title: New aconitine-type C19-diterpenoid alkaloids from Aconitum hemsleyanium var. circinacum.
abstract: Two new aconitine-type C19-diterpenoid alkaloids, hemsleyanines C (1) and D (2), were isolated from the roots of Aconitum hemsleyanium var. circinacum, their structures were determined by the chemical evidence and spectral analyses.
authors.affiliation: Department of Chemistry of Medicinal Natural Products, West China College of Pharmacy, Sichuan University, No. 17, Duan 3, Renmin Nan Road, Chengdu 610041, PR China.
authors.forename: Feng
authors.initials: F
authors.lastname: Gao
authors.forename: Dong-Lin
authors.initials: DL
authors.lastname: Chen
authors.forename: Feng-Peng
authors.initials: FP
authors.lastname: Wang
mesh_terms: D000157:Aconitine / Q000737:chemistry / Q000302:isolation & purification; D031841:Aconitum / Q000737:chemistry*; D000470:Alkaloids / Q000737:chemistry / Q000302:isolation & purification*; D004224:Diterpenes / Q000737:chemistry / Q000302:isolation & purification*; D009682:Magnetic Resonance Spectroscopy; D018517:Plant Roots / Q000737:chemistry; D021241:Spectrometry, Mass, Electrospray Ionization
chemical_list: D000470:Alkaloids; D004224:Diterpenes; C526955:hemsleyanine C; C526956:hemsleyanine D; D000157:Aconitine