Zhu-ya Yang

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OBJECTIVE To study the chemical constituents of chloroform fraction from Aconitum bulleyanum. METHODS The compounds were isolated by various chromatographic techniques and identified by spectroscopic methods. RESULTS 7 compounds were obtained and identified as yunaconitine (1), crassicaudine (2), foresaconitine (3), chasmaconitine (4), bulleyaconitine A(More)
Aconitum vilmorinianum Komarov is a local medicinal plant used in many well-known clinical preparations to treat rheumatism and pains in Yunnan Province, China. Phytochemical examination of the roots of A. vilmorinianum led to the isolation of three novel imine-type norditerpenoid alkaloids named vilmorrianines E–G (1–3), and a new natural alkaloid(More)
OBJECTIVE To investigate the chemical constituents of the processed products of Aconitum Vilmorinian Radix. METHODS The constituents were isolated by repeated column chromatography over silica gel, alumina and RP-C18 as well as recrystallization. The structures were elucidated on the basis of spectral analysis and physicochemical properties. RESULTS Ten(More)
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