Two Novel Skeletal Rearrangements Involving in the C Ring of C19-Diterpenoid Alkaloid Deltaline Derivatives
نویسندگان
چکیده
منابع مشابه
Talatisamine, a C19-diterpenoid alkaloid from Chinese traditional herbal ‘Chuanwu’
THE TITLE COMPOUND [SYSTEMATIC NAME: (1S,4S,5R,7S,8S,9R,10R,11S,13S,14S,16S,17R)-N-methyl-8,14-dihy-droxy-1,16-tri-meth-oxy-4-(meth-oxy-methyl-ene)aconitane], C(24)H(39)NO(5), was isolated from the roots of Aconitum carmichaelii Debx., which is known as 'Chuanwu' in Chinese traditional herbal medicine. The mol-ecule has an aconitane carbon skeleton with four six-membered rings and two five-memb...
متن کاملCrystal structure of sepaconitine, a C19-diterpenoid alkaloid from the roots of Aconitum sinomontanum Nakai
The title compound [systematic name: [(1α,14α,16β)-20-ethyl-8,9,10-trihy-droxy-1,14,16-tri-meth-oxy-aconitan-4-yl 2-amino-benzoate], C30H42N2O8, a natural C19-diterpenoid alkaloid, possesses an aconitane carbon skeleton with four six-membered rings and two five-membered rings. The fused ring system contains two chair, one boat, one twist-boat and two envelope conformations. Intra-molecular N-H⋯...
متن کاملIn vitro activity of C20-diterpenoid alkaloid derivatives in promastigotes and intracellular amastigotes of Leishmania infantum.
The in vitro anti-proliferative effects are described of several atisine-type diterpenoid alkaloids against the protozoan parasite Leishmania infantum, which causes human visceral leishmaniasis and canine leishmaniasis in the Mediterranean basin, as well as human cutaneous leishmaniasis throughout the Mediterranean region. From a total of 43 compounds tested, including C19- and C20-diterpene al...
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ژورنال
عنوان ژورنال: Chemical and Pharmaceutical Bulletin
سال: 2008
ISSN: 0009-2363,1347-5223
DOI: 10.1248/cpb.56.250