:L) Silver(I) and 1:2 Nickel(II) Complexes with Tripodal Amide Ligand
Donghyun Kang, Ki-Min Park, So Young Lee, Shim Sung Lee*, Kyu Seong Choi*
Keywords: Tripodal amide ligand, Silver(I) complex, Nickel(II) complex, Crystal structure
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2546

Abstract | Full Text: PDF


2549  

Europium(III) Catalyzed Recyclization of 2-(5-Isoxazolyl)phenol: Synthesis and Structure of Benzopyran Derivative
Yunghee Oh*, Chul Ho Lee, Jae Soo Choi, Sung Kwon Kang*
Keywords: Benzopyran, Recyclization, Europium, Isoxazolylphenol, X-ray structure
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2549

Abstract | Full Text: PDF


2552  

Solid-Phase Synthesis of 2-Amino-2-thiazolines by the Cyclization of N-(2-Hydroxyethyl)thioureas Using TFA
Hyun-Suk Jeon, Quynh Pham Bao Nguyen, Jae Nyoung Kim, Taek Hyeon Kim*
Keywords: 2-Amino-2-thiazolines, Solid-phase synthesis, N-(2-Hydroxyethyl)thioureas
DOI: https://doi.org/10.5012/bkcs.2007.28.12.2552

Abstract | Full Text: PDF