title: Reaction of helenalin with hydrogen chloride.
mesh_terms: D000535:Aluminum; D055598:Chemical Phenomena; D002621:Chemistry; D002725:Chloroform; D006851:Hydrochloric Acid; D007783:Lactones; D010087:Oxides; D010936:Plant Extracts; D013055:Spectrophotometry, Infrared; D013729:Terpenes
chemical_list: D007783:Lactones; D010087:Oxides; D010936:Plant Extracts; D013729:Terpenes; D002725:Chloroform; D000535:Aluminum; D006851:Hydrochloric Acid