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Bulletin of the Korean Chemical Society (BKCS)

ISSN 0253-2964(Print)
ISSN 1229-5949(Online)
Volume 34, Number 8
BKCSDE 34(8)
August 20, 2013 

 

2241  

Gas-Phase Spectroscopy of Laser-Desorbed Acedan and Proline-Acedan
Hae Jun Jung, Woon Yong Sohn, Cheol Ho Heo, Hwan Myung Kim, Shun-ichi Ishiuchi, Masaaki Fujii, Hyuk Kang*
Keywords: Two-photon fluorescent probe, Laser-desorption, UV-UV, IR-UV, Conformer
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2241

Abstract | Full Text: PDF


2243  

Shape Transformation of Gold Nanoparticles from Octahedron to Cube Depending on in situ Seed-Growth Time
Mijin Kim, Hyung Ju Park, Sang Woo Han, Jimin Park, Wan Soo Yun*
Keywords: Gold nanoparticles, Shape transformation, In situ seed-growth
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2243

Abstract | Supporting Information | Full Text: PDF


2245  

Tip-Loading, Force-Dependent Tunneling Behavior in Alkanethiol Self-Assembled Monolayers Studied Through Conducting Atomic Force Microscopy
Min Hyung Lee, Hyunwook Song*
Keywords: Molecular electronics, Conducting atomic force microscopy, Tunneling, Self-assembled monolayer
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2245

Abstract | Supporting Information | Full Text: PDF


2247  

Associative Electron Attachment to 2-Aminopyridine-(CO2)1 Complex: Photoelectron Spectroscopic and Theoretical Approach
Namdoo Kim
Keywords: Associative electron attachment, Anion photoelectron spectroscopy, Vertical detachment energy, π-Conjugation
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2247

Abstract | Full Text: PDF


2249  

Thiophene-derivatized Fluorescent Benzamides as Possible Probes for Histone Deacetylases
Young Jun Seo
Keywords: Epigenetic, HDAC enzyme, Fluorescence, Inhibitor, HDAC probe
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2249

Abstract | Supporting Information | Full Text: PDF


2251  

The α-Effect in Nucleophilic Substitution Reactions of Y-Substituted-Phenyl Diphenylphosphinates with HOO and OH
Hyo-Jeong Hong, Ae Ri Bae, Ik-Hwan Um*
Keywords: The α-effect, Ground state, Transition state, Solvation effect, H-bonding interaction
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2251

Abstract | Full Text: PDF


2256  

A New Quinoline-Based Acylhydrazone for Highly Selective Fluorescence Recognition of Cu(II) and Sulfide in Aqueous Solution
Lijun Tang*, Pei Zhou, Zhikai Qi, Zhenlong Huang, Jia Zhao, Mingjun Cai
Keywords: Copper detection, Sulfide recognition, Copper displacement, Acylhydrazone
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2256

Abstract | Supporting Information | Full Text: PDF


2261  

An off-on Fluorescent Sensor for Detecting a Wide Range of Water Content in Organic Solvents
Kang-Hyeon Kim, Wan-Jin Lee, Jae Nyoung Kim, Hyung Jin Kim*
Keywords: 1,8-Naphthalimide, Water sensor, Fluorescent sensor, Photoinduced electron transfer, PET
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2261

Abstract | Full Text: PDF


2267  

Blue Organic Light-Emitting Diodes Based on Triphenylene Derivatives
Seul Ong Kim, Heung Soo Jang, Seok Jae Lee, Young Kwan Kim*, Seung Soo Yoon*
Keywords: OLED, Blue fluorescence, Triphenylene derivatives
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2267

Abstract | Full Text: PDF


2271  

Reduced Titania Films with Ordered Nanopores and Their Application to Visible Light Water Splitting
Muhammad Shahid, Seo-Yeong Choi, Jingling Liu, Young-Uk Kwon*
Keywords: Mesoporous titania thin film, Oxygen vacancy, Photoelectrochemical (PEC) property
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2271

Abstract | Full Text: PDF


2276  

Influence of Exchange-Correlation Functional in the Calculations of Vertical Excitation Energies of Halogenated Copper Phthalocyanines using Time-Dependent Density Functional Theory (TD-DFT)
Sang Uck Lee
Keywords: Absorption wavelength, Dye/pigments, Halogenation, Phthalocyanines, TD-DFT
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2276

