Summary:  -7). 2-Phenyl-1,2,3,4-tetrahydro-quinoxaline was obtained with 86% ee (Entry 8). Low enantioselectivity... -quinoxalines22 (except 2-phenyl-quinoxaline 11, 14 and 15) To a flame dried 3-necked flask, 2-chloroquinoxaline... Chapter 3 Asymmetric hydrogenation of 2- and 2,6-substituted ...

Source: Groningen, Rijksuniversiteit - Centre for Ecological and Evolutionary Studies, Department of Marine Benthic Ecology and Evolution,

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  -Columbia, Columbia, Missouri 65211 ReceiVed April 4, 2007 As a continuation of our research in the quinoxaline 1,4-di... was observed in derivatives with electron-withdrawing groups in position 6 or 7 on the quinoxaline ring... of these quinoxaline N-oxides. Introduction Quinoxaline derivatives are a class ...

Source: Gates, Kent. S. - Departments of Chemistry & Biochemistry, University of Missouri-Columbia

Collection: Chemistry

Summary:  quinoxalines 3.1 Introduction 90 3.2 Goal of the research 93 3.3 Results and Discussion 93 3.4 Conclusion 97 3... .3.1.1 Protective group screening 129 4.3.1.2 Scope 131 4.3.1.3 Deprotection of the N-o-methoxy-phenyl amines 132 4

Source: Groningen, Rijksuniversiteit - Centre for Ecological and Evolutionary Studies, Department of Marine Benthic Ecology and Evolution,

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  such as 22-biquinoline, we point out that the terminal phenyl rings of the polymer are normal to the surface... of these terminal phenyl rings parallel to the polymer unit mean plane. Thermostable insulating polymers have become... observations are consistent with a special organization of the last polymer unit rings at the surface: ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  quinoxalines 3.1 Introduction 90 3.2 Goal of the research 93 3.3 Results and Discussion 93 3.4 Conclusion 97 3... .3.1.1 Protective group screening 129 4.3.1.2 Scope 131 4.3.1.3 Deprotection of the N-o-methoxy-phenyl amines 132 4... the counterion to the weakly coordinating tetrakis[3,5-bis(trifluoromethyl)phenyl]borate ...

Source: Groningen, Rijksuniversiteit - Centre for Ecological and Evolutionary Studies, Department of Marine Benthic Ecology and Evolution,

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  , by this technique, to distinguish between the carbon atoms in the phenyl and in the quinoxaline groups. We report... is a C6 phenyl-like ring) and they build together the so-called quinoxalinegroup ;the third ring... is a regular phenyl group. On the basis of LCAO calculations [5] and XANES studies [6] ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  pressures of quinoxaline, quinazoline, phthalazine, benzo[c]cinnoline, 1,10-phenanthroline, phenazine... evaluated in this study include quinoxaline, quinazoline, phthalazine, ben- zo[c]cinnoline, phenazine, and 1... in this study. From left to right, top to bottom: quinoxaline, quinazoline phthalazine, benzo

Source: Chickos, James S. - Department of Chemistry and Biochemistry, University of Missouri-St. Louis

Collection: Chemistry

Summary:  such as quinolines, quinoxalines and indoles, due to the fact that chiral heterocyclic compounds are often found... - and 2,6-substituted quinolines1 and quinoxalines2 catalyzed by iridium complexes of BINOL

Source: Groningen, Rijksuniversiteit - Centre for Ecological and Evolutionary Studies, Department of Marine Benthic Ecology and Evolution,

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  .23 42-hydroxy 8.20, 2.74 39 Imidazoles #12;2-Methylimidazole 7.75 43 Histidine methylester 5.2 (NH2 7... Quinazoline 27 Alcohols and oxygen acids 10, 11 Quinoxaline 27 Amino Acids 12 Special Nitrogen Compounds 28... -(3,4-dihydroxyphenyl)- ethylamine 8.78 11 N-methyl-2-phenyl 10.31 11Fluoro-substituted amines ...

Source: Hochberg, Michael - Department of Electrical Engineering, University of Washington at Seattle

Collection: Engineering ; Materials Science

Summary:  Redox-Activated, Hypoxia-Selective DNA Cleavage by Quinoxaline 1,4-di-N-Oxide Brian Ganley, Goutam... , University of Missouri­Columbia, Columbia, MO 65211, USA Received 27 March 2001; accepted 2 May 2001 Abstract--Quinoxaline... -electron reduction of quinoxaline 1,4-dioxides under low-oxygen (hypoxic) conditions leads to DNA ...

Source: Gates, Kent. S. - Departments of Chemistry & Biochemistry, University of Missouri-Columbia

Collection: Chemistry

Summary:  at higher temperatures (entry 6). Pyridine N-oxides substituted with a phenyl group at the para or ortho... Chemical Society9254 9 J. AM. CHEM. SOC. 2008, 130, 9254­9256 #12;quinoxaline, and pyridazine were also... , reaction of 1a or its para derivative with benzene afforded the corresponding ortho phenylated products

Source: Chang, Sukbok - Department of Chemistry, Korea Advanced Institute of Science and Technology

Collection: Chemistry

Summary:  4 (instead of the phenyl substituent) enhances the ee's in Heck reaction, allylic alkylation... with the fact that there is a restricted rotation around the P-C(ipso) bonds of the P(3,5-di-methyl-phenyl... Ar = 3,5-(CF3)-phenyl O O Scheme 4.4 Rueping's organocatalytic reduction of N-aryl imines

Source: Groningen, Rijksuniversiteit - Centre for Ecological and Evolutionary Studies, Department of Marine Benthic Ecology and Evolution,

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  (AP5 or APV) Antagonist = 6-cyano-7-nitro-quinoxaline- (CNQX) mGluR mGluR receptor: Agonist = 2-amino

Source: Hasselmo, Michael - Department of Psychology & Computational Neurophysiology Laboratory, Boston University

Collection: Biology and Medicine

Summary:  ,3-diphenyl-5,8-bis(trimethylsilylethynyl)quinoxaline 3a, 2,3-diphenyl-5,8- bis(ethynyl)quinoxaline 3b, 4... , n = 4 or 2; R = phenyl, oligopyridyl, oligothienyl, fluorenyl, etc.) represent a particularly... .53(14)­91.66(13) . As with the related diplatinum complexes the two terminal phenyl rings are ...

