Search Results - "SOWA, R"

A rapid, acetonitrile-free, HPLC method for determination of melamine in infant formula by Venkatasami, Gopalakrishnan, Sowa, John R.

“…A simple, precise, accurate and validated, acetonitrile-free, reverse phase high performance liquid chromatography (HPLC) method is developed for the…”
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Ruthenium-Catalyzed Asymmetric Transfer Hydrogenation of Allylic Alcohols by an Enantioselective Isomerization/Transfer Hydrogenation Mechanism by Wu, Ruoqiu, Beauchamps, Marie G., Laquidara, Joseph M., Sowa Jr, John R.

“…Reducing hazards: A asymmetric transfer hydrogen reaction was developed to reduce prochiral allylic alcohols in high yield and excellent enantioselectivity…”
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Asymmetric Transfer Hydrogenation of Secondary Allylic Alcohols by Shoola, Christopher O., DelMastro, Thomas, Wu, Ruoqiu, Sowa Jr, John R.

“…Racemic secondary allylic alcohols were transformed into optically active secondary alcohols by a combined Ru‐catalyzed isomerization/asymmetric…”
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The Effects of Intramuscular Naloxone Dose on Mu Receptor Displacement of Carfentanil in Rhesus Monkeys by Scott, Peter J H, Koeppe, Robert A, Shao, Xia, Rodnick, Melissa E, Sowa, Alexandra R, Henderson, Bradford D, Stauff, Jenelle, Sherman, Phillip S, Arteaga, Janna, Carlo, Dennis J, Moss, Ronald B

“…Naloxone (NLX) is a mu receptor antagonist used to treat acute opioid overdoses. Currently approved doses of naloxone to treat opioid overdoses are 4 mg…”
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Classics in Neuroimaging: Imaging the Cholinergic System with Positron Emission Tomography by Sowa Dumond, Alexandra R, Gross, Hailey K, Bohnen, Nicolaas I, Kanel, Prabesh, Müller, Martijn L. T. M, Koeppe, Robert A, Kilbourn, Michael R, Scott, Peter J. H

“…Since the earliest days of nuclear medicine, there has been interest in using PET and SPECT imaging to interrogate and quantify the cholinergic system. In this…”
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Activation of Aryl Chlorides for Suzuki Cross-Coupling by Ligandless, Heterogeneous Palladium by LeBlond, Carl R, Andrews, Arthur T, Sun, Yongkui, Sowa, John R

“…We demonstrate that Pd/C without added ligands catalyzes the Suzuki cross-coupling reaction with aryl chlorides. The ability of heterogeneous Pd to activate…”
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Utilizing Native Directing Groups: Mechanistic Understanding of a Direct Arylation Leads to Formation of Tetracyclic Heterocycles via Tandem Intermolecular, Intramolecular C–H Activation by Wisniewski, Steven R, Savage, Scott A, Romero, Evan O, Eastgate, Martin D, Tan, Yichen, Simmons, Eric M, Plata, R. Erik, Sowa, John R, Blackmond, Donna G

“…A mechanistic study on a direct arylation using a native picolylamine directing group is reported. Kinetic studies determined the concentration dependence of…”
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Quantitative Analysis of Polycyclic Aromatic Hydrocarbons at Part Per Billion Levels in Fish Oil by Headspace Solid-Phase Microextraction and Gas Chromatography-Mass Spectrometry (HS-SPME-GC-MS) by Chopra, Shilpi, Ridley, Lauren, Murphy, Wyatt R, Sowa, John R, Bentivegna, Carolyn S, Snow, Nicholas H

“…Abstract Headspace solid-phase microextraction (HS-SPME) was used in combination with gas chromatography-mass spectrometry (GC-MS) for the analysis of…”
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Use of 55 PET radiotracers under approval of a Radioactive Drug Research Committee (RDRC) by Jackson, Isaac M., Lee, So Jeong, Sowa, Alexandra R., Rodnick, Melissa E., Bruton, Laura, Clark, Mara, Preshlock, Sean, Rothley, Jill, Rogers, Virginia E., Botti, Leslie E., Henderson, Bradford D., Hockley, Brian G., Torres, Jovany, Raffel, David M., Brooks, Allen F., Frey, Kirk A., Kilbourn, Michael R., Koeppe, Robert A., Shao, Xia, Scott, Peter J. H.

“…Background In the US, EU and elsewhere, basic clinical research studies with positron emission tomography (PET) radiotracers that are generally recognized as…”
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Palladium on carbon as a precatalyst for the Suzuki–Miyuara cross-coupling of aryl chlorides by Simeone, Joseph P., Sowa, John R.

