ChemicalBook >?? ???? >3-Hydroxy-3-methylbutyric acid [(2S,4bα,8aβ,10aα)-tetradecahydro-7-[(E)-2-[N-(2-hydroxyethyl)-N-methylamino]-2-oxoethylidene]-1,1,4aβ,8α-tetramethyl-9-oxophenanthren-2β-yl] ester
3-Hydroxy-3-methylbutyric acid [(2S,4bα,8aβ,10aα)-tetradecahydro-7-[(E)-2-[N-(2-hydroxyethyl)-N-methylamino]-2-oxoethylidene]-1,1,4aβ,8α-tetramethyl-9-oxophenanthren-2β-yl] ester
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3-Hydroxy-3-methylbutyric acid [(2S,4bα,8aβ,10aα)-tetradecahydro-7-[(E)-2-[N-(2-hydroxyethyl)-N-methylamino]-2-oxoethylidene]-1,1,4aβ,8α-tetramethyl-9-oxophenanthren-2β-yl] ester ??
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3-Hydroxy-3-methylbutyric acid [(2S,4bα,8aβ,10aα)-tetradecahydro-7-[(E)-2-[N-(2-hydroxyethyl)-N-methylamino]-2-oxoethylidene]-1,1,4aβ,8α-tetramethyl-9-oxophenanthren-2β-yl] ester C??? ??, ??, ??
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The bark of Erythrophleum couminga yields a number of alkaloids having similar structures. Nor coumingide is a minor component of the total alkaloids and has the structure given above which is based upon chemical analysis and spectroscopic data.?? ??
Cronlund, Ogakawa, Acta Pharm. Suec., 12,467 (1975)3-Hydroxy-3-methylbutyric acid [(2S,4bα,8aβ,10aα)-tetradecahydro-7-[(E)-2-[N-(2-hydroxyethyl)-N-methylamino]-2-oxoethylidene]-1,1,4aβ,8α-tetramethyl-9-oxophenanthren-2β-yl] ester ?? ?? ? ???
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3-Hydroxy-3-methylbutyric acid [(2S,4bα,8aβ,10aα)-tetradecahydro-7-[(E)-2-[N-(2-hydroxyethyl)-N-methylamino]-2-oxoethylidene]-1,1,4aβ,8α-tetramethyl-9-oxophenanthren-2β-yl] ester ?? ??
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