ISSN 0253-2964(Print)
ISSN 1229-5949(Online)
Volume 25, Number 7
BKCSDE 25(7)
July 20, 2004 

953  

N,N\'-Dibromo-N,N\'-1,2-ethanediylbis(p-toluenesulphonamide) as a Useful Reagent for Oxidation of 1,3,5-Trisubstituted Pyrazolines
Ramin Ghorbani-Vaghei*, Davood Azarifar, Behrooz Maleki
Keywords: Pyrazoline, Oxidation, BNBTS
DOI: https://doi.org/10.5012/bkcs.2004.25.7.953

Abstract | Full Text: PDF

955  

Cell-free Conversion of Castasterone in Cultured Cells of Phaseolus vulgaris and Marchantia polymorpha
Tae-Wuk Kim, Hyun-Hee Park, Seong-Ki Kim*
Keywords: Brassinosteroids, Castasterone, Metabolism, Phaseolus vulgaris, Marchantia polymorpha
DOI: https://doi.org/10.5012/bkcs.2004.25.7.955

Abstract | Full Text: PDF

957  

Synthesis, X-ray Structure and Binding Properties of Calix[6]arene-1,4-2,5-Biscrowns
Seung Whan Ko, Byung Ju Ryu, Ki-Min Park, Kwang Hyun No, Jong Seung Kim, Kye Chun Nam*
Keywords: Calix[6]biscrown, X-ray structure, Cesium selectivity
DOI: https://doi.org/10.5012/bkcs.2004.25.7.957

Abstract | Full Text: PDF

959  

Factors Affecting the Magnitude of the Metal-Insulator Transition Temperature in AMo₄O₆ (A=K, Sn)
Dongwoon Jung*, Kwangsik Choi, Sungjin Kim*
DOI: https://doi.org/10.5012/bkcs.2004.25.7.959

Abstract | Full Text: PDF

965  

Interlamellar Silylation of Montmorillonite with 3-Aminopropyltriethoxysilane
Kyeong-Won Park, Oh-Yun Kwon*
Keywords: Montmorillonite, Silylation, Intercalation, 3-Aminopropyltriethoxysilane
DOI: https://doi.org/10.5012/bkcs.2004.25.7.965

Abstract | Full Text: PDF

969  

Studies on the Influence of Mercaptoacetic Acid (MAA) Modification of Cassava (Manihot sculenta Cranz) Waste Biomass on the Adsorption of Cu2+ and Cd2+ from Aqueous Solution
M. Horsfall. Jnr.*, A. I. Spiff, A. A. Abi.
Keywords: Biosorption, Cassava waste, Heavy metal removal
DOI: https://doi.org/10.5012/bkcs.2004.25.7.969

Abstract | Full Text: PDF

977  

Cr(III)-Tetraaza Macrocyclic Complexes Containing Auxiliary Ligands (Part I); Synthesis and Characterization of Cr(III)-Benzoato and Chlorobenzoato Macrocyclic Complexes
Jong Chul Byun*, Goo Cheul Kim, Chung Hun Han
Keywords: Macrocycle, Cr(III) complexes, Chlorobenzoate ligand, Crystal structure
DOI: https://doi.org/10.5012/bkcs.2004.25.7.977

Abstract | Full Text: PDF

983  

Organic Nanotube Induced by Photocorrosion of CdS Nanorod
Sung Won Choi, Joong-Ho Yoon, Myoung Jin An, Won Sik Chae, Hyeon Mo Cho, Moon-Gun Choi, Yong-Rok Kim*
Keywords: Organic nanotube, Photocorrosion, CdS nanorod, PMMA nanotube
DOI: https://doi.org/10.5012/bkcs.2004.25.7.983

Abstract | Full Text: PDF

986  

Palladium(II) Schiff Base Complexes Derived from Allylamine and Vinylaniline
Yoon-Seo Uh, Haiwen Zhang, Christopher M. Vogels, Andreas Decken, Stephen A. Westcott*
Keywords: Salicylaldimines, Allylamine, Palladium, Vinylaniline
DOI: https://doi.org/10.5012/bkcs.2004.25.7.986

Abstract | Full Text: PDF

991  

Synthesis of Certain 6-(Arylthio)uracils and Related Derivatives as Potential Antiviral Agents
Ali A. El-Emam*, Mohamed A. M. Massoud, Eman R. El-Bendary, Magda A. El-Sayed
Keywords: Substituted uracils, Benzothiopyrano[2,3-d]pyrimidine, Pyrimido[5,4-f]benzo[1,4]thiazepines, Antiviral activity, Cytotoxicity
DOI: https://doi.org/10.5012/bkcs.2004.25.7.991