Abstract | Supporting Information | Full Text: PDF


2281  

First-Principles Study of the Three Polymorphs of Crystalline 1,1-Diamino-2,2-dinitrotheylene
Qiong Wu, Weihua Zhu*, Heming Xiao
Keywords: FOX-7, Density functional theory, Electronic structure, Optical spectra, Thermodynamic properties
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2281

Abstract | Full Text: PDF


2286  

Efficient Ring Opening Reaction of Epoxides with Oxygen Nucleophiles Catalyzed by Quaternary Onium Salt
Jin Won Kim, Dae Won Cho, Gyoosoon Park, Sung Hong Kim, Choon Sup Ra*
Keywords: Ring opening reaction, Epoxide, Oxygen nucleophile, Quaternary onium salt
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2286

Abstract | Full Text: PDF


2291  

Carbon Monoxide Sensor Based on a B2HDDT-doped PEDOT:PSS Layer
R. Memarzadeh,, Hui-Bog Noh, S. Javadpour*, F. Panahi, A. Feizpour, Yoon-Bo Shim*
Keywords: PEDOT:PSS, Gas sensor, Carbon monoxide, Conductive polymer
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2291

Abstract | Full Text: PDF


2297  

Synthesis and Biological Evaluation of Novel Benzimidazole Derivatives Bearing a Heterocyclic Ring at 4/5 Position
Reyila Wubulikasimu, Yanbing Yang, Fei Xue, Xianjin Luo*, Dongping Shao, Yuhuan Li*, Rongmei Gao, Weidong Ye
Keywords: Benzimidazole, Small-molecule inhibitors, Enterovirus, Picornavirus, Coxsackie
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2297

Abstract | Full Text: PDF


2305  

2-Heteroaryl Benzimidazole Derivatives as Melanin Concentrating Hormone Receptor 1 (MCH-R1) Antagonists
Chae Jo Lim, Jeong Young Kim, Byung Ho Lee, Kwang-Seok Oh, Kyu Yang Yi*
Keywords: Melanin concentrating hormone (MCH), MCH-R1 antagonist, 2-Heteroaryl benzimidazole, Obesity
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2305

Abstract | Full Text: PDF


2311  

Synthesis of New Pyrimidinylaminobenzene Derivatives and Their Antiproliferative Activities against Melanoma Cell Line
Hee Jin Kim, Chang-Hyun Oh, Kyung Ho Yoo*
Keywords: Antiproliferative activity, Pyrimidinylaminobenzene, Diarylamide, Diarylurea, Melanoma
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2311

Abstract | Full Text: PDF


2317  

Synthesis and Nrf2 Activating Ability of Thiourea and Vinyl Sulfoxide Derivatives
Young Sun Shim, Hyun Sook Hwang, Ghilsoo Nam*, Kyung Il Choi*
Keywords: Thiourea, Vinyl sulfoxide, Nrf2 activator, Parkinson’s disease, Oxidative stress
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2317

Abstract | Supporting Information | Full Text: PDF


2321  

Effects of Ligand-exchanged Cadmium Selenide Nanoparticles on the Performance of P3HT:PCBM:CdSe Ternary System Solar Cells
Eung-Kyu Park, Honghong Fu, Mijung Choi, Weiling Luan, Yong-Sang Kim*
Keywords: CdSe NPs, Ligand-exchange, Organic solar cell, Ternary system
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2321

Abstract | Full Text: PDF


2325  

A Kinetic Study on Aminolysis of Benzyl 2-Pyridyl Thionocarbonate and t-Butyl 2-Pyridyl Thionocarbonate: Effects of Polarizability and Steric Hindrance on Reactivity and Reaction Mechanism
Min-Young Kim, Ae Ri Bae, Ik-Hwan Um*
Keywords: Aminolysis, Polarizability, Intramolecular H-bonding, Forced concerted mechanism, Steric hindrance
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2325

Abstract | Full Text: PDF


2330  

Molecularly Imprinted Polymers for Solid-Phase Extraction of Sarcosine as Prostate Cancer Biomarker from Human Urine
Hamid Hashemi-Moghaddam* Majid Rahimian, Bahman Niromand
Keywords: Sarcosine, Molecularly imprinted polymer, Solid-phase extraction, Cancer marker
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2330

Abstract | Full Text: PDF


2335  

Relative Reactivity of Various Al-substituted-dialkylalans in Reduction of Carbonyl Compounds; A Theoretical Study on Substituent Effect
Keepyung Nahm*, Jin Soon Cha
Keywords: Al-substituted-dialkylalan, MPV reduction, Relative reactivity, DFT, TS barrier
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2335

