ISSN 0253-2964(Print)
ISSN 1229-5949(Online)
Volume 24, Number 12
BKCSDE 24(12)
December 20, 2003 

1723  

Synthesis of 9-Benzyl-6-aminopurines from 5-Amino-1-benzyl-4-cyanoimidazoles
Asieh Yahyazadeh,* Babak Pourrostam, Mahdi Rabiee
Keywords: Aminopurine, Cyanoimidazole, Formimidate, Formamidine, Imidate
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1723

Abstract | Full Text: PDF

1725  

Synthesis of Benzo[b]indeno[2,1-d]furanone Skeleton from Ninhydrin and Cyclohexane-1,3-dione Derivatives
Jeong Eun Na, Jeong Mi Kim, Sangku Lee, Jae Nyoung Kim*
Keywords: Benzo[b]indeno[2,1-d]furanone, Aromatization, Cyclohexane-1,3-dione, Iodine, Methanol
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1725

Abstract | Full Text: PDF

1727  

Synthesis and Properties of Novel T-Type Polyurethanes Containing 2,5-Dioxynitrostilbenyl Group as a Nonlinear Optical Chromophore
Ju-Yeon Lee,* Won-Jung Lee, Eun-Ju Park, Han-Bae Bang, Bum Ku Rhee, Changsoo Jung, Seung Mook Lee, Jin Hyun Lee
Keywords: 2,5-Di-(2-hydroxyethoxy)-4-nitrostilbene, Nonlinear optical, T-Type polyurethane, AFM, SHG coefficient
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1727

Abstract | Full Text: PDF

1729  

Development of the Direct and Timesaving in vitro Assay Methods for Anti-HIV Compounds through Fluorescently Labeled gp41 Domains
Choon Woo Lim, Bong-Suk Jin, Eun Gyeong Yang, Yeon Gyu Yu*
Keywords: Ectodomain of gp41, Protein-protein interaction, In vitro assay, Fluorescently labeled proteins
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1729

Abstract | Full Text: PDF

1731  

Highly Selective and Simple Zero and First Order Derivative Spectrophotometric Determination of Palladium by Using α-Benzilmonoxime in Triton X-100 Micellar Solution
Habibollah Eskandari*, Gholamhassan Imanzadeh Karkaragh
Keywords: Palladium, α-Benzilmonoxime, Triton X-100, Derivative spectrophotometry
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1731

Abstract | Full Text: PDF

1737  

Synthesis of Azo-functionalized Calix[4]arenes and Its Application to Chloride-selective Electrode as Ionophores
Hyo Kyoung Lee, Heekyoung Yeo, Duck Hee Park, Seungwon Jeon*
Keywords: Azo-functionalized calix[4]arene, Cl.-ISEs, Neutral ionophore
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1737

Abstract | Full Text: PDF

1742  

Theoretical Study on Hydrophobicity of Amino Acids by the Solvation Free Energy Density Model
Junhyoung Kim, Ky-Youb Nam, Kwang-Hwi Cho Seung-Hoon Choi, Jae Sung Noh, Kyoung Tai No*
Keywords: Hydrophobicity, Solvation free energy density model, Bradykinin potentiating pentapeptide, Quantitative structure-activity relationship
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1742

Abstract | Full Text: PDF

1751  

Study the Electrochemical Reduction of Some Triazines in N,N-Dimethylformamide at Glassy Carbon Electrode
L. Fotouhi,* N. Farzinnegad, M. M. Heravi, Sh. Khaleghi
Keywords: Electrochemistry, Triazine, Disulfide, Coupled chemical reaction
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1751

Abstract | Full Text: PDF

1757  

Interrelation of Retention Factor of Amino-Acids by QSPR and Linear Regression
Seung Ki Lee, Yulia Polyakova, Kyung Ho Row*
Keywords: Amino-acids, QSPR, Linear regression
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1757

Abstract | Full Text: PDF

1763  

Carbon Dioxide Mitigation by Microalgal Photosynthesis
Mijeong Lee Jeong,* James M. Gillis, Jiann-Yang Hwang
Keywords: CO2 fixation, Chlorella vulgaris, BioScrubber
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1763

