SeRMN presentation at the 56th ENC 2015 Conference

During these days takes place the 56th Experimental Nuclear Magnetic Resonance Conference (ENC) in Asilomar Conference Grounds (Pacific Grove, California, USA) where Laura Castañar presents an Oral Communication entitled “HOBS: Broadband Homonuclear Decoupled Band-Selective NMR Experiments with Full Sensitivity” Share this:Share

Review: Recent Advances in Small Molecule NMR: Improved HSQC and HSQMBC Experiments

“Recent Advances in Small Molecule NMR: Improved HSQC and HSQMBC Experiments” by Laura Castañar and Teodor Parella. Annual Reports on NMR Spectroscopy, 2015, 84:163–232. DOI: 10.1016/bs.arnmr.2014.10.004 A general description of the latest developments in heteronuclear single-quantum correlation and heteronuclear single-quantum multiple bond correlation experiments designed for small molecules at the natural isotopic abundance is reported. … Continue reading Review: Recent Advances in Small Molecule NMR: Improved HSQC and HSQMBC Experiments

Perfect-HSQC experiments: pure in-phase spectra

“Suppresión of phase and amplitude JHH modulations in HSQC experiments” by Laura Castañar, Eduard Sistaré, Albert Virgili, Robert Thomas Williamson and Teodor Parella. Magnetic Resonance in Chemistry, 2014 , 53:115-119. DOI: 10.1002/mrc.4149 The amplitude and the phase of cross peaks in conventional 2D HSQC experiments are modulated by both proton–proton, JHH, and proton–carbon, 1JCH, coupling constants. … Continue reading Perfect-HSQC experiments: pure in-phase spectra

SeRMN presentations at the 2014 Ibero-American NMR & GERMN Bienal & Iberian NMR meeting

Some of our last research work will be presented next week at the VI Ibero-American NMR – VII GERMN Bienal – IV Iberian NMR joint meeting that will take place in Alcalá de Henares, Madrid (Spain) from 22nd to 25th September. Find below a summary of our contributions. Laura Castañar presents an oral communication and a … Continue reading SeRMN presentations at the 2014 Ibero-American NMR & GERMN Bienal & Iberian NMR meeting

SeRMN presentations at the SMASH NMR 2014 Conference

Some of our last research works will be presented at the annual meeting of the Small Molecule NMR Conference (SMASH) that will take place in Atlanta (USA) from 7th to 10th September 2014. Dr. Teodor Parella is a program Co-Chair. Dr. Josep Saurí will give the talk New Methods for the Sign-Sensitive Determination of Homo- and … Continue reading SeRMN presentations at the SMASH NMR 2014 Conference

Simultaneous 1H and 13C NMR enantiodifferentiation from highly-resolved pure shift HSQC spectra

“Simultaneous 1H and 13C NMR enantiodifferentiation from highly-resolved pure shift HSQC spectra” by Miriam Pérez-Trujillo, Laura Castañar, Eva Monteagudo, Lars T. Kuhn, Pau Nolis, Albert Virgili, R. Thomas Williamson and Teodor Parella. Chemical Communications  50:10214-10217 (2014). DOI: 10.1039/C4CC04077E NMR-aided discrimination of enantiomers using chiral solvating agents (CSAs) is a well established method of enantiodifferentiation and … Continue reading Simultaneous 1H and 13C NMR enantiodifferentiation from highly-resolved pure shift HSQC spectra

Pure In-Phase Heteronuclear Correlation NMR Experiments

“Pure In-Phase Heteronuclear Correlation NMR Experiments ” by Laura Castañar, Josep Sauri, Robert Thomas Williamson, Albert Virgili and Teodor Parella. Angew. Chem. Int. Ed. 2014, 53, 8379-8382. DOI: 10.1002/anie.201404136 A general NMR approach to provide pure in-phase (PIP) multiplets in heteronuclear correlation experiments is described. The implementation of a z-filter efficiently suppresses any unwanted anti-phase contributions that … Continue reading Pure In-Phase Heteronuclear Correlation NMR Experiments

Presentations at the EUROMAR 2014 Conference

In a few days several SeRMN members will present our research work at the annual meeting of the European magnetic resonance community EUROMAR 2014 Conference  that will take place in Zurich (Switzerland) from 29th June to 3th July. Find below a summary of our contributions. Share this:Share

HOBS experiments to measure T1/T2 relaxation times in overlapped regions

“Measurement of T1/T2 relaxation times in overlapped regions from homodecoupled 1H singlet signals” by Laura Castañar, Pau Nolis, Albert Virgili and Teodor Parella. Journal of Magnetic Resonance 244 (2014) 30-35. DOI: 10.1016/j.jmr.2014.04.003 The implementation of the HOmodecoupled Band-Selective (HOBS) technique in the conventional Inversion-Recovery and CPMG-based PROJECT experiments is described. The achievement of fully homodecoupled signals allows the … Continue reading HOBS experiments to measure T1/T2 relaxation times in overlapped regions

HOBS Applications

SeRMN seminar Date:  Friday 28th March, 2014 Hour: 12 am Location:  SeRMN,  Facultats de Ciències i Biociències, C2/-135 Speaker:  Laura Castañar, SeRMN PhD Student & Teaching Assistant, Dept. of Chemistry. Several NMR applications using HOmodecouped Band-Selective NMR experiments [1] are proposed. The easy implementation of this HOBS scheme as a general building block into a great … Continue reading HOBS Applications