Source: Schmidt, Matthias - Physikalisches Institut, Universität Bayreuth

Collection: Physics ; Materials Science

Summary:  between the enolate or enol of a-phenyl- selenino ketones and selenenylating species formed during... -Arylseleno carboxylic esters have been prepared by nucleophilic displacements of a-halo esters by phenyl- selenolate a... aldehydes and ketones to their a-phenyl- seleno derivatives, and this represents an important route

Source: Reich, Hans J. - Department of Chemistry, University of Wisconsin at Madison

Collection: Chemistry

Summary:  Acids as a Source of Phenyl Anions. Nathan Knotts and Rainer Glaser* Department of Chemistry, University... of Missouri­Columbia, Columbia, MO 65211 Phenylboronic acid, 1, is a source of reactive phenyl anions... - and phenyl anion in two steps as outlined in the Scheme. B OH OH OH B OH OH OH B OH OH OH OH +B OH OHHO OH 1

Source: Glaser, Rainer - Department of Chemistry, University of Missouri-Columbia

Collection: Chemistry

Summary:  of ACEA-1 021 , ACEA-1 031 , 5,7-diCIKA, and DNQX. Pharmacology of Novel Quinoxaline-2,3-diones 569 mate... compounds (25-28), and (vi) 3-acyl-4-hydroxy-, 3-nitro-3,4-dihydro-, and 3-phenyl-4-hy- droxyquinolin-2(1H... , and in vivo bioavailability (19, 29, 31). Quinoxaline-2,3-diones were initially described as selective ligands

Source: Huettner, James E. - Department of Cell Biology and Physiology, Washington University in St. Louis

Collection: Biology and Medicine

Summary:  reaction under microwave heat- ing. The acceptors included 2,3-bis(4-(2-ethylhexyloxy)phenyl)- 5,8-bis[50... -bromo-dithien-2-yl-quinoxalines] (DTQ) and 3,6-bis(5- bromothiophen-2-yl)-2,5-bis(2-ethyl... )propyl-1-phenyl-[6,6]-C-71 (PC71BM) under illumina- tion of AM 1.5G (100 mW cmÀ2 ) solar simulator

Source: Meng, Hsin-Fei - Institute of Physics, National Chiao Tung University

Collection: Physics ; Materials Science

Summary:  measurements are reported for a powder sample of the spin-1/2 quantum para- magnet Cu quinoxaline Br2. Magnetic... indicates that Cu quinoxaline Br2 is a coordination polymer spin ladder, with weak interladder interactions... structure of Cu quinoxaline Br2 Cu C8H6N2 Br2 is monoclinic with space group C2/m and lattice constants ...

Source: Broholm, Collin Leslie - Department of Physics and Astronomy, Johns Hopkins University

Collection: Physics

Summary:  -[3-ACETYL-4-[3-(tert-BUTYLAMINO)-2-HYDROXYPROPOXY] PHENYL]-1,1-DIETHYLUREA.HCl CELIPROLOL 2757... -p-PHENYLENEDIAMINE 135-88-6 AGERITE POWDER PHENYL-beta-NAPHTHYLAMINE 93-46-9 AGERITE WHITE sym... -AMINOAZOTOLUENE 77094-11-2 2-AMINO-3,4-DIMETHYLIMIDAZO[4,5-f]QUINOLINE MeIQ 77500-04-0 2-AMINO-3,8-DIMETHYLIMIDAZO[4,5-f]QUINOXALINE

Source: Gold, Lois Swirsky - Carcinogenic Potency Database, Lawrence Berkeley National Laboratory

Collection: Environmental Sciences and Ecology ; Biology and Medicine

Summary:  -bridged manganese(II) complex, [Mn(dpq)(N3)2]n [dpq = dipyrido-(3,2-d:20 ,30 -f)-quinoxaline] (1), was synthesized... . Herein, we report a new 1D spin-canted Mn­azido complex [Mn(dpq)(N3)2]n [dpq = dipyrido-(3,2-d:20 ,30 -f)-quinoxaline... - dine; bpm = bis(pyrazol-1-yl)methane; 3-Et,4-Mepy = 3-ethyl-4-methyl- pyridine; L1 = ...

Source: Gao, Song - College of Chemistry, Peking University

Collection: Chemistry ; Materials Science

Summary:  -bridged manganese(II) complex, [Mn(dpq)(N3)2]n [dpq = dipyrido-(3,2-d:20 ,30 -f)-quinoxaline] (1), was synthesized... . Herein, we report a new 1D spin-canted Mn­azido complex [Mn(dpq)(N3)2]n [dpq = dipyrido-(3,2-d:20 ,30 -f)-quinoxaline... - dine; bpm = bis(pyrazol-1-yl)methane; 3-Et,4-Mepy = 3-ethyl-4-methyl- pyridine; L1 = ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  groups reported that poly(phenyl quinoxaline) as electron transport material improved the electron... layer (HTL) in phenyl-substituted poly(p-phenylenevinylene) (Ph-PPV) based PLEDs resulted in a shift

Source: Boo, Jin-Hyo - Department of Chemistry, Sungkyunkwan University

Collection: Materials Science

Summary:  , triazine, quinoline, isoquinoline, carbazole, purine, pyradazine, pyrazine, quinoxaline, quinazoline... .b Phenyl incorporation not observed. Tertiary halides remained unchanged although tertiary radicals... , phenyl or vinyl Grignard reagents into allenoates is regio- and stereospecific. Ma, S. JACS, 2007, 129

Source: Turro, Nicholas J. - Department of Chemistry, Columbia University

Collection: Chemistry

Summary:  -{2-[4-(2,3-dimethyl-phenyl)-piperazin-1-yl]ethyl}1H- benzotriazole, expressed clozapine-like in vitro binding profile... , substi- tuted benzimidazoles, benztriazoles and 1,4-dihydro- quinoxaline-2,3-diones). Variations... from the view of the `DA­5-HT hypothesis',4;5 where compound 2, 5-{2-[4-(2,3-dimethyl-phenyl