Abstract | Full Text: PDF

997  

A New Strategy for Determining Optimum pH of Isozymes
Kil-Joong Yoon
Keywords: Biosensor, Enzyme electrode, Hydrogen peroxide, Peroxidase, Isozyme
DOI: https://doi.org/10.5012/bkcs.2004.25.7.997

Abstract | Full Text: PDF

1003  

Alkoxybenzylcyanoguanidine Analogs as a Novel Class of Inhibitors for Restenosis
Sunkyung Lee, Kyu Yang Yi*, Sun Kyung Hwang, Jeehee Suh, Byung Ho Lee, Sung-eun Yoo
Keywords: Alkoxybenzylcyanoguanidine, PTCA, Restenosis, Cell proliferation, Intimal hyperplasia
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1003

Abstract | Full Text: PDF

1009  

Spectrophotometric Determination of Nitrite Based on Its Reaction with p-Nitroaniline in the Presence of Diphenylamine in Micellar Media
Abbas Afkhami*, Shokofeh Masahi, Morteza Bahram
Keywords: Spectrophotometric determination, Nitrite, p-Nitroaniline, Diphenylamine, Micellar media
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1009

Abstract | Full Text: PDF

1012  

Novel Group 9 Metal Complexes Containing an S,S\'-Chelating o-Carboranyl Ligand System: Synthesis, Crystal Structures, and Electrochemical Properties of Dinuclear [{(cod)M}₂(S,S\'-S2C₂B₁₀H₁₀)]
Jong-Dae Lee, Bo Young Kim, Chongmok Lee*, Young-Joo Lee, Jaejung Ko*, Sang Ook Kang*
Keywords: Group 9 metal complexes, S,S'-Chelate ligands, Dinuclear metal complexes, o-Carboranyl ligands
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1012

Abstract | Full Text: PDF

1019  

Sorption and Separation of Thiocyanate Gold and Silver Complexes and Determination of Gold by Diffuse Reflectance Spectroscopy
N. V. Danilenko, O. N. Kononova*, S. V. Kachin, A. G. Kholmogorov, Zh. V. Dmitrieva, E. A. Plotnikova
Keywords: Gold, Silver, Anion exchanger, Sorption, Separation
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1019

Abstract | Full Text: PDF

1025  

Characterization of Linear Polymer-Dendrimer Block Copolymer/Plasmid DNA Complexes: Formation of Core-shell Type Nanoparticles with DNA and Application to Gene Delivery in Vitro
Joon Sig Choi, Young Hun Choi, Jong Sang Park*
Keywords: Dendrimer, Block copolymer, Polyplex, Cytotoxicity, Gene delivery
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1025

Abstract | Full Text: PDF

1031  

QCM Study of β-Casein Adsorption on the Hydrophobic Surface: Effect of Ionic Strength and Cations
Myunghee Lee, Su Kyung Park, Chinkap Chung*, Hackjin Kim*
Keywords: Adsorption, β-Casein, Quartz crystal microbalance (QCM), Ionic strength, Cation
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1031

Abstract | Full Text: PDF

1036  

Synthesis and Magnetic Relaxation of [Mn₁₂O₁₂(O₂CCH₂CH₂CH₂Cl)₁₆(H₂O)₄] Complex
WonSuk Jeon, Mi Kyung Jin, YooJin Kim, Duk-Young Jung*, Byoung Jin Suh, Seokwon Yoon
Keywords: Single-molecule magnets, Manganese, Magnetic relaxation, Chlorobutyric acid
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1036

Abstract | Full Text: PDF

1041  

Kinetic Studies on the Structure-Reactivity of Aryl Dithiomethylacetates
Hyuck Keun Oh*, Jie Eun Park, Hai Whang Lee
Keywords: Nucleophilic substitution reaction, Pyridinolysis, Cross-interaction constant, Zwitterionic tetrahedral intermediate, Stepwise mechanism
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1041

Abstract | Full Text: PDF

1046  

The Calculation of Physical Properties of Amino Acids Using Molecular Modeling Techniques (II)
Myung-Jae Lee, Ui-Rak Kim*
Keywords: Physical properties of amino acid, Molecular modeling techniques, Correlation relationships
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1046

Abstract | Full Text: PDF

1051  

Structural and Morphological Behavior of TiO₂ Rutile Obtained by Hydrolysis Reaction of Na₂Ti₃O₇
Seoung-Soo Lee, Song-Ho Byeon*
Keywords: Layered titanates, Rutile, Hydrolysis, Morphology
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1051

Abstract | Full Text: PDF

1055  

A New Cyclophilin Inhibitor from Ganoderma lucidum: Purification and Characterization
Jin Ik Lim, Ki Chul Jeong, In-Sug Kang, Soo-Ja Kim*
Keywords: Cyclophilin inhibitor, PPIase inhibition, Immunosuppression, Ganoderma lucidum
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1055

