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Spherical Particles of Phenylene-Bridged Periodic Mesoporous Organosilica for High-Performance Liquid Chromatography

Authors


  • The authors thank M. Jakubowski and S. Pötz for laboratory support, G. Koch, C. Gath, and K. Peppler for the TEM and SEM images, Dr. M. Bertmer (RWTH Aachen) for the 2H NMR spectra, and Prof. Dr. M. Hunger for the 29Si MAS NMR spectra. Special thanks to U. Weißgüttel (Martin Luther University, Halle–Wittenberg) for particle sieving and determination of particle sizes. Financial support from the Justus Liebig University and the Fonds der Chemischen Industrie is gratefully acknowledged.

Abstract

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Alternative adsorbents: Spherical particles of a phenylene-bridged periodic mesoporous organosilica material (see picture) are applied in HPLC for the first time. Three test mixtures of up to four components with different polarities can be separated with the new column material.

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