Source: Champagne, Frances A. - Department of Psychology, Columbia University

Collection: Biology and Medicine

Summary:  ............................................................................... 78 5.2. Étude sur des dérivés de quinoxalines

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  reaction channel involving the loss of a phenyl ring. On the other hand, our calculations show... is very excited, then separate parts (e.g. pendant phenyl rings) can interact with each other almost... independently. The analysis of the molecular motion after emission shows that the oscillations along the phenyl

Source: Garrison, Barbara J.- Department of Chemistry, Pennsylvania State University

Collection: Chemistry ; Materials Science

Summary:  a phenyl group on the drugs CGP-68730A or LG-121104 is the enantioselective hydrogenation of a N... -aryl -enamine. Other approaches include the #12;204 Chapter 6 coupling of an amine and a phenyl moiety, however... . The highest enantioselectivity was obtained in the hydrogenation of - phenyl N-phenyl enamino ...

Source: Groningen, Rijksuniversiteit - Centre for Ecological and Evolutionary Studies, Department of Marine Benthic Ecology and Evolution,

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  (CNQX) and 6-nitro-7-sulphamoylbenzo[f]quinoxaline-2,3- dione (NBQX). The amplitude of the f... Bicuculline methochloride, 6-cyano-7-nitroquinoxaline-2,3-dione (CNQX), 6-nitro-7-sulphamoylbenzo[f]quinoxaline... -4- isoxazolepropionic acid; CA, Cornu ammonis; CNQX, 6-cyano-7-nitro- quinoxaline2,3-dione; CPA, N6

Source: Cossart, Rosa - Institut de Neurobiologie de la Méditerranée, Inserm

Collection: Biology and Medicine

Summary:  katalysator voor de AH van 2- en 2,6-gesubstitueerde quinolines1 en quinoxalines.2 De enantioselectiviteit die

Source: Groningen, Rijksuniversiteit - Centre for Ecological and Evolutionary Studies, Department of Marine Benthic Ecology and Evolution,

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  Quinoxaline-Based Poly(aryleneethynylene)s Carlito G. Bangcuyo, Joe M. Ellsworth, Una Evans... the synthesis, ionochromic effect, and electrochemistry of the first quinoxaline-containing PAEs, 3 and 6... furnished the quinoxalines 1 and 4 in high yields by condensation with benzil or acenaphthenequinone under

Source: Myrick, Michael Lenn - Department of Chemistry and Biochemistry, University of South Carolina

Collection: Chemistry

Summary:  ,8-dimethylimidazo[4,5-f]quinoxaline (MEIQx) NTP 2-Amino-3-methylimidazo[4,5-f]quinoline (IQ) NTP 2-Amino-5-(5-nitro... HazardousWaste arsine ToxicGas Arsine, diethyl- AcutelyHazardousWaste Arsonous dichlotide, phenyl- Acutely... -11- 2] IARC-2B MeIQx (2-Amino-3,8-dimethylimidazo[4,5-f]quinoxaline) [77500- 04-0] IARC-2B Melphalan

Source: Prentiss, Mara - Department of Physics, Harvard University

Collection: Physics

Summary:  together two resultant phenyls mechanically by lateral manipulation and, finally, their chemical... used in synthetic chemistry due to its versatility in the association of substituted phenyls to complex... of three steps (Fig. 1): dissociation of iodobenzene C6H5I to phenyl C6H5 and iodine, diffusion of ...

Source: Hla, Saw-Wai - Department of Physics and Astronomy, Ohio University

Collection: Materials Science ; Physics

Summary:  and contractions were recorded, BEC and oxadiazolo quinoxalin-1-one (ODQ, 10 5 M, pre- pared in DMSO), a soluble... shortening (FS) and [Ca2 ]i, which is reversed by administration of oxadiazolo quinoxalin-1-one (ODQ) during... , boronoethyl chloride (a specific arginase inhibitor); ODQ, oxadiazolo quinoxalin-1-one (a soluble ...

Source: Margulies, Ken - Pennsylvania Muscle Institute, University of Pennsylvania

Collection: Biology and Medicine

Summary:  NNRTIs such as carboxanilide (core 2), quinoxaline (core 6), and phenethylthiazolethiourea (PETT, core 7... ,5,6,7-tetrahydroimidazo- Table 6. Quinoxaline Analogues, Core 6 no. R1 R2 R3 X activity ca. Gexptl Q01 CH2SCH3 COO... .01 -12.84 5a (Sustiva) 55 -12.35 5b (Sustiva) 56, 57 -10.40 6 (quinoxaline) 59 -9.48 7 (PETT) 60, 61 -9

Source: Rizzo, Robert C. - Department of Applied Mathematics and Statistics, SUNY at Stony Brook

Collection: Chemistry ; Biology and Medicine

Summary:  of the compounds except olaquindox. Desoxycarbadox and quinoxaline, two structurally related compounds that lack... -hydroxyquinoline and quinoxaline 2,3-diol, respectively, in reactions with MnO2. The transformation involves... in the aquatic environment. Introduction Quinoline N-oxides and quinoxaline N,N-dioxides (example ...

Source: Huang, Ching-Hua - School of Civil and Environmental Engineering, Georgia Institute of Technology

Collection: Engineering

Summary:  quinoxaline-2,3-dione (CNQX), D-2-amino-5-phosphono-pentanoic acid (D-APV), 1-[4-amino- phenyl]-4-methyl-7... ,8-methylenedioxy-5H-2,3-benzodiazepine (GYKI 52466), 2,3-dioxo-6-nitro-1,2,3,4-tetrahydrobenzo[f] quinoxaline-7-sul... -hippocampal formation; CNQX, 6-cyano-7- nitro quinoxaline-2,3-dione; E, ...