Abstract | Supporting Information | Full Text: PDF


2340  

Rhodium-Catalyzed Highly Regioselective C-H Arylation of Imidazo[1,2-a]pyridines with Aryl Halides and Triflates
Yi Liu*, Lin He, Guoqiang Yin, Guojie Wu, Yingde Cui*
Keywords: Rhodium catalyst, Aryl halides, Regioselective arylation, Imidazo[1,2-a]pyridines, Triflates
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2340

Abstract | Supporting Information | Full Text: PDF


2343  

Electrochemical Performance of Activated Carbons/Mn3O4-Carbon Blacks for Supercapacitor Electrodes
Ki-Seok Kim, Soo-Jin Park*
Keywords: Supercapacitors, Manganese dioxide, Carbon blacks, Activated carbons, Electrochemical performances
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2343

Abstract | Full Text: PDF


2348  

Electrochemical Multi-Coloration of Molybdenum Oxide Bronzes
Sang-Min Lee, Viswanathan S. Saji, Chi-Woo Lee*
Keywords: Mo oxide bronze, Bronzes, Electrochemistry, EQCM
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2348

Abstract | Supporting Information | Full Text: PDF


2353  

Determination of Siloxanes in Biogas by Solid-phase Adsorption on Activated Carbon
Nack-joo Kim, Seung-Kyu Chun*, Daniel K. Cha, Cheal Kim*
Keywords: Siloxanes, Landfill gas, Solid-phase adsorption, Activated carbon
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2353

Abstract | Full Text: PDF


2358  

Simple and Efficient Synthesis of Iron Oxide-Coated Silica Gel Adsorbents for Arsenic Removal: Adsorption Isotherms and Kinetic Study
Eric Arifin, Jinmyung Cha, Jin-Kyu Lee*
Keywords: Arsenic, Iron oxide coated silica gel, Adsorption, Kinetic, Isotherm
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2358

Abstract | Supporting Information | Full Text: PDF


2367  

Immobilization of L-Lysine on Zeolite 4A as an Organic-Inorganic Composite Basic Catalyst for Synthesis of α,β-Unsaturated Carbonyl Compounds under Mild Conditions
Farzad Zamani*, Mehdi Rezapour, Sahar Kianpour
Keywords: Heterogeneous basic catalyst, Lys/zeolite 4A, Organic-inorganic composite, Knoevenagel reaction, Solvent-free condition
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2367

Abstract | Full Text: PDF


2375  

Synthesis, Structures and Properties of Two Metal-organic Frameworks Derived from 3-Nitro-1,2-benzenedicarboxylic Acid
Wen-Jia Xu, Ling-Yu Zhang, Jin-Niu Tang, Dai-Yin Wang, Gang-Hong Pan, Yu Feng*
Keywords: X-ray crystal diffraction, 3-Nitro-1,2-benzenedicarboxylic acid, Two-dimensional network polymer
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2375

Abstract | Supporting Information | Full Text: PDF


2381  

Manganese(II) and Dioxomolybdenum(VI) Complexes with Monobasic Bidentate Schiff Bases : Synthesis, Characterization and Biological Investigation
Rekha Garg, Anita Kumari, S. C. Joshi, Nighat Fahmi*
Keywords: Metal Schiff base complexes, Spectroscopic studies, Antimicrobial activity and antifertility activity
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2381

Abstract | Full Text: PDF


2387  

3D-QSAR and Molecular Docking Studies on Benzotriazoles as Antiproliferative Agents and Histone Deacetylase Inhibitors
Xiaolin Li, Jie Fu*, Wei Shi, Yin Luo, Xiaowei Zhang, Hailiang Zhu, Hongxia Yu*
Keywords: Antiproliferative, Benzotriazole, 3D-QSAR, Molecular docking
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2387

Abstract | Full Text: PDF


2394  

Measurement Uncertainty of Nicotine in Environmental Tobacco Smoke (ETS)
Jeong-Il Lee*, Cheol Min Lee, In-Keun Shim, Seong-Mi Kim, Woo-Seok Lee, Yoon-Shin Kim
Keywords: Nicotine, Uncertainty, Guide to the expression of uncertainty in measurements, Environmental tobacco smoke, Indoor air
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2394

