Search results
- 1.0507455 - ÚOCHB 2020 RIV GB eng J - Journal Article
Sychrovský, Vladimír - Šaman, David - Fiala, R. - Humpa, O. - Sýkora, Jan - Kessler, P. - Blechta, Vratislav - Dobrev, Petre - Schraml, Jan
Ascorbigen A—NMR identification.
Magnetic Resonance in Chemistry. Roč. 57, č. 12 (2019), s. 1084-1096. ISSN 0749-1581. E-ISSN 1097-458X
R&D Projects: GA ČR GA15-12719S; GA ČR GA16-10948S; GA ČR(CZ) GA19-13436S
Institutional support: RVO:61388963 ; RVO:67985858 ; RVO:61389030
Keywords : 13C NMR * 13C–13C coupling constants * 13C–1H coupling constants * 1H NMR * 1H–1H coupling constants * natural product * NMR * NOE * rotamers * stereochemistry
OECD category: Physical chemistry; Physical chemistry (UCHP-M)
Impact factor: 2.035, year: 2019
Method of publishing: Limited access
https://onlinelibrary.wiley.com/doi/abs/10.1002/mrc.4890
Permanent Link: http://hdl.handle.net/11104/0298443File Download Size Commentary Version Access mrc.4890.pdf 0 1.4 MB Publisher’s postprint require - 2.0456749 - ÚCHP 2016 RIV US eng J - Journal Article
Blechta, Vratislav - Schraml, Jan
NMR Artefacts Caused by Decoupling of Multiple-Spin Coherences: Improved SLAP Experiment.
Magnetic Resonance in Chemistry. Roč. 53, č. 6 (2015), s. 460-466. ISSN 0749-1581. E-ISSN 1097-458X
Institutional support: RVO:67985858
Keywords : composite decoupling * SLAP * BIRD
Subject RIV: CF - Physical ; Theoretical Chemistry
Impact factor: 1.226, year: 2015
Permanent Link: http://hdl.handle.net/11104/0257235 - 3.0456713 - ÚCHP 2016 RIV GB eng J - Journal Article
Schraml, Jan - Korec, S. - Krump, M. - Čermák, Jan
Acetone-induced Polymerization of 3-Aminopropyltrimethoxysilane (APTMS) as Revealed by NMR Spectroscopy - Revisited.
Magnetic Resonance in Chemistry. Roč. 53, č. 2 (2015), s. 154-159. ISSN 0749-1581. E-ISSN 1097-458X
Institutional support: RVO:67985858
Keywords : NMR * polymerization * 3-aminopropyltrimethoxysilane
Subject RIV: CC - Organic Chemistry
Impact factor: 1.226, year: 2015
Permanent Link: http://hdl.handle.net/11104/0257199 - 4.0424661 - ÚCHP 2014 RIV GB eng J - Journal Article
Blechta, Vratislav - Schraml, Jan
HCSE Method for Detection of Small Carbo-Carbon Couplings and Their Signs, Comparison with SLAP Pulse Sequence.
Magnetic Resonance in Chemistry. Roč. 51, č. 11 (2013), s. 743-743. ISSN 0749-1581. E-ISSN 1097-458X
R&D Projects: GA TA ČR TA01010646
Institutional support: RVO:67985858
Keywords : coupling sign * HCSE * SLAP
Subject RIV: CC - Organic Chemistry
Impact factor: 1.559, year: 2013
Permanent Link: http://hdl.handle.net/11104/0230722 - 5.0393356 - ÚCHP 2014 RIV GB eng J - Journal Article
Schraml, Jan - Sandor, P. - Korec, S. - Krump, M. - Foller, B.
Improved Baseline in 29Si NMR Spectra of Water Glasses.
Magnetic Resonance in Chemistry. Roč. 51, č. 7 (2013), s. 403-406. ISSN 0749-1581. E-ISSN 1097-458X
Grant - others:GA MPO(CZ) FR-TI1/335; GA MŠk(CZ) LM2011020
Institutional support: RVO:67985858
Keywords : NMR * 29Si NMR * acoustic ringing
Subject RIV: JI - Composite Materials
Impact factor: 1.559, year: 2013
Permanent Link: http://hdl.handle.net/11104/0222076 - 6.0392956 - ÚCHP 2014 RIV GB eng J - Journal Article
Blechta, Vratislav - Schraml, Jan
Small Carbon-Carbon Couplings in Monosubstituted Benzenes - Their Signs and Magnitudes Determined by HCSE Method.
