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Separation of xylenes by extractive crystallization with calixarenes

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Abstract

Several calixarenes1–5 and benzopinacolone6 were recrystallized from 1:1:1 mixtures of the three xylene isomers.p-Iso-propylcalix[4]arene 1 was shown to extractp-xylene with 86% selectivity.p-Iso-propylbishomooxacalix[4]arene5 extractso-xylene with 84% selectivity.

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Authors and Affiliations

  1. University de Strasbourg, URA 405 du CNRS, 1 rue Blaise Pascal, 67008, Strasbourg Cedex, France

    Jacques Vicens

  2. Faculty of Pharmaceutical Sciences, Osaka University, 1-6 Yamadakoa, 565, Suita, Osaka, Japan

    A. E. Armah, S. Fujii & K.-I Tomita

Authors
  1. Jacques Vicens
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  2. A. E. Armah
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  3. S. Fujii
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  4. K.-I Tomita
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Vicens, J., Armah, A.E., Fujii, S. et al. Separation of xylenes by extractive crystallization with calixarenes. J Incl Phenom Macrocycl Chem 10, 159–163 (1991). https://doi.org/10.1007/BF01041649

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  • DOI: https://doi.org/10.1007/BF01041649

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