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Bulletin of the Korean Chemical Society (BKCS)

ISSN 0253-2964(Print)
ISSN 1229-5949(Online)
Volume 22, Number 2
BKCSDE 22(2)
February 20, 2001 

 

131  

Amination of Arenes with Diethyl Azodicarboxylate (DEAD)
Ka Young Lee, Yang Jin Im, Taek Hyeon Kim, Jae Nyoung Kim
Keywords: Amination, Diethyl azodicarboxylate, Trifluoroacetic acid, Trifluoromethanesulfonic acid.

Abstract | Full Text: PDF


133  

A Study toward the Total Synthesis of Forskolin(IV)
Kyunghae Lee, Hoseop Yun, Hongbum Kim
Keywords: Forskolin, Polyene cyclization, Monocyclization, Protonic acid promoted cyclization.

Abstract | Full Text: PDF


135  

Synthesis of 4-Hydroxyquinolines from the Baylis-Hillman Adducts of o-Nitrobenzaldehydes
Jae Nyoung Kim, Ka Young Lee, Heui-Suk Ham, Hyoung Rae Kim, Eung K. Ryu
Keywords: 4-Hydroxyquinolines, Baylis-Hillman adducts, o-Nitrobenzaldehydes, Photoreaction.

Abstract | Full Text: PDF


137  

Prediction of Asymmetric Resonance in the Photodissociation Spectrum of SH
Sungyul Lee
Keywords: Asymmetric resonance, Photodissociation, SH.

Abstract | Full Text: PDF


139  

Synthesis of Novel 2-Aryl-2-methyl-2,3-dihydrobenzofurans
No-Sang Park, Young-Sik Jung, Chun Ho Park, Chul-Min Seong, Hee-Jong Lim *
Keywords: 2-Aryl-2-methyl-2,3-dihydrobenzofuran, Antioxidant, Lipid peroxidation, Claisen rearrangement.

Abstract | Full Text: PDF


141  

Oxidative Synthesis of Benzoylpteridines from Benzylpteridines by Potassium Permanganate
Yeonhee Kim, Yonghan Kang, Daejin Baek
Keywords: Benzylpteridines, Benzoylpteridines, Diphenylmethane derivatives, Oxidation of pteridines.

Abstract | Full Text: PDF


145  

Three Binding Sets Analysis of α-Lactalbumin by Interaction of Tetradecyl Trimethyl Ammonium Bromide
M. R. Housaindokht, J. Chamani, A. A. Saboury, A. A. Moosavi-Movahedi, M. Bahrololoom
Keywords: TTAB, a-Lactalbumin, Unfolding, Scatchard plot.

Abstract | Full Text: PDF


149  

Construction of Dihydro-1,4-dioxins: Synthesis of Dihydro-1,4-dioxin-3-carboxanilides
Hoh-Gyu Hahn, Kee Hyuk Chang, Kee Dal Nam
Keywords: Agrochemical, Fungicide, Pesticide, Dihydro-1,4-dioxin, a, b-Unsaturated carboxanilide.

Abstract | Full Text: PDF


154  

Molecular Orbital Calculations for the Formation of GaN Layers on Ultra-thin AlN/6H-SiC Surface Using Alternating Pulsative Supply of Gaseous Trimethyl Gallium (TMG) and NH3
Seeyearl Seong, Jin-Soo Hwang
Keywords: GaN, CVD, MO-Theory.

Abstract | Full Text: PDF


159  

Analysis of Si3N4 Ultra Fine Powder Using High-pressure Acid Digestion and Slurry Injection in Inductively Coupled Plasma Atomic Emission Spectrometry
K. H. Kim, H. Y. Kim, H. B. Lim
Keywords: Si3N4, Slurry nebulization, Inductively coupled plasma spectrometry, Atomic emission spectrometry, Acid digestion.

Abstract | Full Text: PDF


164  

Crystal Structures of Ni2+ - and Tl+ - Exchanged Zeolite X, Ni17Tl58Si100Al92O384 and Ni12Tl68Si100Al92O384
Mee Kyung Song, Bo young Yoon, Yang Kim
Keywords: Structure, Zeolite X, Nickel, Thallium, Ion-exchange.

Abstract | Full Text: PDF


171  

A Study on Purge Efficiency in Purge and Trap Analysis of VOCs in Water
Kang-Jin Lee, Heesoo Pyo, Song-Ja Park, Eun-Ah Yoo, Dai-Woon Lee
Keywords: Volatile organic compounds (VOCs), Purge and trap, Purge efficiency, Indirect coupling.

Abstract | Full Text: PDF


179  

Synthesis of Poly(cinnam-4’-yl methyl methacrylate) Derivatives and Their Thermal Stability as Photoalignment Layer
Jongwoo Lee, Hakwon Kim, Hongdoo Kim
Keywords: Poly(cinnamate), Photoalignment, LCD, Thermal stability.

