Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Myung Duk Jang"'
Publikováno v:
Journal of Biomolecular Structure and Dynamics. 36:1948-1957
The interaction of Δ- and Λ-[Ru(phen)2DPPZ]2+ (DPPZ = dipyrido[3,2-a:2′, 3′-c]phenazine, phen = phenanthroline) with a G-quadruplex formed from 5′-G2T2G2TGTG2T2G2–3′(15-mer) was investigated. The well-known enhancement of luminescence int
Publikováno v:
Journal of biomolecular structuredynamics. 36(8)
The interaction of Δ- and Λ-[Ru(phen)
Publikováno v:
Journal of chromatography. A. 1508
Doxycycline (DOX) is one of the tetracycline class of antibiotics and has not been examined for its enantioseparation abilities previously. The purpose of the present work was to evaluate DOX as a chiral selector (CS) using capillary electrophoresis
Publikováno v:
Bulletin of the Korean Chemical Society. 33:2651-2656
Sulfonated cellulose tris(3,5-dimethylphenylcarbamate) (SCDMPC)-coated zirconia monolith (ZM) was used as the chiral stationary phase in capillary electrochromatography for separation of enantiomers of ten chiral compounds in acetonitrile (ACN)-phosp
Publikováno v:
Bulletin of the Korean Chemical Society. 33:1165-1169
Department of Gas-Energy Engineering, Kundong University, Gyeongbuk 760-833, KoreaReceived November 22, 2011, Accepted December 29, 2011The fluorescence intensity of DNA-intercalated ethidium with [ethidium]/[DNA base] being 0.005 wasquenched upon th
Publikováno v:
Bulletin of the Korean Chemical Society. 29:257-260
Hexane waspurchased from EM Sciences (Gibbstown, HPLC-grademethanol was obtained from J.T. Baker (Phillipsburg, USA).Water was processed with an Elgastat UHQ water purifi-cation system (Bucks, UK). All the chemicals were of thebest quality available
Publikováno v:
Bulletin of the Korean Chemical Society. 27:589-592
Quinine has been widely used for enantiomer separation in HPLC as a chiral ion-pairing agent in the mobile phases and as a CSP ligand. In recent years, chiral stationary phases (CSPs) based on the use of carbamoylated derivatives of quinine and quini
Autor:
In Whan Kim, Jung Hag Park, Wonjae Lee, Joon Woo Lee, Jae Jeong Ryoo, Chun Sup Ra, Jin Soon Cha, Young Tae Song, Myung Duk Jang
Publikováno v:
Journal of Separation Science. 27:977-982
Zirconia is known to be one of the best chromatographic support materials due to its excellent chemical, thermal, and mechanical stability. A quinine carbamate-coated zirconia was prepared as a chiral stationary phase for separation of enantiomers of
Publikováno v:
Analytical Sciences. 18:1357-1360
Poly(ethylene glycol) (PEG) in water is known to alter the structure and/or state of water to give a different polarity from that of pure water. We determined using the solvatochromic comparison method the dipolarity/polarizability (pi*), hydrogen bo
Autor:
Jung Hag Park, H. J. Lim, J. K. Suh, Y. K. Lee, Y. K. Ryu, Peter W. Carr, J. K. Park, Myung Duk Jang, H. S. Lee
Publikováno v:
Chromatographia. 49:635-642
The effect of triethylamine (TEA) in the mobile phase on the RPLC retention behavior of small organic solutes has been studied on a conventional polymeric octadecylsilica (ODS) and on a horizontally polymerized ODS. Retention factors for a set of sol