Floroselin, a new coumarin from the roots of Seseli sessiliflorum
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A new coumarin has been isolated from the roots ofSeseli sessiliflorum for which the structure of 3′-angeloyloxy-2′,2′-dimethyl-4′-(trans-3-methylthioacryloyloxy)-3′, 4′-dihydropyrano-5′,6′:8,7-coumarin has been proposed. This is the first time that esters of 3-methylthioacrylic acid have been found in the coumarin series.
KeywordsCoumarin Ethereal Extract Sodium Carbonate Solution Bromphenol Blue Acyl Residue
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