Determination of methylxanthine contents and risk characterisation for various types of tea in Korea
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DOI: 10.1016/j.foodcont.2021.108543
Abstract: Abstract: Tea leaves contain methylxanthines, such as caffeine, which have various physiological and pharmacological effects in vivo. Caffeine, theobromine and theophylline were analysed in various teas to determine the exposure amount and health risk of… read more here.
Keywords: methylxanthine contents; theobromine theophylline; determination methylxanthine; caffeine theobromine ... See more keywords
Measurement and Correlation of the Solubility of Theobromine and Theophylline in Seven Imidazolium-Based Ionic Liquids at Various Temperatures
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DOI: 10.1021/acs.jced.9b01043
Abstract: The solubility of theobromine and theophylline in seven pure imidazolium-based ionic liquids, including 1-butyl-3-methylimidazolium tetrafluoroborate ([C4mim]BF4), 1-butyl-3-methylimidazolium hexafluorophosphate ([C4mim]PF6), 1-butyl-3-methylimidazolium nitrate ([C4mim]NO3), 1-hexyl-3-methylimidazolium tetrafluoroborate ([C6mim]BF4), 1-hexyl-3-methylimidazolium hexafluorophosphate ([C6mim]PF6), 1-hexyl-3-methylimidazolium nitrate ([C6mim]NO3), and 1-octyl-3-methylimidazolium tetrafluoroborate ([C8mim]BF4),… read more here.
Keywords: solubility theobromine; theobromine theophylline; ionic liquids; methylimidazolium ... See more keywords