Magnetic Resonance in Chemistry. Roč. 51, č. 6 (2013), s. 378-381. ISSN 0749-1581. E-ISSN 1097-458X
R&D Projects: GA TA ČR TA01010646
Institutional support: RVO:67985858
Keywords : HCSE * carbon-carbon coupling sign * monosubstituted benzenes
Subject RIV: CF - Physical ; Theoretical Chemistry
Impact factor: 1.559, year: 2013
Permanent Link: http://hdl.handle.net/11104/0221716 - 7.0376592 - ÚFCH JH 2013 RIV CH eng J - Journal Article
Pinkas, Jiří - Císařová, I. - Karban, Jindřich - Schraml, Jan - Sýkora, Jan
Identification of branched oligosilanes in the phenylsilane dehydrocoupling reaction.
Journal of Organometallic Chemistry. Roč. 710, JUL 1 2012 (2012), s. 20-25. ISSN 0022-328X. E-ISSN 1872-8561
R&D Projects: GA ČR GA203/09/1574; GA AV ČR IAA400720706
Institutional research plan: CEZ:AV0Z40400503; CEZ:AV0Z40720504
Keywords : Phenylsilane dehydrocoupling * LC-NMR * 29Si NMR
Subject RIV: CF - Physical ; Theoretical Chemistry
Impact factor: 2.000, year: 2012
Permanent Link: http://hdl.handle.net/11104/0208952 - 8.0375412 - ÚCHP 2013 RIV GB eng J - Journal Article
Blechta, Vratislav - Šabata, Stanislav - Sýkora, Jan - Hetflejš, Jiří - Soukupová, Ludmila - Schraml, Jan
The Effect of Solvent Accessible Surface on Hammett-Type Dependencies of Infinite Dilution 29Si and 13C NMR Shifts in Ring Substituted Silylated Phenols Dissolved in Chloroform and Acetone.
Magnetic Resonance in Chemistry. Roč. 50, č. 2 (2012), s. 128-134. ISSN 0749-1581. E-ISSN 1097-458X
R&D Projects: GA AV ČR IAA400720706; GA ČR GA203/06/0738
Institutional research plan: CEZ:AV0Z40720504
Keywords : 1H NMR * 13C NMR * 29Si NMR
Subject RIV: CF - Physical ; Theoretical Chemistry
Impact factor: 1.528, year: 2012
Permanent Link: http://hdl.handle.net/11104/0208073 - 9.0375411 - ÚCHP 2013 RIV GB eng J - Journal Article
Blechta, Vratislav - Kurfürst, Milan - Schraml, Jan
Spectra Edited by Relative Signs of Homonuclear Couplings of Low Abundant Nuclei.
Magnetic Resonance in Chemistry. Roč. 50, č. 2 (2012), s. 135-141. ISSN 0749-1581. E-ISSN 1097-458X.
[NMR Valtice /26./. Valtice, 01.05.2011-04.05.2011]
R&D Projects: GA ČR GP203/08/P412; GA AV ČR IAA400720706
Institutional research plan: CEZ:AV0Z40720504
Keywords : signed coupling * 13C NMR * 29Si NMR
Subject RIV: CF - Physical ; Theoretical Chemistry
Impact factor: 1.528, year: 2012
Permanent Link: http://hdl.handle.net/11104/0208072 - 10.0363027 - ÚCHP 2012 RIV GB eng J - Journal Article
Kurfürst, Milan - Blechta, Vratislav - Schraml, Jan
Geminal 2J(29Si-O-29Si) Couplings in Oligosiloxanes and Their Relation to Direct 1J(29Si-13C) Couplings.
Magnetic Resonance in Chemistry. Roč. 49, č. 8 (2011), s. 492-501. ISSN 0749-1581. E-ISSN 1097-458X
R&D Projects: GA ČR GP203/08/P412; GA AV ČR IAA400720706
Institutional research plan: CEZ:AV0Z40720504
Keywords : 29Si NMR * 13C NMR * 29Si couplings
Subject RIV: CF - Physical ; Theoretical Chemistry
Impact factor: 1.437, year: 2011
Permanent Link: http://hdl.handle.net/11104/0199153