8β-Acetoxy-14α-benzoyloxy-N-methyl-13β,15α-dihydroxy-1α,6α,16β-trimethoxy-4β-(methoxymethyl)aconitane: hypaconitine isolated from ‘fuzi’
نویسندگان
چکیده
The title compound, C(33)H(45)NO(10), has an aconitine carbon skeleton with four six-membered rings and two five-membered rings. The five-membered rings adopt envelope configurations and the six-membered N-containing heterocyclic ring displays a chair conformation. Two intra-molecular O-H⋯O hydrogen bonds occur.
منابع مشابه
8β-Acetoxy-14α-benzoyloxy-N-ethyl-3α,10β,13β,15α-tetrahydroxy-1α,6α,16β-trimethoxy-4β-(methoxymethylene)aconitane: aconifine from Aconitum karakolicum Rapaics
The title compound, C(34)H(47)NO(12), is the norditerpenoid alkaloid aconifine isolated from the leaves and tubers of Aconitum karakolicum Rapaics. It has a lycoctonine carbon skeleton and contains four six-membered rings and two five-membered rings; its geometry is similar to that observed in other lycoctonine-type diterpenoid alkaloids. There are two intra-molecular O-H⋯O hydrogen bonds which...
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THE TITLE COMPOUND (SYSTEMATIC NAME 8β-acet-oxy-14α-benzo-yloxy-N-ethyl-13β,15α-dihydr-oxy-1α,6α,16β-trimeth-oxy-4β-methoxy-methyl-eneaconitane), C(34)H(47)NO(10), is a typical aconitine-type C(19)-diterpenoid alkaloid, and was isolated from the roots of the Aconitum carmichaeli Debx. The mol-ecule has an aconitine carbon skeleton with four six-membered rings and two five-membered rings, whose ...
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THE TITLE COMPOUND [SYSTEMATIC NAME: (1α,3α,6α,8β,13β,14α,16β)-20-ethyl-8-eth-oxy-3,13-dihy-droxy-1,6,16-trimeth-oxy-4-(meth-oxy-meth-yl)aconitan-14-yl 4-meth-oxy-benzoate], C(35)H(51)NO(10), was isolated from roots of Aconitum carmichaeli Debx., which is a typical C(19)-diterpenoid alkaloid. The mol-ecule has an aconitane carbon skeleton with four six-membered rings and two five-membered rings...
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The title compound, C(24)H(39)NO(6) [systematic name: (1α,6α,14α,16β)-N-ethyl-6,16-dimeth-oxy-4-meth-oxy-methylaconitane-1,8,14-triol], is a C(19)-diterpenoid alkaloid from the roots of Aconitum flavum Hand. The mol-ecule has an aconitane carbon skeleton with four six-membered rings and two five-membered rings. Both five-membered rings adopt envelope conformations. Two six-membered rings adopt ...
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A new aconitine-type norditerpenoid alkaloid, kohatenine (1) [10β-hydroxy-1α,8β,16β-trimethoxy6α,14α-diacetyl-N-ethyl aconitane], along with four known alkaloids, condelphine (2), talatisamine (3), peregrine (4), and 14-O-acetyltalatisamine (5), was isolated from the aerial parts of Delphinium kohatense Munz. The structure of the new compound was deduced on the basis of combined MS (EI and FAB)...
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