Abstract | Full Text: PDF


2399  

Catalytic Pyrolysis of Cellulose over SAPO-11 Using Py-GC/MS
In-Gu Lee, Bo Ram Jun, Hyeon Koo Kang, Sung Hoon Park, Sang-Chul Jung, Jong-Ki Jeon, Chang Hyun Ko, Young-Kwon Park*
Keywords: Cellulose, SAPO-11, Catalytic pyrolysis, Furans, Py-GC/MS
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2399

Abstract | Full Text: PDF


2403  

Frontier Orbitals of Fifteen C20H17(OH)3 Regioisomers: Hybrid DFT B3LYP Study
Seol Lee, Ji Young Lee, Kee Hag Lee*
Keywords: C20H17(OH)3 regioisomers, Hybrid density-functional (B3LYP) calculations, Frontier orbitals, HOMO and LUMO
Online date: August 09, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2403

Abstract | Supporting Information | Full Text: PDF


2408  

Synthesis and Characterization of Magnetic Nanoparticles and Its Application in Lipase Immobilization
Jiakun Xu*, Caixia Ju, Jun Sheng, Fang Wang, Quan Zhang, Guolong Sun,, Mi Sun*
Keywords: Magnetic nanoparticle, Surface modification, Lipase, Protein immobilization
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2408

Abstract | Full Text: PDF


2413  

1D Proton NMR Spectroscopic Determination of Ethanol and Ethyl Glucuronide in Human Urine
Siwon Kim, Minji Lee, Dahye Yoon, Dong-kye Lee, Hye-Jin Choi, Suhkmann Kim*
Keywords: Nuclear magnetic resonance (NMR), Metabolomics, Ethanol, Ethyl glucuronide (EtG), Multivariate analysis
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2413

Abstract | Full Text: PDF


2419  

Cloning, Over-expression, and Characterization of YjgA, a Novel ppGpp-binding Protein
Gopalsamy Gnanasekaran, SangO Pan, Wontae Jung, Kwangjoon Jeong, Jae-Ho Jeong, Joon Haeng Rhee, Hyon E. Choy, Che-Hun Jung*
Keywords: YjgA, ppGpp, Stringent responses, Stationary phase, Hypothetical protein
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2425

Abstract | Full Text: PDF


2425  

Rapid Determination of Imatinib in Human Plasma by Liquid Chromatography- Tandem Mass Spectrometry: Application to a Pharmacokinetic Study
Jeong Soo Yang*, Eun Gi Cho, Wooseong Huh, Jae-Wook Ko, Jin Ah Jung, Soo-Youn Lee*
Keywords: Imatinib, LC-MS/MS, Plasma, Validation, Pharmacokinetic
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2425

Abstract | Supporting Information | Full Text: PDF


2431  

An Efficient Method for Multicomponent Synthesis of Spiro[4H-pyran-oxindole] Derivatives Catalyzed by Magnesium Perchlorate
Chunlei Wu, Runpu Shen*, Jianhui Chen, Chunqi Hu
Keywords: Multicomponent synthesis, Isatin, Spiro[4H-pyran-oxindole], Magnesium perchlorate
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2431

Abstract | Supporting Information | Full Text: PDF


2436  

Facile Synthetic Routes to Prepare α-Muricholic Acid, Hyocholic Acid, and Their Taurine Conjugates
Dong Wook Kang*, Hans F. Luecke*
Keywords: Bile acids, α-Muricholic acid, Hyocholic acid, Taurine conjugates, Metabolites
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2436

Abstract | Full Text: PDF


2441  

Influence of Acetylation on the Antimicrobial Properties of Chitosan Non-Woven Fabrics
Hye Kyoung Shin, Mira Park, Hak-Yong Kim*, Fan-Long Jin, Heung Soap Choi, Keziah H. Kim, David S. Kim, Soo-Jin Park*
Keywords: Chitosan, Non-woven fabrics, Active chlorine content, Antimicrobial activity, Surface properties
Online date: August 09, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2441

Abstract | Full Text: PDF


2446  

An Expedient Synthesis of Oxindole Dimers by Direct Oxidative Dimerization of Oxindoles
Hyun Ju Lee, Sangku Lee, Jin Woo Lim, Jae Nyoung Kim*
Keywords: Oxindole dimers, Oxidative dimerization, Manganese(III) acetate, Oxindoles
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2446

Abstract | Full Text: PDF


2451  

PMMA Coated BaF2:Er3+ Nanoparticles via a Novel One-Step Reverse-Emulsion Polymerization Process
Hongzhou Lian, Lianshe Fu*, Paulo S. André, Jun Lin
Keywords: Nanoparticles, Composite materials, Reverse-emulsion polymerization, Luminescence
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2451

