Search Results - "Fokkens, Roel H"

Ag+ Labeling: A Convenient New Tool for the Characterization of Hydrogen-Bonded Supramolecular Assemblies by MALDI-TOF Mass Spectrometry by Timmerman, Peter, Jolliffe, Katrina A., Crego Calama, Mercedes, Weidmann, Jean-Luc, Prins, Leonard J., Cardullo, Francesca, Snellink-Ruël, Bianca H. M., Fokkens, Roel H., Nibbering, Nico M. M., Shinkai, Seiji, Reinhoudt, David N.

“…Herein we describe our results on the characterization of a wide variety of different hydrogen‐bonded assemblies by means of a novel matrix‐assisted laser…”
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Anion Complexation by Glycocluster Thioureamethyl Cavitands: Novel ESI-MS-Based Methods for the Determination of Ka Values by Oshovsky, Gennady V., Verboom, Willem, Fokkens, Roel H., Reinhoudt, David N.

“…A series of saccharide‐thiourea functionalized cavitands was prepared in good yields (72–86 %) by reaction of a tetrakis(aminomethyl) cavitand with the…”
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Integrated Microfluidic System Enabling (Bio)chemical Reactions with On-Line MALDI-TOF Mass Spectrometry by Brivio, Monica, Fokkens, Roel H, Verboom, Willem, Reinhoudt, David N, Tas, Niels R, Goedbloed, Martijn, van den Berg, Albert

“…A continuous flow micro total analysis system (μ-TAS) consisting of an on-chip microfluidic device connected to a matrix assisted laser desorption ionization…”
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Nanostructures via Noncovalent Synthesis:  144 Hydrogen Bonds Bring Together 27 Components by Paraschiv, Vasile, Crego-Calama, Mercedes, Fokkens, Roel H, Padberg, Clemens J, Timmerman, P, Reinhoudt, David N

“…This paper describes the spontaneous and reversible assembly of ∼20 kDa synthetic hydrogen-bonded assemblies via the formation of 144 cooperative hydrogen…”
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Convergent Synthesis of Noncovalent Metallodendrimers Containing Hydrophobic Dendrons at the Periphery by van Manen, Henk-Jan, Fokkens, Roel H, Nibbering, Nico M. M, van Veggel, Frank C. J. M, Reinhoudt, David N

“…The noncovalent synthesis of “layer-block” metallodendrimers containing hydrophobic shells of covalent dendritic wedges at the periphery is described. Starting…”
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Convergent and Divergent Noncovalent Synthesis of Metallodendrimers by Huck, Wilhelm T. S, Prins, Leonard J, Fokkens, Roel H, Nibbering, Nico M. M, van Veggel, Frank C. J. M, Reinhoudt, David N

“…A new building block is constructed with one pyridine and two kinetically inert complexed Pd(II) ions, for the controlled assembly of metallodendrimers…”
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Evidence for the formation of acyclic ions from the radical cations and cyclic ions from the protonated molecules of α,ω-diamines upon loss of ammonia by Fernandes, Ana M, Correia, A.J.Ferrer, Fokkens, Roel H, Nibbering, Nico M.M

“…The structural characterization of the ions generated by the electron ionization-induced loss of ammonia from the molecular ions of α,ω-diamines, using…”
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Gas-phase chemistry of the negative ions derived from azo- and hydrazobenzene by Ingemann, Steen, Fokkens, Roel H, Nibbering, Nico M. M

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Anion Complexation by Glycocluster Thioureamethyl Cavitands: Novel ESI‐MS‐Based Methods for the Determination of K a Values by Oshovsky, Gennady V., Verboom, Willem, Fokkens, Roel H., Reinhoudt, David N.

“…A series of saccharide‐thiourea functionalized cavitands was prepared in good yields (72–86 %) by reaction of a tetrakis(aminomethyl) cavitand with the…”
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Integrated microfluidic system enabling (bio)chemical reactions with on-line MALDI-TOP mass spectrometry by Brivio, Monica, Fokkens, Roel H, Verboom, Willem, Reinhoudt, David N

“…A look at the integrated microfluidic system enabling (bio)chemical reactions with on-line MALDI-TOP mass spectrometry is presented. The effectiveness has been…”
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Noncovalent Synthesis of Water-Soluble SCS PdII Pincer Assemblies by van Manen, Henk-Jan, Fokkens, Roel H., van Veggel, Frank C. J. M., Reinhoudt, David N.

“…This article describes the noncovalent synthesis of water‐soluble coordination assemblies based on SCS PdII pincer moieties. Two neutral solubilizing moieties,…”
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A metastable ion and collision-induced dissociation study of the (M–C 2H 4) •+ ion from 3-phenyl-1-bromopropane by Yamaoka, Hiroshi, Fokkens, Roel H., Nibbering, Nico M.M.

“…The molecular ion of 3-phenyl-1-bromopropane is known to eliminate ethylene containing the methylene groups of positions 1 and 2 following an exchange between…”
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Multiple cationization of polyethylene glycols in field desorption mass spectrometry: a new approach to extend the mass scale on sector mass spectrometers by Guo, Xinghua, Fokkens, Roel H., Peeters, Han J.W., Nibbering, Nico M. M., de Koster, Chris G.

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The role of distonic ions in the formation of CH 3 NH 3 + and (CH 3 ) 2 NH 2 + from the molecular ions of octopamine and synephrine by Cardoso, Ana M., Ferrer-Correia, Antonio J., Fokkens, Roel H., Nibbering, Nico M. M.

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The role of distonic ions in the formation of CH 3NH 3+ and (CH 3) 2NH 2+ from the molecular ions of octopamine and synephrine by Cardoso, Ana M., Ferrer-Correia, Antonio J., Fokkens, Roel H., Nibbering, Nico M.M.

“…It is shown by mass-analyzed ion kinetic energy spectrometry that the metastably decomposing molecular ions of octopamine ( p-HOC 6H 4CH(OH)CH 2NH 2) and…”
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