Abstract | Full Text: PDF

1767  

Spectrophotometric Determination of Copper(II) Using Diamine-Dioxime Derivative
Khajadpai Thipyapong, Chomchai Suksai*
Keywords: Copper, meso-HMPAO, Foodstuffs, Pharmaceutical samples
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1767

Abstract | Full Text: PDF

1771  

Synthesis of Carbon Nanotubes from Catalytic Decomposition of C₂H₂ through Pd/Al₂O₃ Catalysts
Ju Tack Han,* Ja Hee Woo, Hae Sic Kim, Jong Gi Jee
Keywords: Carbon nanotubes, C₂H₂, Pd/Al₂O₃, CVD, Decomposition
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1771

Abstract | Full Text: PDF

1775  

Studies on Solvent Sublation of Trace Heavy Metals by Continuous Flow System as Ternary Complexes of 1,10-Phenanthroline and Thiocyanate Ion
Young-Sang Kim,* Yoon-seok Choi, Won Lee
Keywords: Solvent sublation, Trace heavy metals, Continuous flow system, 1,10-Phenanthroline, Thiocyanate ion
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1775

Abstract | Full Text: PDF

1781  

Determination of Co(II) Ion as a 4-(2-Thiazolylazo)resorcinol or 5-Methyl-4-(2-thiazolylazo)resorcinol Chelate by Reversed-Phase Capillary High-Performance Liquid Chromatography
Yongsoon Chung*, Wonseog Chung
Keywords: Capillary-HPLC, Co(II) ion, 4-(2-Thiazolylazo)resorcinol(TAR), 5-Methyl-4-(2-thiazolylazo) resorcinol(5MTAR)
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1781

Abstract | Full Text: PDF

1785  

Spectroscopic Studies on ZrO₂ Modified with MoO₃ and Activity for Acid Catalysis
Jong Rack Sohn,* Eun Woo Chun, Young Il Pae
Keywords: MoO₃/ZrO₂ catalyst, Spectroscopic characterization, Acid catalysis, 2-Propanol dehydration, Cumene dealkylation
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1785

Abstract | Full Text: PDF

1793  

Synthesis and Characterization of Bifunctional Organic-Glasses Based on Diphenylhydrazone and Barbituric Acid Derivative for Photorefractive Application
Sang Ho Lee, Chil Sung Choi, Nakjoong Kim, Dong Hoon Choi, Ki Hong Park*
Keywords: Photorefractive, Diphenyl hydrazone, Bifunctional, Organic-glasses, Amorphous molecule
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1793

Abstract | Full Text: PDF

1799  

An Active Site Arginine Residue in Tobacco Acetolactate Synthase
Sung-Ho Kim, En-Joung Park, Sung-Sook Yoon, Jung-Do Choi*
Keywords: Acetolatate synthase, Herbicide, Arginine, Chemical modification, Site-directed mutagenesis
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1799

Abstract | Full Text: PDF

1805  

Direct Determination of Total Arsenic and Arsenic Species by Ion Chromatography Coupled with Inductively Coupled Plasma Mass Spectrometry
Sang-Ho Nam,* Jae-Jin Kim,Soung-Sim Han
Keywords: Arsenic species, Ion chromatography, ICP-MS
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1805

Abstract | Full Text: PDF

1809  

Melt-Grafting of Maleimides Having Hindered Phenol Group onto Polypropylene
Taek Hyeon Kim*, Namgun Lee
Keywords: Hindered phenol antioxidant, Melt grafting, Polymer-bound antioxidant
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1809

Abstract | Full Text: PDF

1814  

Li⁺- and H⁺-Exchanged Low-Silica X Zeolite as Selective Nitrogen Adsorbent for Air Separation
Jin-Bae Kim
Keywords: Low-silica X zeolite, Ion-exchange, Selective nitrogen adsorption
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1814

Abstract | Full Text: PDF

1819  

Synthesis of α-Ketobutyrolactones and γ-Hydroxy-α-Keto Acids
Han-Young Kang,* Yumi Ji, Yeon-Kwon Yu, Ji-Yeon Yu, Younghoon Lee, Sang-Joon Lee
Keywords: α-Ketobutyrolactones, γ-Hydroxy-α-keto acids, Indium, Enzymes, Enantiomeric resolution
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1819