Abstract | Full Text: PDF

1061  

An Easy-to-Use Three-Dimensional Molecular Visualization and Analysis Program: POSMOL
Sang Joo Lee, Hae Yong Chung, Kwang S. Kim*
Keywords: Molecular program package, Molecular visualization, Molecular graphics, Molecular orbital density, Normal mode
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1061

Abstract | Full Text: PDF

1065  

Synthesis and Structural Characterization of an Air-stable {[HC(pyrazolyl)₃]Cu(PPh₃)}PF₆
In Young Choi, Samyoung Ahn*, Joobeom Seo, Ki-Min Park
Keywords: Tris(pyrazolyl)methane, Tris(pyrazolyl)borate, Copper(I), PPh3
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1065

Abstract | Full Text: PDF

1068  

Syntheses of Liquid Phase [(efac)Ag(P(OR)₃)] Precursors and Their Application to the Preparation of Silver and Silver Selenide Thin Films
Hong-Ki Kim, Han-Cheol Jeong, Kyung Soo Kim, Seok Hwan Yoon, Seung Soo Lee, Kook Won Seo, Il-Wun Shim*
Keywords: Silver(I) phosphite precursors, Ag thin film, Ag2Se thin film
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1068

Abstract | Full Text: PDF

1071  

Crystal Structures of Dioxomolybdenum(VI) Complexes with ONS-Donor Ligands
Do-Won Kim, Uk Lee, Bon-Kweon Koo*
Keywords: Crystal structure, Dioxomolybdenum(VI) complexes, ONS-Donor
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1071

Abstract | Full Text: PDF

1075  

An Efficient Procedure for Deprotection of Acetals under Mild and Heterogeneous Conditions
BiBi Fatemeh Mirjalili*, Mohammad Ali Zolfigol, Abdolhamid Bamoniri, Azizeh Hazar
Keywords: Deprotection, Acetal, Al(HSO4)3, Mg(HSO4)2, NaHSO4·H2O
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1075

Abstract | Full Text: PDF

1078  

The Components of Cacalia tangutica
Zhen-Ling Liu, Xuan Tian*
Keywords: Sesquiterpene, Eremophilane, Cacalia tangutica, Antitumor activity
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1078

Abstract | Full Text: PDF

1081  

The Effect of Steric Hindrance on Rate Constant of a Diels-Alder Reaction on the Hydroquinone-Terminated Self-Assembled Monolayer
Jungil Kim, Wonchoul Park, Hun-Gi Hong*
Keywords: Hydroquinone-tethered SAM, Diels-Alder reaction, Rate constant, Steric hindrance
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1081

Abstract | Full Text: PDF

1085  

Cu(I)-Mediated Alkyl Group Transfer of Alkylboranes to Carboxylic Acid Chlorides
Jung Hoon Choi*, Jee Hwa Chang, Eun Jin Kwak
Keywords: Alkylborane, Carboxylic acid chloride, Alkyl group transfer, Copper(I) iodide
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1085

Abstract | Full Text: PDF

1088  

Facile Preparation of Alkylidenesuccinimides from Maleimides via the Phosphoniosilylation Process
Sun Ho Jung*, Jung Hyun Kim, Jung Hyun Lee
Keywords: Phosphoniosilylation, β-Alkylidenesuccinimide, α, β-Unsaturated imides
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1088

Abstract | Full Text: PDF

1091  

Synthesis of 4-Phenylamino-3-vinylquinoline Derivatives as Gastric H⁺/K⁺-ATPase Inhibitors
Eul Kgun Yum*, Ok-Kyung Yang, Seung Kyu Kang, Hyae Gyeong Cheon, Sung Soo Kim, Joong-Kwon Choi
Keywords: 3-Vinylquinoline, Palladium, Heck reaction, Gastric H+/K+-ATPase
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1091

Abstract | Full Text: PDF

1095  

KCu_0,9Bi_2,7S₅: New Semiconducting Quaternary Bismuth Sulfide
Younbong Park*, Duc-su Choi
Keywords: Bismuth sulfide, Quaternary bismuth chalcogenide, Band gap, Tunnel structure, Semiconductor
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1095

Abstract | Full Text: PDF

1099  

6-Deoxocastasterone and Its Biosynthetic Precursors from Primary Roots of Maize
Tae-Wuk Kim, Woo-Sook Chung, Young-Soo Kim, Seong-Ki Kim*
Keywords: Brassinosteroids, Campesterol, Campestanol, 6-Deoxocastasterone, Maize primary roots
DOI: https://doi.org/10.5012/bkcs.2004.25.7.1099

Abstract | Full Text: PDF