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Synthesis and Solubility Properties of Methanofullerenes Containing Primary Ammonium Ion Functionalities

โœ Scribed by Luigi Garlaschelli; Dario Pasini; Federica Spiaggia


Publisher
John Wiley and Sons
Year
2005
Tongue
English
Weight
115 KB
Volume
2005
Category
Article
ISSN
1434-193X

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โœฆ Synopsis


Abstract

The synthesis of novel methanofullerene derivatives bearing a primary ammonium ion functionality is described. They are obtained by a Bingel cyclopropanation reaction on C~60~ with malonate esters, bearing both a solubilizing poly(oxyethylene) chain and an aliphatic chain ending with a BOCโ€protected amine. After removal of the protecting group, a counterion exchange methodology allows for the introduction of a perfluorinated anion, bringing the overall solubility of these derivatives to 98 mg/mL in an organic CH~2~Cl~2~ solution. (ยฉ Wileyโ€VCH Verlag GmbH & Co. KGaA, 69451 Weinheim, Germany, 2005)


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