Literature DB >> 22940416

Optimization of [11C]DASB-synthesis: vessel-based and flow-through microreactor methods.

Johanna Ungersboeck1, Cecile Philippe, Daniela Haeusler, Markus Mitterhauser, Rupert Lanzenberger, Robert Dudczak, Wolfgang Wadsak.   

Abstract

The intention for the present study was to implement a microfluidic set-up for N-(11)C-methylations in a flow-through microreactor device with [(11)C]DASB as model-compound and [(11)C]CH(3)I and [(11)C]CH(3)OTf, respectively, as (11)C-methylation agents. Due to an observed "aging" effect of the (11)C-methylation agents' solution, this goal was not achieved. Nevertheless, based on these observations, the time consumption for the vessel-based routine production of [(11)C]DASB was reduced (34±1 min) and RCY was increased to 45.1±4.6% (EOB; 5.2±0.95 GBq EOS).
Copyright © 2012 Elsevier Ltd. All rights reserved.

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Year:  2012        PMID: 22940416     DOI: 10.1016/j.apradiso.2012.08.001

Source DB:  PubMed          Journal:  Appl Radiat Isot        ISSN: 0969-8043            Impact factor:   1.513


  3 in total

1.  Microliter-scale reaction arrays for economical high-throughput experimentation in radiochemistry.

Authors:  Alejandra Rios; Travis S Holloway; Philip H Chao; Christian De Caro; Chelsea C Okoro; R Michael van Dam
Journal:  Sci Rep       Date:  2022-06-17       Impact factor: 4.996

2.  Assessment of Ketamine Binding of the Serotonin Transporter in Humans with Positron Emission Tomography.

Authors:  Marie Spies; Gregory M James; Neydher Berroterán-Infante; Harald Ibeschitz; Georg S Kranz; Jakob Unterholzner; Mathis Godbersen; Gregor Gryglewski; Marius Hienert; Johannes Jungwirth; Verena Pichler; Birgit Reiter; Leo Silberbauer; Dietmar Winkler; Markus Mitterhauser; Thomas Stimpfl; Marcus Hacker; Siegfried Kasper; Rupert Lanzenberger
Journal:  Int J Neuropsychopharmacol       Date:  2018-02-01       Impact factor: 5.176

3.  Development and implementation of ISAR, a new synthesis platform for radiopharmaceutical production.

Authors:  Christopher Frank; Georg Winter; Fredrik Rensei; Victor Samper; Allen F Brooks; Brian G Hockley; Bradford D Henderson; Christian Rensch; Peter J H Scott
Journal:  EJNMMI Radiopharm Chem       Date:  2019-09-18
  3 in total

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