“…Palladium on carbon is used as a precatalyst for Suzuki–Miyaura reaction of aryl chlorides and aryl boronic acids. An efficient catalyst system is obtained…”
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Futureproofing [18F]Fludeoxyglucose manufacture at an Academic Medical Center by Sowa, Alexandra R, Jackson, Isaac M, Desmond, Timothy J, Alicea, Jeremiah, Mufarreh, Anthony J, Pham, Jonathan M, Stauff, Jenelle, Winton, Wade P, Fawaz, Maria V, Henderson, Bradford D, Hockley, Brian G, Rogers, Virginia E, Koeppe, Robert A, Scott, Peter J H

“…Background We recently upgraded our [ 18 F]fludeoxyglucose (FDG) production capabilities with the goal of futureproofing our FDG clinical supply, expanding the…”
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Attenuated total reflection infrared spectroscopy (ATR-IR) as an in situ technique for dissolution studies by KASSIS, Abe, BHAWTANKAR, Vrushali M, SOWA, John R

“…Dissolution studies are critical tests for measuring the performance of a drug product. We have developed a novel technique using in situ ATR-IR spectroscopy…”
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“Vapochromic” Compounds as Environmental Sensors. 2. Synthesis and Near-Infrared and Infrared Spectroscopy Studies of [Pt(arylisocyanide)4][Pt(CN)4] upon Exposure to Volatile Organic Compound Vapors by Daws, Charles A, Exstrom, Christopher L, Sowa, John R, Mann, Kent R

“…The synthesis, characterization, and vis−NIR−IR vapochromic/spectroscopic studies are reported for isocyanide compounds of the form…”
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Suzuki-Miyaura Cross-Coupling With Quasi-Heterogeneous Palladium by Conlon, David A., Pipik, Brenda, Ferdinand, Simone, LeBlond, Carl R., Sowa Jr, John R., Izzo, Bill, Collins, Paul, Ho, Guo-Jie, Williams, J. Michael, Shi, Yao-Jun, Sun, Yongkui

“…The Suzuki–Miyaura cross‐coupling reaction using heterogeneous Pd/C has a homogeneous component. The soluble palladium concentration increases during the…”
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Detection of polycyclic aromatic hydrocarbons (PAHs) in raw menhaden fish oil using fluorescence spectroscopy: Method development by Pena, Edwin A., Ridley, Lauren M., Murphy, Wyatt R., Sowa, John R., Bentivegna, Carolyn S.

“…Raw menhaden fish oil was developed for biomonitoring polycyclic aromatic hydrocarbons (PAHs) using fluorescence spectroscopy. Menhaden (Genus Brevoortia) were…”
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Classics in Neuroimaging: Development of Positron Emission Tomography Tracers for Imaging the GABAergic Pathway by Murrell, Emily, Pham, Jonathan M, Sowa, Alexandra R, Brooks, Allen F, Kilbourn, Michael R, Scott, Peter J. H, Vasdev, Neil

“…Advances in drug discovery and diverse radiochemical methodologies have led to the discovery of novel positron emission tomography (PET) radiotracers used to…”
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A spot test for determination of residual TBA levels in 18 F-radiotracers for human use using Dragendorff reagent by Tanzey, Sean S, Mossine, Andrew V, Sowa, Alexandra R, Torres, Jovany, Brooks, Allen F, Sanford, Melanie S, Scott, Peter J H

“…When utilizing [ F]tetrabutylammonium fluoride ([ F]TBAF) in the synthesis of F-labeled radiotracers for clinical positron emission tomography (PET) imaging,…”
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Inclusion of Organic Vapors by Crystalline, Solvatochromic [Pt(aryl isonitrile)4][Pd(CN)4] Compounds. "Vapochromic" Environmental Sensors by Exstrom, Christopher L, Sowa, John R. Jr, Daws, Charles A, Janzen, Daron, Mann, Kent R, Moore, Glenn A, Stewart, Frederick F

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Numerical prediction of primary dendrite arm spacing (PDAS), properties of the mushy zone, and freckle risk for various multicomponent Ni-base superalloys using the 3D-phase-field method by Böttger, B., Seiz, A., Sowa, R., Berger, R., Apel, M.

“…[Display omitted] •A 3D-phase-field simulation workflow for directional solidification is developed.•New methods for prediction of the Primary Dendrite Arm…”
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Kinetic study on the epimerization of trityloxymethyl butyrolactol by liquid chromatography by Li, L., Thompson, Richard, Sowa, John R., Clausen, Andrew, Dowling, Thomas

“…The epimerization of trityloxymethyl butyrolactol has been investigated using dynamic chromatography and an approximation function introduced by Trapp and…”
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