Abstract | Full Text: PDF


2455  

Structure-Reactivity Correlations in Nucleophilic Displacement Reactions of Y-Substituted-Phenyl X-Substituted-Cinnamates with Z-Substituted-Phenoxides
Yu-Jin Son, Eun-Hee Kim, Ji-Sun Kang, Ik-Hwan Um*
Keywords: Brønsted-type plot, Hammett plot, Concerted mechanism, Stepwise mechanism, Phenyl cinnamate
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2455

Abstract | Full Text: PDF


2461  

The Complete Oxidation of Ethanol at Low Temperature over a Novel Pd–Ce/γ-Al2O3–TiO2 Catalyst
Yanping Wang, Jinshuang Zhao, Xiaoli Wang, Zhe Li* and Pengfei Liu
Keywords: Ethanol complete oxidation, CO2 selectivity, γ-Al2O3–TiO2, Pd dispersion, Pd–Ce/γ-Al2O3–TiO2
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2461

Abstract | Full Text: PDF


2466  

Characterization of Binding Mode of the Heterobiaryl gp120 Inhibitor in HIV-1 Entry: A Molecular Docking and Dynamics Simulation Study
Changdev G. Gadhe, Gugan Kothandan, Seung Joo Cho*
Keywords: HIV-1, gp120, Heterobiaryl inhibitors, Molecular docking, MD simulation
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2466

Abstract | Supporting Information | Full Text: PDF


2473  

Reaction Dynamics of CH3 + HBr → CH4 + Br at 150-1000 K
Jongbaik Ree*, Yoo Hang Kim, Hyung Kyu Shin
Keywords: Complex-mode reaction, Tunneling, Trajectory, Rate constant
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2473

Abstract | Full Text: PDF


2480  

Synthesis and Preliminary Cytotoxicity Evaluation of New Diarylamides and Diarylureas Possessing 2,3-Dihydropyrrolo[3,2-b]quinoline Scaffold
Hyun-Jin Kim, Mohammed I. El-Gamal,, Yong Sup Lee, Chang-Hyun Oh*
Keywords: 2,3-Dihydropyrrolo[3,2-b]quinoline, Urea, Amide, Antiproliferative activity, Breast cancer
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2480

Abstract | Full Text: PDF


2487  

Inhibition of IκB Kinase β (IKKβ) and Anti-diabetic Effect of SA51
Bharat Raj Bhattarai, Bhooshan Kafle, Ji-Sun Hwang, Inn-Oc Han*, Hyeongjin Cho*
Keywords: IKKβ Inhibitor, Hypoglycemic agent, PTP1B
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2487

Abstract | Full Text: PDF


2491  

A Density Functional Theory Study of Additives in Electrolytes of a Dye Sensitized Solar Cell
Maeng-Eun Lee, Moon-Sung Kang, Kwang-Hwi Cho*
Keywords: Dye-sensitized solar cells (DSSCs), Additive, Electrolyte, DFT, Atomistic simulation
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2491

Abstract | Full Text: PDF


2495  

A Phenylene-alkylated Thiophene-based Partially Ladder-type Conjugated Polymer
MyungGun Lee, So-Jung Hahn, Tae-Hyun Kim*
Keywords: Conjugated polymer, Partially ladder-type, Cyclization, Phenylene-alkylated thiophene, Optoelectronic properties
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2495

Abstract | Supporting Information | Full Text: PDF


2499  

New Triterpenoid Saponins, Cowpeasaponins I and II, from Cowpea Seeds (Vigna sinensis K.)
En Ji Cui, Jin Gyeong Cho, In Sik Chung, Ji Young Kim, Seong Gil Hong, Nam In Baek*
Keywords: Vigna sinensis, Cowpea, Leguminosae, Triterpenoid saponin, Cowpeasaponin
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2499

Abstract | Full Text: PDF


2503  

High Nitrogen Energetic Salts of 4,4',5,5'-Tetranitro-2,2'-Biimidazole
Seung Hee Kim, Jin Seuk Kim*
Keywords: Nitrogen rich salts, Hygroscopic property, TNBI, Energetic material
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2503

Abstract | Full Text: PDF


2507  

Synthesis and Cytotoxic Effects of Sulfonamide-Substituted 5,6,7-Trimethoxyflavones on Human Cancer Cell Lines
Dong Han Kim, Bo Hee Yun, Eun Woo Choi, Sang Min Oh, Md. Maqusood Alam, Kyung-Tae Lee, Yong Sup Lee*
Keywords: Baicalein, 5,6,7-Trimethoxyflavone, Sulfonamide, Cytotoxicity, Cancer cell line
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2507

