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We report the syntheses of C 60 -based active esters and the coupling of their C 60 moiety to various amines or alcohols. Methano[60]fullerene carboxylic acid was activated by esterification with N-hydroxysuccinimide (NHS) or pentafluorophenol (PFP) and the active esters were isolated. Reactions of the active esters with amines or alcohols proceeded easily to give a variety of compounds...
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