ISSN 0253-2964(Print)
ISSN 1229-5949(Online)
Volume 11, Number 5
BKCSDE 11(5)
May 20, 1990 

361  

Synthesis of A δ-Lactam Analogue of Penem Carboxylate
Eun Lee*, Dong Youl Lim, Kyung Ae Lee

Abstract | Full Text: PDF

362  

Absence of Polarizability Effect on the α-Effect in Aminolyses of p-Nitrophenyl Acetate and S-p-Nitrophenyl Thioacetate
Ik-Hwan Um*, Kyung-Eun Choi, Dong-Sook Kwon

Abstract | Full Text: PDF

364  

Selective Transport of Amino Acids Derivatives through Calix[6]arene-Based Liquid Membrane
Suk-Kyu Chang*, Hyen-Joo Son, Hong-Sik Hwang, Yong-Soo Kang

Abstract | Full Text: PDF

365  

Cyclization of β-Amino Acids to β-Lactams by Using Diethyl 2-(3-oxo-2,3-dihydro-1,2-benzisosulfonazolyl)phosphonate
Young Haeng Lee*, Won Sik Choi, Dong-Seok Lho

Abstract | Full Text: PDF

367  

Hydrogen Bonding between Thioacetamide and Some N,N-dimethylalkylamides in Chloroform
Hee-Suk Park, Jae-Young Choi, Yong-Ae Kim, Young-Duk Huh, Chang-Ju Yoon, Young-Sang Choi*

Abstract | Full Text: PDF

371  

Conduction Mechanism for PAP and Comparison of Physical Properties of PAP with other Polyaniline-based Conducting Polymers
Kyung Moon Choi, Eun Ju Lee, Keu Hong Kim*

Abstract | Full Text: PDF

376  

Structure and Activity of Quinolone Antibacterial Agents. 1,7-Substituted 1-Ethyl-6-fluoro-1,4-dihydro-4-oxoquinoline-3-carboxylic Acids
Youn Ho Shin, Eung K. Ryu, Young Kee Kang*

Abstract | Full Text: PDF

379  

Preparation, Structure, and Photoemission Studies on the High Temperature Superconductor YBa2Cu3-xNixO7-δ
Jin-Ho Choy*, Won-Young Choe

Abstract | Full Text: PDF

383  

New Thiazolo[3,2-b][1,2,4]triazole Derivatives : Useful Compounds for the Preparation of 7-Substituted Cephalosporins
Ghilsoo Nam, Jae Chul Lee, Dae Yoon Chi*, Joong-Hyup Kim*

Abstract | Full Text: PDF

386  

Formation Process of a Red Phosphor, Y2O2S : Eu3+
So-Young Chang, Chai-Ik Jeon, Chong-Hong Pyun, Q. Won Choi, Chang-Hong Kim

Abstract | Full Text: PDF

391  

Gas Phase Thermal cis-trans Isomerization Reaction of 1-Bromopropene
Do Sung Huh, Jae Young Um, Sun Jin Yun, Kwang Yul Choo, Kyung-Hoon Jung*

Abstract | Full Text: PDF

396  

FT-IR Spectroscopic Characterization of Oxidized and Reduced Titania
Kwan Kim

Abstract | Full Text: PDF

399  

13C NMR Studies of the Chelate Ring Opening-Closing Process in (Nitrilotriacetato)vanadate(Ⅴ) dioxovandate(Ⅴ) Ion
Man Ho Lee*, Kjeld Schaumburg

Abstract | Full Text: PDF

403  

Acidic and Catalytic Properties of Modified Silica Catalyst with Benzenesulfo Groups
Jong Rack Sohn, Sam Gon Ryu, Young Il Pae, Sang June Choi*

Abstract | Full Text: PDF

407  

Three Binary Ion-Exchange Isotherms in Zeolite A : Cs+-Ag+, Ag+-Na+, and NH4+-Na+
Nam Ho Heo*, Yang Kim, Gloria C. H. Lin, Karl Seff