Source: Cossart, Rosa - Institut de Neurobiologie de la Méditerranée, Inserm

Collection: Biology and Medicine

Summary:  and phosphorescence of quinoxaline dye21 Fig. 1 as a function of temperature. Once the transition to nonergodic... shift data quinoxaline Ref. 21 and complex 1 Ref. 22 , and in the calculations of the charge... that the calculations for quinoxaline dye in Sec. IV below, which use =0.48, per- form better in capturing the low

Source: Matyushov, Dmitry - Department of Chemistry and Biochemistry, Arizona State University

Collection: Chemistry

Summary:  94720 The energetics and dynamics of the reactions of aromatic radicals (ARs) such as the phenyl radical... nanostructures. Reac- tion mechanisms are suggested to involve ARs such as phenyl4 with unsaturated C3 and C4... . Computational predictions do exist. For instance, Fascella et al.5 investigated the reaction of the phenyl

Source: Kaiser, Ralf I. - Department of Chemistry, University of Hawai'i at Manoa

Collection: Physics ; Chemistry

Summary:  .00 Phenyl Glycopyranoside Recognition in Water Using Stoddart's Cyclobis(paraquat-p-phenylene) Receptor... ChemistryandBiochemistry,UniversityofNotreDame,NotreDame,IN46556,USA Key Words: Molecular recognition; Cyclophane; Phenyl glycopyranoside; Association constants... -substituted guest compounds in water, including phenyl ...

Source: Smith, Bradley D. - Department of Chemistry and Biochemistry, University of Notre Dame

Collection: Chemistry

Summary:  . The monomer, 2,2-bis{4-[2-hydroxy-3-(methacryloxy)propoxy]phenyl}propane, was polymerized in a solution... The multifunctional monomer used in this study was 2,2-bis{4-[2-hydroxy-3-(methacryloxy)propoxy]phenyl}- propane (Bis... structures for 2,2-bis{4-[2-hydroxy-3- (methacryloxy)propoxy]phenyl} propane (Bis-GMA) and ...

Source: Aksay, Ilhan A. - Department of Chemical Engineering, Princeton University

Collection: Materials Science

Summary:  ARTICLES Reaction Dynamics of Phenyl Radicals (C6H5) with Propylene (CH3CHCH2) and Its Deuterated... The reactions between phenyl radicals (C6H5) and propylene (CH3CHCH2) together with its D6- and two D3... that the reactions are indirect and initiated by an addition of the phenyl radical to the R-carbon atom (C1 carbon

Source: Kaiser, Ralf I. - Department of Chemistry, University of Hawai'i at Manoa

Collection: Physics ; Chemistry

Summary:  .merck-lsp.de 1.16197 Fractogel® EMD Phenyl I (S) Hydrophobic interaction chromatography (HIC) Fractogel® EMD... Phenyl is a cross-linked polymethacrylate resin for hydrophobic interaction chromatography modified... for their interaction with the analyte. Fractogel® EMD Phenyl I is a strong hydrophobic chromatography support

Source: Lebendiker, Mario - Wolfson Centre for Applied Structural Biology, Hebrew University of Jerusalem

Collection: Biotechnology ; Biology and Medicine

Summary:  ;7 CAS # Name List Last Updated Spring 1999 f]quinoxaline) [7500-04-1] MeIQx(2-Amino-3,8-dimethylimidazo... [4,5- f]quinoxaline) [148-82-3] Melphalan [9002-68-0] Menotropins [57-53-4] Meprobamate [6112... )benzophenone] CAS # Name List Last Updated Spring 1999 [7500-04-1] MeIQx(2-Amino-3,8-dimethylimidazo[4,5- f]quinoxaline

Source: Fernández-Juricic, Esteban - Department of Biological Sciences, Purdue University

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  Reaction Dynamics of Phenyl Radicals in Extreme Environments: A Crossed Molecular Beam Study XIBIN... , this work had been hampered by the diffi- culty in preparing a large concentration of phenyl radicals... , but the phenyl radical represents one of the most important rad- ical species to trigger PAH formation in high

Source: Kaiser, Ralf I. - Department of Chemistry, University of Hawai'i at Manoa

Collection: Physics ; Chemistry

Summary:  Photosensitization of Guanine-Specific DNA Damage by a Cyano-Substituted Quinoxaline Di... University, Fort Collins, Colorado 80523 Received August 9, 1999 The cyano-substituted quinoxaline di... report that photolysis of the structurally related cyano-substituted quinoxaline di-N-oxide 2 in- duces

Source: Gates, Kent. S. - Departments of Chemistry & Biochemistry, University of Missouri-Columbia

Collection: Chemistry

Summary:  Identification of Adsorbed Phenyl (C6H5) Groups on Metal Surfaces: Electron-Induced Dissociation... investigate whether EID at an incident energy of 30 eV can cleanly prepare adsorbed phenyl (C6H5(a)) groups... unequivocally that adsorbed phenyl groups can be formed by this procedure. Phenyl groups on Au(111) ...

Source: Ellison, Barney - Department of Chemistry and Biochemistry, University of Colorado at Boulder

Collection: Chemistry

Summary:  Society #12;of five new n-type organic semiconductors based on 4,9- diphenylanthrazoline 1: 2,7-bis(phenyl... molecules and polymers,3b,10,17 benzimidazoles,18 quinoxalines and polyquinoxalines,4d,19 polypyridines,20... are twisted 68° and 58°, respectively, from the plane of the anthrazoline unit. These phenyl groups were ...

Source: Kaminsky, Werner - Center for Nanotechnology and NanoTechnology & Department of Chemistry, University of Washington at Seattle

Collection: Chemistry

Summary:  < A > A / N NR1 R2 R3 R4 pyrazine quinoxaline N N R4 R3 Figure 1- 25 : Le noyau pyrazine * A @ / $ 9b;: 9... R1 Figure 1- 39 : Voie de synthèse des pyrazines et quinoxalines * @ > H < -6

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  Reaction Dynamics of Phenyl Radicals (C6H5, X2A) with Methylacetylene (CH3CCH(X1A1)), Allene (H2... dynamics to form 1-phenyl- methylacetylene [CH3CCC6H5] and 1-phenylallene [C6H5HCCCH2] in the reactions... of phenyl radicals with methylacetylene and allene, respectively, over a range of collision energies from 91

Source: Kaiser, Ralf I. - Department of Chemistry, University of Hawai'i at Manoa

