title: Three di-O-caffeoylquinic acid derivatives from the heads of Cynara scolymus L.
abstract: Three di-O-caffeoylquinic acid derivatives were isolated from the ethanol extracts of the heads of Cynara scolymus L. Their structures were elucidated based on spectra analyses.
authors.affiliation: Research Center for Eco-Environmental Sciences and Graduate School, Chinese Academy of Sciences, Beijing 100085, China.
authors.forename: Xian-Feng
authors.initials: XF
authors.lastname: Zhu
authors.forename: Hong-Xun
authors.initials: HX
authors.lastname: Zhang
authors.forename: Ramond
authors.initials: R
authors.lastname: Lo
mesh_terms: D031943:Cynara scolymus / Q000737:chemistry*; D000431:Ethanol; D035264:Flowers / Q000737:chemistry*; D009682:Magnetic Resonance Spectroscopy; D015394:Molecular Structure; D010936:Plant Extracts / Q000737:chemistry / Q000302:isolation & purification*; D011801:Quinic Acid / Q000031:analogs & derivatives* / Q000737:chemistry / Q000302:isolation & purification
chemical_list: D010936:Plant Extracts; C472707:caffeoylquinic acid; D011801:Quinic Acid; D000431:Ethanol