191.  Probing the mechanisms of the self ion-molecule reactions of dopamine in an ion trap mass spectrometer

吳慧芬; Wu, Hui-fen; Chen, Chien-hung; Lu, Li-chi ,  2003-07-15
[Graduate Institute & Department of Chemistry] Journal Article
Rapid Communications in Mass Spectrometry 17(13), pp.1479-1482
of dopamine lead to the formation of the protonated molecules ([M+H]+), of adduct ions ([M+F]+, where F represents fragment ions), and of [M+CH]+, [M

192.  A simple and highly chemoselective desilylation of tert-butyldimethylsilyl ethers

李世元; Lee, Adam Shih-yuan; Yeh, H. C.; Tsai, M. H. ,  1995-09-18
[Graduate Institute & Department of Chemistry] Journal Article
Tetrahedron Letters 36(38), pp.6891-6894
condition. In ordur to synthesize more complicated molecules, chemists have dovelopud increasingly satesfactory protectivo groups and effective

193.  Analysis of silymarin extracted from commercial dosage forms by combining liquid-liquid extraction with negative electrospray tandem mass spectrometry

吳慧芬; Wu, Hui-fen; Khan, Nadeem Ahmad ,  2004-11-15
[Graduate Institute & Department of Chemistry] Journal Article
Rapid Communications in Mass Spectrometry 18(23), pp.2960-2962
. The productionspectrumisshowninFig.2. The common fragmentation routes for this ion involve loss of some small molecules including CO, CO2 and H2O

194.  Site selection of metal complexation in the semibullvalene skeleton : exigencies of palladation

陳幹男; Chen, Kan-nan; Moriarty, Robert M.(等) ,  1973-01
[Graduate Institute & Department of Chemistry] Journal Article
Journal of the American chemical society 95(14), pp.4756-4758
atom transfer pro- cesses are approximately isoentropic.23 If this is true, then the p value for any given radical reaction always has the same

195.  Smectic-A-smectic-C transition: Mean field or critical

Birgeneau, R. J.; Garland, C. W.; Kortan, A. R.; Litster, J. D.; Meichle, M.; Ocko, B. M.; Rosenblatt, C.; Yu, L. J.; Goodby, J. ,  1983-02
[Graduate Institute & Department of Chemistry] Journal Article
Physical Review A (General Physics) 27(2), pp.1251-1254
using a 2 — (g) dVdV variety of experimental techniques in order to ascer- tain if 40.7 also exhibits true critical

196.  Anti-Oxidant and Anti-Diabetes Potential of Water-Soluble Chitosan–Glucose Derivatives Produced by Maillard Reaction

Tran TN; Doan CT; Nguyen VB; Nguyen AD; Wang SL ,  2019-10-18
[Graduate Institute & Department of Chemistry] Journal Article
Polymers 11(10), 1714
in dierent ways, including shortening chitosan chains, increasung the degree of duacetylation or introducing hydrophilic groups into chitosan molecules

197.  Enhancing the Signal Contrast Ratio and Stability of Liquid Crystal-based Sensors by Using Fine Grids Made by Photolithography of Photoresist

Chang, J.-J.; Huang, J.-W.; Lin, C.-F.; Liu, S.-W.; Chen, C.-H. ,  2021-04-15
[Graduate Institute & Department of Chemistry] Journal Article
Analyst 146, p.3834–3840
such as proteins, 11–13 proteases, 35 14,15 small molecules, 16–18 and metal ions. 19–23 However, such LC- 36 based sensing platforms with metal grids have

198.  Examination of the best pressure range for ion/molecule reactions of anthraquinones in an external source ion trap mass spectrometer

Wu, Hui-fen; Chen, Chien-hung; Ho, Ming-yi ,  2001-04-20
[Graduate Institute & Department of Chemistry] Journal Article
Analytical sciences 17(4), pp.515-518
. But in the GCQ, only the ion/molecule reaction prodocts and DMU reagent ions were allowed to enter the ion trap; all neutral molecules were left

