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Proceedings of the National Academy of Sciences of the United States of America logoLink to Proceedings of the National Academy of Sciences of the United States of America
. 1994 Sep 13;91(19):9019–9021. doi: 10.1073/pnas.91.19.9019

Convenient separation of high-purity C60 from crude fullerene extract by selective complexation with AlCl3.

I Bucsi 1, R Aniszfeld 1, T Shamma 1, G K Prakash 1, G A Olah 1
PMCID: PMC44738  PMID: 11607495

Abstract

A purification procedure for C60 from the fullerene extract has been developed using the differential complexation of C60 and C70 with AlCl3 (or its conjugate acid) in CS2 solution. In addition to pure C60 (>99.8%), the procedure also provides C70-enriched fullerene mixture.

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Selected References

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  1. Hawkins J. M., Lewis T. A., Loren S. D., Meyer A., Heath J. R., Shibato Y., Saykally R. J. Organic chemistry of C60 (Buckminsterfullerene): chromatography and osmylation. J Org Chem. 1990;55(26):6250–6252. doi: 10.1021/jo00313a009. [DOI] [PubMed] [Google Scholar]

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