Abstract | Full Text: PDF


2511  

Hydrogen Exchange Study of DNA Duplexes Containing the Consensus Binding Site for Arabidopsis thaliana SPL14 Transcription Factor
Minjee Jeong, Jin-Wan Park, Hee-Eun Kim, Ju-Yong Lee, Ae-Ree Lee, Yong-Geun Choi, Joon-Hwa Lee*
Keywords: NMR, Hydrogen exchange, SPL14 transcription factor, Arabidopsis, Base-pair stability
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2511

Abstract | Full Text: PDF


2515  

Molecular Docking and Molecular Dynamics Simulations of the Kinase Domain Inhibitor for an Epidermal Growth Factor Receptor
Youngjin Choi, In-Cheol Kang, Eunae Cho, Jaebum Kim, Karpjoo Jeong, Seunho Jung*
Keywords: EGFR, Anti-cancer agent, CYP450, Molecular simulations, Drug discovery
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2515

Abstract | Full Text: PDF


2519  

Platinum Nanoparticles Supported on Exfoliated Layered Double Hydroxides Nanosheet as a Reusable Catalyst for the Reduction of 4-Nitrophenol
Jungwoon Na, Jiwon Moon, Hye Ran Cho, Jiye Hwang, Jong Hyeon Lee*
Keywords: Platinum nanoparticle, Layered double hydroxide nanosheet, Nanocomposite
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2519

Abstract | Supporting Information | Full Text: PDF


2522  

An Efficient and Regioselective Synthesis of 2,3-Disubstituted 6-Aminoquinoxaline Derivatives Using Alkoxylation and Microwave-assisted Sonogashira Coupling
Doohyun Lee, Young Ho Seo, Jong-Sup Bae, Sangkyu Lee, Tae Im Lee, Young-Dae Gong*, Taeho Lee*
Keywords: Quinoxaline, Parallel solution-phase synthesis, 2,3-Disubstituted 6-aminoquinoxaline, Regioselective synthesis, Microwave-assisted Sonogashira coupling
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2301

Abstract | Supporting Information | Full Text: PDF


2525  

Control of Cell Adhesion on a Superhydrophobic Surface by Polydopamine Coating
Sung Min Kang*, Insung S. Choi*
Keywords: Cell adhesion, Superhydrophobic surface, Polydopamine coating
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2525

Abstract | Full Text: PDF


2528  

A New Prenylated Flavanone from the Root Bark of Morus
Seong Su Hong, Sungeun Hong, Hak Ju Lee, Woongchon Mar*, Dongho Lee*
Keywords: Morus, Moraceae, Prenylated flavanone, Oxygen-glucose deprivation
Online date: August 09, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2528

Abstract | Supporting Information | Full Text: PDF


2531  

L-Lactate-mediated Dynamic Kinetic Resolution of α-Bromo Esters for Asymmetric Syntheses of α-Amino Acid Derivatives
Yelim Kim, Kon Ji Park, Yun Soo Choi, Myung-su Lee, Yong Sun Park*
Keywords: Dynamic resolution, Nucleophilic substitution, Lactic acid, Chiral auxiliary, Asymmetric synthesis
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2531

Abstract | Full Text: PDF


2535  

Phytochemical Studies of Korean Endangered Plants: A New Flavone from Rhododendron brachycarpum G.Don
Wei Zhou, Joonseok Oh, Wei Li, Dong Woo Kim, Seung Ho Lee*, MinKyun Na*
Keywords: Endangered and rare plants, Rhododendron brachycarpum, Flavonoids, Antioxidant activity
Online date: August 07, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2535

Abstract | Supporting Information | Full Text: PDF


2539  

Alkoxysilane Adhesion Promoter for Ag Nano-Ink
Jun Ui Hong, A. B. V. Kiran Kumar, Hyuon Suk Han, Yong Hwan Koo, Hye Won Kim, Ji Hyun Park, Hyun Suk Kang, Byung Cheol Lee*, Longhai Piao*, Sang-Ho Kim*
Keywords: Nanoparticles, Silane polymer, Interfaces, Electronic materials
Online date: August 06, 2013
DOI: https://doi.org/10.5012/bkcs.2013.34.8.2539

Abstract | Full Text: PDF