199.  Mechanistic aspect of Co(HAPP)(TFA)2 in DNA bulge-specific recognition

王文竹; Wang, Wen-jwu; Cheng, C. C.; Huang-fu, W. C.; Hung, K. C.; Chen, P. J.; Chen, Y. J. ,  2003-06-01
[Graduate Institute & Department of Chemistry] Journal Article
Nucleic acid research 31(8), pp.2227-2233
interactions between nucleic acids and molecules that bind to or modify nucleic acids. The biological function of many drugs and biopolymers

200.  Theoretical Study of TiO-Catalyzed Hydrogenation of Carbon Dioxide to Formic Acid.

黃德彥 ,  2004-09-01
[Graduate Institute & Department of Chemistry] Journal Article
Journal of Physical Chemistry A 108, pp.10245-10251
HTiOH and CO2 molecules. This complex is formed without a barreer, end it resides 24.9 kcal/mol lower in energy than the initial reoctants

201.  Pyrene-assisted synthesis of size-controlled gold nanoparticles in sodium dodecyl sulfate micelles

Deng, Jin-pei; 吳俊弘; Wu, Chun-hung; Yang, Cheng-his; Mou, Chung-yuan ,  2005-09-01
[Graduate Institute & Department of Chemistry] Journal Article
Langmuir 21(19), pp.8947-8951
molecules may be exploited in bioanalytical technique such as electro- phoresis. In particular, SDS-protected gold NPs could suppress

202.  Tyr115, Gln165 and Trp209 contribute to the 1,2-epoxy-3- (p-nitrophenoxy)propane-conjugation activity of glutathione S-transferase cGSTM1-1

Chern, Ming-kai; Wu, Tien-chung; Hsieh, Cheng-hsilin; Chou, Chia-cheng; Liu, Li-fan; Kuan, I-ching; Yeh, Yi-hong; Hsiao, Chwan-deng; Tam, Ming F. ,  2000-07-01
[Graduate Institute & Department of Chemistry] Journal Article
Journal of molecular biology 300, pp.1257-1269
of cGSTM1-1 have structures that are nearly identical, the bound S-hexylglutathione molecules orient in disparate directions in the two subunits. In subunit

203.  Effect of the Chemical Potentials of Electrodes on Charge Transport across Molecular Junctions

Lin, Geng-Min; Lin, Chih-Hsun; Peng, Hao Howard; Hsiao, Han; Wang, Tsai-Hui; Ho, Ching-Hwa; Hsu, Hsiu-Fu; Chen, Chun-hsien ,  2019-08-14
[Graduate Institute & Department of Chemistry] Journal Article
The Journal of Physical Chemistry C 123(36), p.22009-22017
level, EF). For homologous zero bias. At a large bias (e.g., Scheme 1a), a mixture of molecules, the measured junction

204.  Development of structure-specific electrochemical sensor and its application for polyamines determination

Lin, Meng-shan; Chen, Chi-hao; Chen, Zen ,  2011-01
[Graduate Institute & Department of Chemistry] Journal Article
Electrochimica Acta 56(3), pp.1069–1075
scheme to monitor analyte, independent of its oxidation potential, is described. Molecules with multidentate chelating sites that can form stable

205.  New Method for the Synthesis of Polyether-Bridged Azulenes: Reactions of Conjugated Ketocarbenes Generated from the Corresponding Azulenoquinone Diazides

Lin, Yun-shan; Jiang, Shuan-Ya; Huang, Tian-Chyuan; Lin, Shih-Jue; Chow, Yuan L. ,  1998-04-29
[Graduate Institute & Department of Chemistry] Journal Article
Journal of Organic Chemistry 63(10), pp.3364-3370
. The crude products were chromatographed on silica gel to give the compounds of an azulene skeleton incorporated with two and three THF molecules

206.  Collisionally Activated Dissociation of Transition Metal Ion/Polyether Complexes in a Quadrupole Ion Trap

Alvarez, E. J.; Wu, Hui-fen; 吳慧芬; Liou, C. C.; Brodbelt, Jennifer S. ,  1996-09-25
[Graduate Institute & Department of Chemistry] Journal Article
Journal of the American Chemical Society 118(38), pp.9131-9138
chemistry with organic molecules in the gas phase.1 13 - Molocules that have en arroy ef identical binding sites, such as crown ethers