Abstract | Full Text: PDF


183  

Synthesis and Properties of Poly(2-ethynyl-N-propargylpyridinium bromide)
Yeong-Soon Gal, Won-Chul Lee, Tai-Long Gui, Sang-Seob Lee, Jang-Soon Bae, Bong-Shik Kim, Sang-Hee Jang, Sung-Ho Jin
Keywords: Conjugated polymer, 2-Ethynyl-N-propargylpyridinium bromide, Cyclopolymerization, Transition metal catalyst.

Abstract | Full Text: PDF


189  

Studies of the Passivation Film as a Function of the Concentration of Electrolyte in Lithium-ion Battery
Kwang-il Chung, Myoung-Woo Chung, Woo-Seong Kim, Shin-Kook Kim, Yung-Eun Sung, Yong-Kook Choi
Keywords: Passivation film, Lithium ion battery.

Abstract | Full Text: PDF


194  

Membranes of Polyurethanes Containing Crystalline Soft Segments:Oxygen Permeability and Morphology
Hyo-Jin Oh, Wan-Young Kim, Yong-Seob Jeong, Youn-Sik Lee
Keywords: Membranes, PU, CPVC, PEG, PBS, Oxygen permeability.

Abstract | Full Text: PDF


199  

An Europium(III) Hydrolytic Catalyst Favoring Anionic Phosphate Esters over Phosphate Triester
Chang Won Yoon, Soon Jin Oh, Young Jin Jeon, Young-Seo Choi, Youn-Kyoung Son, Seok Hwangbo, Ja Kang Ku, Joon Won Park
Keywords: Europium hydrolytic catalyst, Phosphate esters, Luminescence spectra.

Abstract | Full Text: PDF


205  

Determination of Copper in Uniformly-Doped Silicon Thin Films by Isotope-Dilution Inductively Coupled Plasma Mass Spectrometry
Chang J. Park, Myoung J. Cha, Dong S. Lee
Keywords: Copperdopant, Silicon thin films, ICP-MS, SIMS.

Abstract | Full Text: PDF


210  

Widths and Positions of Isolated Resonances in the Predissociation of SH: Quantal Treatments
Sungyul Lee, Hosung Sun
Keywords: Resonance, Predissociation, SH.

Abstract | Full Text: PDF


213  

STM Study of 2-Mercaptoethanol Self-Assembled Monolayer on Au(111)
Moonsup Hyun, Choong Kyun Rhee
Keywords: Self-assembled monolayer (SAM), 2-Mercaptoethanol, Au(111), Scanning tunneling microscope (STM).

Abstract | Full Text: PDF


219  

Silver Colloidal Effects on Excited-State Structure and Intramolecular Charge Transfer of p-N,N-Dimethylaminobenzoic Acid in Aqueous Cyclodextrin Solutions
Jungkwon Choi, Yanghee Kim, Minjoong Yoon, Seung Joon Lee, Kwan Kim, Sae Chae Jeoung
Keywords: p-N,N-Dimethylaminobenzoic acid, Intramolecular charge transfer, Cyclodextrin silver colloidal effects.

Abstract | Full Text: PDF


228  

Synthesis and Emission Characteristics of Novel Red Electroluminescent Dye Containing CN Group
Dong Uk Kim, Byung Moon Kim
Keywords: Organic electroluminescent device, Fluorescent dye.

Abstract | Full Text: PDF


231  

Rh-Catalyzed Enantioselective Hydrosilylation of Aromatic Ketones Using (S,S)-Phos-Biox as a Chiral Ligand
Sang-gi Lee, Chung Woo Lim
Keywords: Enantioselective, Rhodium, Hydrosilylation, Chiral ligand.

Abstract | Full Text: PDF


234  

A New and Facile Synthesis of 2-Pyridones
Young Kwan Ko, Seung Chul Lee, Dong Wan Koo, Mankil Jung, Dae-Whang Kim
Keywords: 2-Pyridone, Coumalic acid, 4-(Methoxymethylene)-2-pentenedioate, Dienamino ester.

Abstract | Full Text: PDF


237  

Improvement of Diastereoselectivity in Oxyselenenylation of B Cyclohexene with (R,R)-Hydrobenzoin Employing Chiral Selenium and Achiral Methylselenium Electrophiles
Kwan Soo Kim, Choong Woon Moon, Jung Keun Hong, Jin Hwan Kim
Keywords: (R,R)-Hydrobenzoin, Chiral selenium reagents, Asymmetric oxyselenenylation, (R,R)-1,2-Dinaphthalenylethan-1,2-diol.

Abstract | Full Text: PDF


241  

Aging Effect on the Thermal Bleaching Reaction of Photomerocyanine Form of Spironaphthooxazine Doped in Polystyrene Film
In-Ja Lee
Keywords: Thermal bleaching, Spironaphthooxazine, Dispersive kinetic, Local free volume, Aging.

Abstract | Full Text: PDF


244  

The Reaction of Polypyridyl Ru Mono-oxo Complexes Toward Sulfur Compounds
Won K. Seok
Keywords: Ru mono-oxo complexes, Oxidation, Sufides, Mechanism, Kinetic.

Abstract | Full Text: PDF