Hydrogen Bonding Shuts Down Tunneling in Hydroxycarbenes: A Gas-Phase Study by Tandem-Mass Spectrometry, Infrared Ion Spectroscopy, and Theory

Autor: Mathias Paul, Thomas Thomulka, Wacharee Harnying, Jörg-Martin Neudörfl, Charlie R. Adams, Jonathan Martens, Giel Berden, Jos Oomens, Anthony J. H. M. Meijer, Albrecht Berkessel, Mathias Schäfer

Publikováno v: Journal of the American Chemical Society, 145, pp. 12124-12135
Journal of the American Chemical Society, 145, 12124-12135

Contains fulltext : 293912.pdf (Publisher’s version ) (Closed access) 12 p.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7a77605a2039a4079286c7c7277b9498
https://hdl.handle.net/2066/293912

Metabolite Identification Using Infrared Ion Spectroscopy-Novel Biomarkers for Pyridoxine-Dependent Epilepsy

Autor: Clara D.M. van Karnebeek, Marleen C. D. G. Huigen, Albrecht Berkessel, Jonathan Martens, Karlien L.M. Coene, Udo F. H. Engelke, Jasmin Mecinović, Jos Oomens, Thomas J. Boltje, Leo A. J. Kluijtmans, Mathias Paul, Ron A. Wevers, Thomas Thomulka, Jona Merx, Floris P. J. T. Rutjes, Giel Berden, Rianne E. van Outersterp

Publikováno v: Analytical chemistry, 93(46), 15340-15348. American Chemical Society
Analytical Chemistry
Analytical Chemistry, 93, 15340-15348
Analytical Chemistry, 93, 46, pp. 15340-15348
van Outersterp, R E, Engelke, U F H, Merx, J, Berden, G, Paul, M, Thomulka, T, Berkessel, A, Huigen, M C D G, Kluijtmans, L A J, Mecinović, J, Rutjes, F P J T, van Karnebeek, C D M, Wevers, R A, Boltje, T J, Coene, K L M, Martens, J & Oomens, J 2021, ' Metabolite Identification Using Infrared Ion Spectroscopy─Novel Biomarkers for Pyridoxine-Dependent Epilepsy ', Analytical chemistry, vol. 93, no. 46, pp. 15340-15348 . https://doi.org/10.1021/acs.analchem.1c02896
Analytical Chemistry, 93(46), 15340-15348. American Chemical Society

Untargeted liquid chromatography-mass spectrometry (LC-MS)-based metabolomics strategies are being increasingly applied in metabolite screening for a wide variety of medical conditions. The long-standing "grand challenge" in the utilization of this a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c1d22b5c37d51583699a7fab249b2183
https://hdl.handle.net/2066/242553

Hydrogen tunneling avoided: enol-formation from a charge-tagged phenyl pyruvic acid derivative evidenced by tandem-MS, IR ion spectroscopy and theory

Autor: Jörg M. Neudörfl, Albrecht Berkessel, Anthony J. H. M. Meijer, Mathias Schäfer, Mathias Paul, Jos Oomens, Katrin Peckelsen, Thomas Thomulka, Giel Berden, Jonathan Martens

Publikováno v: PCCP Physical Chemistry Chemical Physics, 21, 16591-16600
Physical Chemistry Chemical Physics, 21(30), 16591-16600. Royal Society of Chemistry
PCCP Physical Chemistry Chemical Physics, 21, 30, pp. 16591-16600

A charge-tagged phenyl pyruvic acid derivative was investigated by tandem-MS, infrared (IR) ion spectroscopy and theory. The tailor-made precursor ions efficiently lose CO2 in collision induced dissociation (CID) experiments, offering access to study

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e05ea2aca43ec16d073baadaadb53040
https://doi.org/10.1039/c9cp02316j

Cover Feature: Breslow Intermediates (Amino Enols) and Their Keto Tautomers: First Gas‐Phase Characterization by IR Ion Spectroscopy (Chem. Eur. J. 8/2021).

Autor: Paul, Mathias¹ (AUTHOR), Peckelsen, Katrin¹ (AUTHOR), Thomulka, Thomas¹ (AUTHOR), Martens, Jonathan² (AUTHOR), Berden, Giel² (AUTHOR), Oomens, Jos^2,3 (AUTHOR), Neudörfl, Jörg‐M.¹ (AUTHOR), Breugst, Martin¹ (AUTHOR) mbreugst@uni-koeln.de, Meijer, Anthony J. H. M.⁴ (AUTHOR) a.meijer@sheffield.ac.uk, Schäfer, Mathias¹ (AUTHOR) mathias.schaefer@uni-koeln.de, Berkessel, Albrecht¹ (AUTHOR) berkessel@uni-koeln.de

Publikováno v: Chemistry - A European Journal. 2/5/2021, Vol. 27 Issue 8, p2552-2552. 1p.

Contents list.

Publikováno v: Physical Chemistry Chemical Physics (PCCP); 8/14/2019, Vol. 21 Issue 30, p16385-16398, 14p