[Purification of sulfolene and its UV-Vis and FTIR spectral analysis].

Guang Pu Xue Yu Guang Pu Fen Xi

College of Chemistry & Chemical Engineering, Guangxi University, Nanning 530004, China.

Published: February 2009

AI Article Synopsis

  • Researchers explored a method for purifying raw sulfolene using activated carbon and exchange resin, measuring results with UV-Vis, FTIR, and XRD techniques.
  • * Analyzing FTIR spectra highlighted the differences between sulfolene and sulfolane, emphasizing the effectiveness of the purification process.
  • * The study achieved over 99.8% conversion efficiency in synthesizing high-quality sulfolane from the purified sulfolene, which could inform future industrial equipment improvements.

Article Abstract

Purification of raw sulfolene was investigated by adsorption method using activated carbon and exchange resin, and the sulfolene was detected by UV-Vis, FTIR and XRD. FTIR spectra of sulfolene and sulfolane were especially analyzed. The results showed that it was the best way to purify industrial grade sulfolene by activated carbon connected exchange resin. The sulfolane with high quality was synthesized by purified sulfolene through catalytic hydrogenation with catalyst. The conversion efficiency was more than 99.8%. It could provide experimental data for the technical reform of industry equipment.

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