Abstract | Full Text: PDF

411  

Optical Resolution of Dabsyl Amino Acids in Reversed-Phase Liquid Chromatography
Sun Haing Lee*, Tae Sub Oh, Young Cheal Lee

Abstract | Full Text: PDF

415  

Synthesis and Electrical Conductivities of Poly(1,4-phenylenevinylene-co-2,3,5,6-tetramethyl-1,4-phenylenevinylene)s
Jung-Il Jin*, Heung-Joong Kang, Hong-Ku Shim

Abstract | Full Text: PDF

420  

Carbonylation of Benzal Chlorides to Alkyl Phenylacetates using Fe(CO)5
Sang Chul Shim*, Chil Hoon Doh, Sung Yub Lee, Chan Sik Cho

Abstract | Full Text: PDF

422  

Semiempirical MO Calculation of Hetero Atom Three-Membered Ring Compounds (Ⅰ) : N-Nitroso-aziridine, -oxaziridine, and -dioxaziridine
Ki Woon Hwang

Abstract | Full Text: PDF

427  

The Crystal Structure of Cholesteryl Aniline
Young Ja Park*, Sangsoo Kim, Seung Bun Lee

Abstract | Full Text: PDF

431  

Synthesis and Characterization of New Nickel (Ⅱ) and Copper (Ⅱ) Complexes of the Hexaaza Macrobicyclic Ligand 8-Methyl-1,3,6,8,10,13-hexaazabicyclo[11,2,1]hexadecane
Shin-Geol Kang*, Soo-Kyung Jung, Jae Keun Kweon

Abstract | Full Text: PDF

435  

Kinetic Isotope Effects in the Nucleophilic Substitution Reactions of Benzyl- and 1-Phenylethyl -benzenesulfonates with Deuterated Aniline Nucleophiles
Ikchoon Lee*, Han Joong Koh, Bon-Su Lee, Hai Whang Lee, Jae Ho Choi

Abstract | Full Text: PDF

438  

A Lattice Statistical Thermodynamic Study of Bilayer Amphiphile Molecules
Young Shang Pak, Hyungsuk Pak*

Abstract | Full Text: PDF

446  

A Calculation for the Viscosity of Liquid Metals
Wonsoo Kim, Tong-Seek Chair*

Abstract | Full Text: PDF

450  

A Classification of Obsidian Artifacts by Applying Pattern Recognition to Trace Element Data
Chul Lee*, Myung-Zoo Czae, Seungwon Kim, Hyung Tae Kang, Jong Du Lee

Abstract | Full Text: PDF

455  

A Synthetic Study on Trans-2,5-Disubstituted Tetrahydrofurans via Phenylselenoetherification
Sung Ho Kang*, Tae Seop Hwang, Joong Ki Lim, Wan Joo Kim

Abstract | Full Text: PDF

460  

Dopping Effect of Fluorine Atom on the Superconductivity of YBa2Cu3O7-xFy
Keu Hong Kim*, Seung Koo Cho, Yoo Young Kim, Jong Sik Park, Mu-Yong Choi

Abstract | Full Text: PDF

464  

Semiconducting Behavior in the Polymeric Zintl Phase Material K2Ga2Sb4
Biao Wu, Teresa L. T. Birdwhistell, Moo-Jin Jun, Charles J. O'Connor*

Abstract | Full Text: PDF

467  

Synthesis of Carbamates from Amine, Acetylenic Alcohol, and CO2 using Lanthanide as Catalyst
Sang Chul Shim*, Jin Ook Baeg, Chil Hoon Doh, Young Zoo Youn, Tae Jeong Kim

Abstract | Full Text: PDF

468  

Syntheses of 5-Pentadecyl-10,15,20-Triphenyl-porphyrin, and Its Zn(Ⅱ) and Mn(Ⅲ) Complexes
Young-Tae Park*, Ha-Won Kim

Abstract | Full Text: PDF