Collection: Physics ; Chemistry

Summary:  -HT1A agonist), 7-trifluoromethyl-4-(4-methyl-1-piperazy- nil)-pyrrolo[1,2-a]quinoxaline maleate (CGS... . Activation of 5-HT3 receptors with 20 M phenyl- biguanide for 60 min increased frequency by 4­5 bursts/10 min... .118). Twenty micromolar 7-trifluoromethyl-4-(4-methyl-1-piperazynil)- pyrrolo[1,2,-a]quinoxaline maleate (CGS

Source: Kalil, Ronald E. - Neuroscience Training Program & W.M. Keck Laboratory for Biological Imaging, University of Wisconsin at Madison

Collection: Biology and Medicine

Summary:  in Quinoxaline Vapor,'' Chem. Phys. Letters 23, 87 (1973). 12) J. R. McDonald and L. E. Brus, ``Excited State... and L. E. Brus, ``Transient Raman Observation of Quinoxaline Aqueous Protonation Kinetics,'' J. Am. Chem... Dynamics of Triplet Quinoxaline in Aqueous Solutions,'' J. Chem. Phys. 75, 4934 (1981). 63) S. M. Beck

Source: Brus, Louis E.- Center for Electron Transport in Molecular Nanostructures & Department of Chemistry, Columbia University

Collection: Materials Science ; Chemistry

Summary:  . 4B). First scaffold (CD02704) is similar to SRT1720, where the center phenyl and imidazothiazole... rings were replaced by isothiazole and phenyl present in SRT1720. In the second scaffold (HTS- 01501... group of imada- zolethiazole mapped the two HBA groups and the RA and P mapped quinoxaline

Source: Lee, Keun Woo - Department of Biochemistry, Gyeongsang National University

Collection: Biotechnology ; Biology and Medicine

Summary:  Enantioconvergent Production of (R)-1-Phenyl-1,2-Ethanediol From Styrene Oxide by Combining... into the single product (R)-1-phenyl-1,2- ethanediol, which is an important intermediate for pharmaceuticals. Ech... )-styrene oxide to (R)-1-phenyl-1,2-ethane- diol (2.0 Æ 0.2 mmol/min/mg), and the potato EH converts (S

Source: Chen, Wilfred - Department of Chemical and Environmental Engineering, University of California at Riverside; Wood, Thomas K. - Department of Chemical Engineering, Texas A&M University

Collection: Biotechnology ; Environmental Management and Restoration Technologies ; Environmental Sciences and Ecology

Summary:  samples used in this exposure include SWNT-phenyl-SO3H and SWNT-phenyl-SO3Na (six samples with carbon/-phenyl... -SO3X ratios of 18, 41, and 80), SWNT-phenyl-(COOH)2 (one sample with carbon/-phenyl-(COOH)2 ratio... -dispersible SWNT samples used in this study: ...

Source: Colvin, Vicki L.- Department of Chemistry, Rice University

Collection: Materials Science ; Chemistry

Summary:  of the iodobenzene, both the resultant phenyl (larger protrusionwith roughly a triangular shape) and iodine... acquired before and after the dissociation of a C6H5I molecule. The phenyl ðC6H5Þ appears as larger... separated into iodine and phenyl. We ascribe the current drop as caused by the C­I bond-breaking event

Source: Hla, Saw-Wai - Department of Physics and Astronomy, Ohio University

Collection: Materials Science ; Physics

Summary:  -(trifluoromethyl)phenyl)-9- (quinolin-3-yl)benzo[h][1,6]naphthyridin-2(1H)-one as a Highly Potent, Selective... phenyl ring to the presumed bioactive conforma- tion. We decided to introduce a similar constraint... , Tyr2225, Asp2357, Phe2358, Gly2359, and Asp2360. The phenyl piperazine side chain was oriented below

Source: Sabatini, David M. - Whitehead Institute for Biomedical Research & Department of Biology, Massachusetts Institute of Technology (MIT)

Collection: Biology and Medicine

Summary:  F5N20 is described. The molecule has a high degree of planarity. The two phenyl rings deviate from... interactions. There are double face-to- face contacts in which the two phenyl rings of one mixed azine interact... with the two phenyl rings of another mixed azine. There are also single face-to-face contacts where one ...

Source: Lewis, Michael - Department of Chemistry, Saint Louis University

Collection: Chemistry

Summary:  zeolite confinement [22]. Another anion (3-ethylphenyl)phenyl- methanone, generated from ketoprofenate... in the zeolite because of cation binding to the cis-phenyl groups. If the ester or amide derivative... of trans trans 2,3-di- phenyl-1-benzoyl-cyclopropane was found to depend upon the cation and levels

Source: Dutta, Prabir K. - Department of Chemistry, Ohio State University

Collection: Engineering ; Chemistry

Summary:  Phenyl radicals (C6H5) react with oxygen molecules (O2) to form phenylperoxy radicals (C6H5OO... of phenyl radicals with molecular oxygen is investigated at a mean collision energy of 64 kJ/mol using... Keywords crossed molecular beams, phenyl radical oxidation, vacuum ultraviolet photoionization, reaction

Source: Davis, H. Floyd - Department of Chemistry and Chemical Biology, Cornell University

Collection: Chemistry

Summary:  were g98% pure by analytical reverse phase HPLC. 2-(4-Chloro-3-nitro-phenyl)-benzothiazole (4... Hþ , C19H16N3S requires 318.1065). [(E)-2-(5-Benzothiazol-2-yl-1-phenyl-1H-benzoimidazol- 2-yl... -yl-3-ethyl-2-[(E)-2-(methylphenylamino)- ethenyl]-1-phenyl-3H-benzo-imidazol-1-ium, Iodide (1

Source: Peterson, Blake R. - Department of Medicinal Chemistry, University of Kansas

Collection: Chemistry

Summary:  - phenyl)-2-methyl-2-propylamino]-2-propanol; 3-BPISOP, 1-(benzophenol- 3-yloxy)-3-isopropylamino)-2... -affinity binding. In fluorenone, the ortho carbons on each phenyl ring relative to the carbonyl carbon are directly... linked, resulting in a rigid planar fused unsaturated ring system, while in benzophenone, the two phenyl