Abstract | Full Text: PDF

1827  

Uniform Field Emission from Carbon Nanotubes Fabricated by CO Disproportionation
Jin Seung Lee, Jung Sang Suh*
Keywords: Carbon nanotube, Anodic aluminum oxide, Carbon monoxide, Field emission
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1827

Abstract | Full Text: PDF

1832  

Asymmetric Synthesis of (
Guncheol Kim,* Jae Hak Shim, Jin Hee Kim
Keywords: Indolizidine 209D, B-Alkyl Suzuki coupling, Furan, Reductive amination
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1832

Abstract | Full Text: PDF

1835  

Alkane Oxidation Catalyzed by Manganese-tmtacn Complexes with H₂O₂
Ju Yeon Ryu, Sun Ok Kim, Wonwoo Nam,* Soonyoung Heo, Jinheung Kim
Keywords: Manganese complexes, Mn-tmtacn, Alkane oxidation, Oxidation with H₂O₂
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1835

Abstract | Full Text: PDF

1838  

Determination of Na and Al Ions in Semiconductor Cleaning Solution Using Capillary Electrophoresis
H. P. Lee, H. B. Lim*
Keywords: Cleaning solution, Metal ion, Capillary electrophoresis, Semiconductor
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1838

Abstract | Full Text: PDF

1841  

A Mechanistic Reinvestigation of tris-(p-Bromophenyl)aminium Hexachloroantimonate Induced Deketalization
Paulo M. C. Gloria, Sundaresan Prabhakar,* Ana M. Lobo*
Keywords: Deketalization, tris-(p-Bromophenyl)aminium hexachloroantimonate, Mechanism
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1841

Abstract | Full Text: PDF

1843  

A Novel Synthesis and Crystal Structure of 3,5-Substituted-3H-[1,3,4]thiadiazole-2-thione
Fang Fang Jian,* Pu Su Zhao, Yu Xia Hou, Lu De Lu
Keywords: Synthesis, Crystal structure, 3H-[1,3,4]Thiadiazole-2-thione derivation
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1843

Abstract | Full Text: PDF

1845  

Preparation of Novel Dideuterioallyl Mercaptan
Kyu Ok Jeon, Ji Sook Yu, Chang Kiu Lee*
Keywords: Dideuterioallyl mercaptan, Acrylic acid, Propargyl alcohol, Reduction, Lithium aluminum hydride
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1845

Abstract | Full Text: PDF

1849  

AAS and ICP-AES Analysis of the Iron-sulfur Cluster in YojG (NapF) Protein of aeg-46
Hyo Ryung Kim, Yong Chan Lee, Jae Seon Won, Mu Hyeon Choe*
Keywords: YojG, NapF, aeg-46.5, Iron-sulfur cluster, Electron transfer
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1849

Abstract | Full Text: PDF

1853  

Synthesis and Properties of New Polymer Having Hindered Phenol Antioxidants
Taek Hyeon Kim,* Yirang Song, Jae Nyoung Kim
Keywords: Polymerization, Hindered phenol antioxidants, Maleimides
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1853

Abstract | Full Text: PDF

1856  

Lag Time of the Recombinant Acetohydroxy Acid Synthase from Tobacco
Jihyun Hwang, Jungmok Kim, Young-Tae Kim, Jung-Do Choi, Moon-Young Yoon*
Keywords: Acetohydroxy acid synthase, Substrate activation, Lag time
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1856

Abstract | Full Text: PDF

1859  

Quartz Microtiter Plate in Homogeneous Assay Development
Insook Rhee Paeng,* Eun Ah Lee, Hee Seon Choi
Keywords: Homogeneous assay, Quartz microtiter plate, Biotin
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1859

Abstract | Full Text: PDF

1862  

New Soluble Pentacene Precursors for the Application of Organic Thin-Film Transistors
Meyoung Ju Joung, Jin Hee Ahn, Seung Youl Kang, Kyu Ha Baek, Seong Deok Ahn, Lee Mi Do, Chul Am Kim, Gi Heon Kim, In Kyu You, Sung Min Yoon, Kyung Soo Suh*
Keywords: Soluble pentacene precursor, Organic thin film transistor, Diels-Alder reaction, Organic semiconductor
DOI: https://doi.org/10.5012/bkcs.2003.24.12.1862

Abstract | Full Text: PDF