A denitro-aristolochic acid derivative, aristofolin-A, together with ten known compounds, were isolated from the fresh flowers of Aristolochia kaempferi. The structures of these compounds were determined by spectral analysis.
amino acid, flavonoid, flowers, A. liukiunesis, Aristolochia kaempferi, Aristolochiaceae, denitro aristolochic acid
Publication DOI: 10.1016/S0031-9422(98)00223-4Journal NLM ID: 0151434Publisher: Elsevier
Institutions: Department of Chemistry, National Cheng Kung University, Tainan, Taiwan
Methods: 1H NMR, NOE, IR, UV, extraction, CC, NOESY, HR-FAB