Source: Kalil, Ronald E. - Neuroscience Training Program & W.M. Keck Laboratory for Biological Imaging, University of Wisconsin at Madison

Collection: Biology and Medicine

Summary:  -centers can be investigated also by ESR. Quinoxaline in Naphthalene induces at 4 OK a X-trap. From the ESR... structure of one ESR-line (Am = 1 transi- tion) in the ESR spectrum of the triplet state of quinoxaline... in perdeutero-naphthalene (left), and of the X-trap, which isinduced by quinoxaline in naphthalene (right

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  -dicarboxylic acid; AMPA, a-amino-3-hydroxy-5-methylisoxazole-4-propi- onic acid; CNQX, 6-cyano-7-nitro-quinoxaline... sub- stituted quinoxaline-2,3-diones (Honore et al. , 1988), ACEA- 1011 showed inhibition of AMPA... potency and selectivity of quinoxaline-2,3-diones at NMDA and AMPA receptors are critically dependent

Source: Huettner, James E. - Department of Cell Biology and Physiology, Washington University in St. Louis

Collection: Biology and Medicine

Summary:  of Phenylacetylene from Phenyl Radicals and Acetylene** Xibin Gu,* Fangtong Zhang,* Ying Guo,* and Ralf I. Kaiser... the formation of PAH in combustion flames[12] and in the interstellar medium[13] imply that the phenyl radical... sequences. The chemical networks concur that the reaction of the phenyl radical with acetylene ...

Source: Kaiser, Ralf I. - Department of Chemistry, University of Hawai'i at Manoa

Collection: Physics ; Chemistry

Summary:  of carbadox (possessing quinoxaline N,N-dioxide and hydrazone moieties) toward aqueous chlorine has yet... , quindoxin, quinoxaline N-oxide, quinoxaline, and quinoline N-oxide do not. The reaction kinetics of CDX... ). Photolysis of various quinoxaline N,N-dioxides (QNOs) has also been well documented in past ...

Source: Huang, Ching-Hua - School of Civil and Environmental Engineering, Georgia Institute of Technology

Collection: Engineering

Summary:  Complex 1 quinoxaline #12; Natural Photosynthesis #12; Ergodicity breaking #12; Trick: Step

Source: Matyushov, Dmitry - Department of Chemistry and Biochemistry, Arizona State University

Collection: Chemistry

Summary:  of Phenyl Radicals with Allene and Methylacetylene--A Crossed Molecular Beam and Ab Initio Study Dr Dorian S... ),[5] to aromatic mol- ecules, such as benzene (C6H6) and the phenyl radical (C6H5), followed by the formation... , the formation of the first aromatic ring structure (benzene and/or the phenyl radical), has been ...

Source: Kaiser, Ralf I. - Department of Chemistry, University of Hawai'i at Manoa

Collection: Physics ; Chemistry

Summary:  instructions i 71-5018-24 Edition AE HiTrap Phenyl FF (high sub), 1 ml and 5 ml HiTrap Phenyl FF... (low sub), 1 ml and 5 ml HiTrap Phenyl HP, 1 ml and 5 ml HiTrap Butyl FF, 1 ml and 5 ml HiTrap Octyl FF... , 1 ml and 5 ml HiTrap hydrophobic interaction columns HiTrap HiTrapTM Phenyl FF (high sub), Hi

Source: Lebendiker, Mario - Wolfson Centre for Applied Structural Biology, Hebrew University of Jerusalem

Collection: Biotechnology ; Biology and Medicine

Summary:  is blocked by the A3 AR antagonist 3-ethyl-5-benzyl-2- methyl-phenylethynyl-6-phenyl-1,4( )dihydropyridine-3... ,2,4]oxadia- zolo[4,3-a]quinoxalin-1-one. Hydroxylamine, a nitric-oxide donor, and 8-bromo-cGMP, a membrane... ,2,4]oxadiazolo[4,3-a]quinoxalin-1-one; R-PIA, (R)-N6 -phenylisopropyladenosine; IB-MECA, N6 -(3-iodobenzyl

Source: Blakely, Randy - Department of Pharmacology, Vanderbilt University

Collection: Biology and Medicine

Summary:  ) benzylideneamino benzoyloxy phenoxy)carbonyl phenyl 4- decyloxy benzoate is shown in Fig. 1. The synthesis

Source: Jakli, Antal - Liquid Crystal Institute, Kent State University

Collection: Physics ; Materials Science

Summary:  -ADENINE DINUCLEOTIDE 2C3D 1BHY 2BRA 2BRY 1-[2-HYDROXY-4-(2-HYDROXY-5- METHYL- CYCLOPENTYLCARBAMOYL)5- PHENYL-PENTYL]-4

Source: Grolmusz, Vince - Institute of Mathematics, Eötvös Loránd University

Collection: Biology and Medicine ; Computer Technologies and Information Sciences

Summary:  A Crossed Molecular Beam Study of the Phenyl Radical Reaction with 1,3-Butadiene and its Deuterated... The reactions between the phenyl radical (C6H5) and 1,3-butadiene (CH2CHCHCH2) together with its D6- and D4... proceeds via indirect scattering dynamics and is initiated by an addition of the phenyl radical

Source: Kaiser, Ralf I. - Department of Chemistry, University of Hawai'i at Manoa

Collection: Physics ; Chemistry

Summary:  -phenyl-but-1-ene, 2-ferrocenyl-1-(4-N-acetylamino- phenyl)-1-phenyl-but-1-ene, and their corresponding... organic molecules 1-(4-amino- phenyl)-1,2-bis-phenyl-but-1-ene and 1-(4-N-acetamidophenyl)-1,2-bis-phenyl... -ferrocenyl-1-(4-aminophenyl)-1- ...