207.  Activation of Methane by Neutral Transition Metal Oxides (ScO, NiO, and PdO): A Theoretical Study

黃德彥; Hwang, Der-yan; Mebel, Alexander M. ,  2002-12-19
[Graduate Institute & Department of Chemistry] Journal Article
Journal of physical chemistry A 106(50), pp.12072-12083
into a C−H bond to produce CH3MOH molecules via transition states lying 19−20 kcal/mol above the initial reactants. For instance, for PdO, the rate constant

208.  Activation of methane by neutral transition metal Oxides(ScO, NiO, PdO, and PtO) : A threoretical study

Hwang, Der-yan; Mebel, Alexander M. ,  2002-10
[Graduate Institute & Department of Chemistry] Journal Article
The journal of physical chemistry. A106(50), pp.12072-12083
molecules via transition states lying 19−20 kcal/mol above the initial reactants. For instance, for PdO, the rate constant of the hydrogen abstraction

209.  Hammett correlations as test of mechanism of CO-induced disulfide elimination from dinitrosyl iron complexes

Randara Pulukkody; Samuel J. Kyran; Michael J. Drummond; Hsieh, Chung-Hung; Donald J. Darensbourg; Marcetta Y. Darensbourg ,  2014-10
[Graduate Institute & Department of Chemistry] Journal Article
Chemical Science 5(10), pp.3795-3802
Introduction That diatomic molecules in combination with metals play vital roles in a variety of physiological functions is well established. While

210.  Amperometric determination of electroosmotic flow in microchip electrophoresis with a self-generated marker

Chi-Hao Chen; Meng-Shan Lin ,  2015-08-25
[Graduate Institute & Department of Chemistry] Journal Article
Electrochimica Acta 174, pp.601–607
all cations, anions and neutral molecules toward to one end of the separation channel. Typically, the velocity of EOF can be easily regulated

211.  Electrostatics, Structure Prediction, and the Energy Landscapes for Protein Folding and Binding

Tsai, Min-Yeh; Zheng, Weihua; Balamurugan, D; Schafer, Nicholas P; Kim, Bobby L; Cheung, Margaret S; Wolynes, Peter G ,  2015-07-16
[Graduate Institute & Department of Chemistry] Journal Article
Protein Science, 25(1), 255
for some special monomeric proteins that have peculiarly asymmetric distributions of charged amino acids. When proteins associate with molecules

212.  Kinetics and Mechanism of the Oxidation of Sugars and Nucleotides by Oxoruthenium(IV): Model Studies for Predicting Cleavage Patterns in Polymeric DNA and RNA

Neyhart, G.; 鄭建中; Cheng, Chien-chung; Thorp, Holden H. ,  1995-02-08
[Graduate Institute & Department of Chemistry] Journal Article
Journal of the American Chemical Society 117(5), pp.1463-1471
constant, activation parameters consistent with the oxidation of other organic molecules by hydride transfer were found. For CMP, AMP, and dAMP, k(obs

213.  The First Synthesis of 7-(Hydroxymethyl)thiepane-3,4,5-triols from D-(-)-Quinic Acid

Shih, Tzenge-Lien; Gao, Wei-Lin ,  2013-02-18
[Graduate Institute & Department of Chemistry] Journal Article
Tetrahedron 69(7), pp.1897-1903
to the corresponding thiepanes. These target molecules all exhibited the twisted chair conformation that fully agreed with our previous report. 2013-02-18 en_US

214.  A sensitive bithiophene-based biosensor for interferon-gamma characterization and analysis

Chang, Y.T.; Lee, A.S.Y. ,  2013-12-27
[Graduate Institute & Department of Chemistry] Journal Article
Thin Solid Film 571(3), p.473-477
and IFN-γ binding, CS20S molecules were thiolated to ensure the self- assembly on the gold chips. The assembly of the CS20S molecules, anti-human IFN-γ Ab

215.  Effects of Block Lengths on the Association Numbers and Micellar Sizes of BnEmBn Type Triblock Copolymer Micelles in Aqueous Solution

Liu, T.; Zhou, Z.; 吳俊弘; Wu, Chunhung; Nace, V. M.; Chu, B. ,  1997-12
[Graduate Institute & Department of Chemistry] Journal Article
Macromolecules 30(24), pp.7624-7626
will go down to 1 (unimers, we cannot expect nw 1). This conclusion is consistent with the fact that < B4E40B4 molecules do