Diffusion NMR spectroscopy in supramolecular and combinatorial chemistry: an old parameter—new insights

Y Cohen, L Avram, L Frish - Angewandte Chemie International …, 2005 - Wiley Online Library
Intermolecular interactions in solution play an important role in molecular recognition, which
lies at the heart of supramolecular and combinatorial chemistry. Diffusion NMR spectroscopy …

Characterization of reactive intermediates by multinuclear diffusion-ordered NMR spectroscopy (DOSY)

D Li, I Keresztes, R Hopson… - Accounts of chemical …, 2009 - ACS Publications
Nuclear magnetic resonance (NMR) is the most powerful and widely utilized technique for
determining molecular structure. Although traditional NMR data analysis involves the …

Hydrogen bonding to hexafluoroisopropanol controls the oxidative strength of hypervalent iodine reagents

I Colomer, C Batchelor-McAuley, B Odell… - Journal of the …, 2016 - ACS Publications
Hexafluoroisopropan-2-ol (HFIP) has been found to be an unusually beneficial solvent for
undertaking hypervalent iodine-initiated [2+ 2] cycloaddition of styrenes. For the initiator …

Pulsed Gradient Spin−Echo (PGSE) Diffusion and 1H,19F Heteronuclear Overhauser Spectroscopy (HOESY) NMR Methods in Inorganic and Organometallic …

PS Pregosin, PGA Kumar, I Fernández - Chemical reviews, 2005 - ACS Publications
The determination of relative molecular size in solution remains a subject of considerable
interest to the chemistry community. This is especially true with respect to the formation of …

Diffusion-ordered NMR spectroscopy: a versatile tool for the molecular weight determination of uncharged polysaccharides

S Viel, D Capitani, L Mannina, A Segre - Biomacromolecules, 2003 - ACS Publications
Diffusion-ordered NMR spectroscopy (DOSY) experiments have been carried out on dilute
aqueous solutions of uncharged saccharide systems and, in particular, on six well …

Diffusions‐NMR‐Spektroskopie in der Supramolekularen und Kombinatorischen Chemie: ein alter Parameter–neue Erkenntnisse

Y Cohen, L Avram, L Frish - Angewandte Chemie, 2005 - Wiley Online Library
Intermolekulare Wechselwirkungen in Lösung spielen eine wichtige Rolle bei der
molekularen Erkennung und sind somit von besonderer Bedeutung in der …

DOSY studies of hydrogen bond association: tetramethylsilane as a reference compound for diffusion studies

EJ Cabrita, S Berger - Magnetic resonance in chemistry, 2001 - Wiley Online Library
The use of tetramethylsilane (TMS) as an internal diffusion reference for DOSY
measurements related to molecular association forced by H‐bond in solution is proposed …

Structural and dynamical properties of guest molecules confined in mesoporous silica materials revealed by NMR

G Buntkowsky, H Breitzke, A Adamczyk… - Physical Chemistry …, 2007 - pubs.rsc.org
In the last fifteen years several novel porous silica materials, which are periodically
structured on the mesoscopic length scale, have been synthesized. They are of broad …

Ion pairing using PGSE diffusion methods

PS Pregosin - Progress in Nuclear Magnetic Resonance …, 2006 - Elsevier
There is a continuing, indeed growing, interest in measuring diffusion constants and the
literature reveals that a number of methodologies are in use. These include attenuated total …

Diffusion ordered spectroscopy (DOSY) as a powerful tool for amphiphilic block copolymer characterization and for critical micelle concentration (CMC) determination

Y Bakkour, V Darcos, S Li, J Coudane - Polymer Chemistry, 2012 - pubs.rsc.org
Diffusion-ordered spectroscopy (DOSY) NMR was successfully used to characterize
amphiphilic block copolymers. A triblock copolymer was prepared by ring-opening …