Source: Doyle, Robert - Department of Chemistry, Syracuse University

Collection: Chemistry

Summary:  Author's personal copy Reaction dynamics of the phenyl radical (C6H5) with 1-butyne (HCCC2H5) and 2... online 19 September 2009 a b s t r a c t The reactions of the phenyl radical (C6H5) with 1-butyne (HCCC2H... of the phenyl radical with its radical center to the acetylenic carbon atoms. The reaction intermediates

Source: Kaiser, Ralf I. - Department of Chemistry, University of Hawai'i at Manoa

Collection: Physics ; Chemistry

Summary:  of Phenyl Radicals with Ethylene F. Zhang, X. Gu, Y. Guo, and R. I. Kaiser* Department of Chemistry, Uni... of phenyl radicals (C6H5) with ethylene (C2H4) and D4-ethylene (C2D4) were investigated at two collision... of the phenyl radical to the carbon-carbon double bond of the ethylene molecule forming a C6H5CH2CH2 radical

Source: Kaiser, Ralf I. - Department of Chemistry, University of Hawai'i at Manoa

Collection: Physics ; Chemistry

Summary:  of Pyrazolate-Bridged Digallium Complexes Containing Bridging Phenyl Groups Chatu T. Sirimanne, John E. Knox... in the solid state with two bridging phenyl groups,2a while triphenylgallium is a monomer in the solid state.7... bridging phenyl ligands. The observation of bridging phenyl ligands in these ...

Source: Schlegel, H. Bernhard - Department of Chemistry, Wayne State University

Collection: Chemistry

Summary:  ;4-Chloroacetophenone [1-(4-methoxy- phenyl)ethylidene]hydrazone1 Michael Lewis, Charles L. Barnes and Rainer Glaser... 134.7 (4) and À134.7 (4) , respectively. The phenyl rings are also somewhat twisted with respect... in an angle of 64.7 between the best planes of the two phenyl rings. Arene±arene double T

Source: Glaser, Rainer - Department of Chemistry, University of Missouri-Columbia; Lewis, Michael - Department of Chemistry, Saint Louis University

Collection: Chemistry

Summary:  -- 10 -- Question 5. Solvent Effects. The spectrum is shown of quinoxaline in n-heptane and in water... in more detail as a function of concentration of iso-propanol in hexane. N N quinoxaline #12;Test 1, "UV

Source: Glaser, Rainer - Department of Chemistry, University of Missouri-Columbia

Collection: Chemistry

Summary:  dielectric anisotropy phenyl-tolane liquid crystals Haiqing Xianyu a ; Sebastian Gauza a ; Qiong Song... , Qiong and Wu, Shin-Tson (2007) 'High birefringence and large negative dielectric anisotropy phenyl... By:[UniversityofCentralFlorida]At:21:302January2008 High birefringence and large negative dielectric anisotropy ...

Source: Wu, Shin-Tson - School of Optics (CREOLE), University of Central Florida

Collection: Materials Science

Summary:  T Y ( M S - ' ) Fig. 1 : ~Sssbauerspectra of tris(I-(4-methylphenyD- 3-phenyl-3-thioloprop-2-ene... - phenyl-3-thioloprop-2-ene-l- 296 0.26 0.30 - - 1.00 5.57 onato)iron(II1) tris(l-(4-chlorophenyl)-3... - phenyl-3-thioloprop-2-ene-l- 296 0.23 0.22 - - 1.00 5.54 onato)iron(111) tris (l-(2-thienyl)-3- phenyl-3

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  T Y ( M S - ' ) Fig. 1 : ~Sssbauerspectra of tris(I-(4-methylphenyD- 3-phenyl-3-thioloprop-2-ene... - phenyl-3-thioloprop-2-ene-l- 296 0.26 0.30 - - 1.00 5.57 onato)iron(II1) tris(l-(4-chlorophenyl)-3... - phenyl-3-thioloprop-2-ene-l- 296 0.23 0.22 - - 1.00 5.54 onato)iron(111) tris (l-(2-thienyl)-3- phenyl-3

Source: Kim, Hak-Sung - Department of Biological Sciences, Korea Advanced Institute of Science and Technology

Collection: Biology and Medicine

Summary:  in the treatment of HIV infection. Loviride (an a- APA derivative) and HBY 097 (a quinoxaline derivative) are two... in the combined presence of quinoxaline HBY 097 and 2H ,3H -dideoxy-3H -thiacytine (lamivudine). Biochem... ., Stuart, D. I. & Stammers, D. K. (2000). Phenyl ethylthiazolylthiourea (PETT) non-nucleoside inhibi- ...

Source: Tian, Weidong - Institute of Biochemistry and Cell Biology, Shanghai Institute of Biological Sciences

Collection: Biology and Medicine

Summary:  STI571 is a potent inhibitor of the tyrosine kinases Abl, c-kit, and PDGFR [6]. The quinoxaline... . With respect to clinical resistance formation, as 4-anilinoquinazolines, pyrazolopyrimidines, 2-phenyl... - these results could become a relevant feature for STI571 aminopyrimidines, quinoxalines, and pyrido[2,3-d

Source: Ullrich, Axel - Max-Planck-Institut für Biochemie

Collection: Biology and Medicine

Summary:  of the main features. The mutual influence of the different chemical groups (amide, methyl group and phenyl... ~D~NHCOCH~. ACN-phenyl dsl C6D~NDCOCH~. ACN-phenyl d~ N-d ; C6D~ND- COCD~ ACN-d~. Comparison of the INS spectra... lines of methyl group modes, reveals that for some phenyl and amide modes, some ...

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  and further investigated the chromatographic performances of two columns (i.e., XTerra Phenyl and XBridge... Phenyl). In addition, the impact of (forced) acid hydrolysis for optimized chromatographic performance... of the XTerra Phenyl column is investigated. The XTerra Phenyl column showed the best ...

Source: Borch, Thomas - Department of Soil and Crop Sciences, Colorado State University

Collection: Environmental Sciences and Ecology ; Geosciences

Summary:  . All rights reserved. Printed in U.S.A. THE RADIO SPECTRUM OF THE PHENYL RADICAL R. J. McMahon,1 M. C... ; accepted 2003 April 30; published 2003 May 20 ABSTRACT The phenyl radical, C6H5, derived from benzene... high-level molecular structure calculations are in excellent agree- ment with the measurements. Phenyl

Source: Harvard University, Smithsonian Astrophysical Observatory, Astrochemistry Group

Collection: Physics

Summary:  measured the dynamics of solvation of a triplet state probe, quinoxaline, in the glass-forming dipolar... , and quinoxaline QX have been used, but only QX with ph 0.6 and ph 0.3 s has a substantial difference between... , of quinoxaline QX in glassy butyronitrile at T=93 K and T=107 K symbols . Relative to the laser pulse

Source: Matyushov, Dmitry - Department of Chemistry and Biochemistry, Arizona State University

Collection: Chemistry

Summary:  with paired end-bridged (PEB) configuration via the reaction of the vinyl C_C double bond. The phenyl rings... of the phenyl ring, its spatial orientation relative to the Ge surface affects the thermodynamic stability... with the phenyl ring. Simulated STM images of this PEB configuration for empty states explain well the ...

Source: Kim, Sehun - Department of Chemistry, Korea Advanced Institute of Science and Technology

Collection: Computer Technologies and Information Sciences ; Materials Science

Summary:  Highly Enantioselective Catalytic Phenylation of Ketones with a Constrained Geometry Titanium... , 2003 ABSTRACT The catalytic asymmetric addition of phenyl groups from diphenylzinc to ketones... us to report our independent investigations that define the scope of the phenyl addition to ketones

Source: Walsh, Patrick J. - Department of Chemistry, University of Pennsylvania

Collection: Chemistry

Summary:  in the same manner as the phenyl group of LY294002 where it occupies the hydrophobic region II. The potential... the affinity pocket could increase the potencies of AS5 derivatives. Coupled to the quinoxaline group is a p... is a hydrogen bond acceptor for P-loop Ser754. Second, the fluoro- phenyl group exits the active site ...

Source: Williams, Roger L. - Laboratory of Molecular Biology, MRC

Collection: Biology and Medicine

Summary:  Author's personal copy Reaction dynamics of the phenyl radical with 1,2-butadiene Xibin Gu... t The crossed beams reaction of the phenyl radical (C6H5) with 1,2-butadiene (CH3HCCCH2) was studied under... scattering dynamics via an addition of the phenyl radical with its radical center to the sterically favorable

Source: Kaiser, Ralf I. - Department of Chemistry, University of Hawai'i at Manoa

Collection: Physics ; Chemistry

Summary:  has three phenyl groups. At the moment DMR fails providing a direct proof of such intramolecular... energy barrier around the para axis of the central phenyl group. 1. Introduction. -- Relations between... the following phases [1] : Isomeric rotations in the aromatic core around the phenyl para axis, could lead

Source: Ecole Polytechnique, Centre de mathématiques

Collection: Mathematics

Summary:  isothiocyanato phenyl-tolane liquid crystals S. Gauza a ; A. Parish a ; S. -T. Wu a ; A. Spadlo b ; R. Dabrowski... ) 'Physical properties of laterally fluorinated isothiocyanato phenyl-tolane liquid crystals', Liquid Crystals... isothiocyanato phenyl-tolane liquid crystals S. Gauzaa *, A. Parisha , S.-T. Wua , A. Spadlob and R. ...

Source: Wu, Shin-Tson - School of Optics (CREOLE), University of Central Florida

Collection: Materials Science

Summary:  Elementary reactions of the phenyl radical, C6H5, with C3H4 isomers, and of benzene, C6H6, with atomic carbon... ), and of phenyl radicals, C6H5(X2 A1), with methylacetylene, CH3CCH(X1 A1), were investigated in crossed beam... environments. The reactions of phenyl radicals with allene, H2CCCH2, and with cyclopropene, cyc-C3H4, as ...

Source: Kaiser, Ralf I. - Department of Chemistry, University of Hawai'i at Manoa

Collection: Physics ; Chemistry

Summary:  containing a phenyl or phenoxy group in the hydrophobic part did form aggregates in water. Incorporating... a phenyl group at the end of the two alkyl chains decreased the main phase transition temperature (Tm... for phosphates containing the phenyl or phenoxy group in the middle of the chain, the main phase transition

Source: Groningen, Rijksuniversiteit - Centre for Ecological and Evolutionary Studies, Department of Marine Benthic Ecology and Evolution,

Collection: Biology and Medicine ; Environmental Sciences and Ecology

Summary:  HiTrapTM Phenyl FF (high sub), HiTrap Phenyl FF (low sub), HiTrap Phenyl HP, HiTrap Butyl FF, Hi... . Instructions 11-0034-52 AB HiTrap HIC columns GE Healthcare HiTrap HIC Columns HiTrap Phenyl FF (high sub), 1... ml and 5 ml HiTrap Phenyl FF (low sub), 1 ml and 5 ml HiTrap ...

Source: Lebendiker, Mario - Wolfson Centre for Applied Structural Biology, Hebrew University of Jerusalem

Collection: Biotechnology ; Biology and Medicine

Summary:  Crossed beam reaction of the phenyl radical, (C6H5, X2 A0 ) with molecular oxygen ðO2; X3 RÀ g Þ... of the combustion-relevant reaction of phenyl radicals with molecular oxygen were investigated in a crossed beam... a stripping-like reaction mechanism, and were initiated by a radical­radical recombination of phenyl plus

Source: Kaiser, Ralf I. - Department of Chemistry, University of Hawai'i at Manoa

Collection: Physics ; Chemistry

Summary:  ) is measured using two distinct steps. In the first step, a solution containing phenyl valerate is brought... substrate phenyl valerate to form phenol. In the second step, the concentration of phenol in the solution... in phosphate buffer (0.1 M, pH 7.0) for testing. Preparation of phenyl valerate solution To prepare ...

Source: Lee, Ilsoon - Department of Chemical Engineering and Materials Science, Michigan State University

Collection: Materials Science

Summary:  Determination of absolute photoionization cross sections of the phenyl radical Niels E. Sveum... sections of the phenyl radical to form the phenyl cation were measured using tunable vacuum ultraviolet... synchrotron radiation coupled with photofragment translational spectroscopy. The phenyl radical was ...

Source: Neumark, Daniel M. - Lawrence Berkeley National Laboratory & Department of Chemistry, University of California at Berkeley

Collection: Chemistry