145 research outputs found
Structure (X-Ray) analysis of manicoline B, a mixture of two diastereoisomers of a new alkaloid from Dulacia guianensis (Olacaceae)
Get PDFCorallistine, a new polynitrogen compound from the sponge Corallistes fulvodesmus L. and L.
Get PDFTwo polynitrogen compounds 1-methyl-pteridine-2,4-dione 1b and corallistine 2 were isolated from the new-caledonian sponge #Corallistes fulvodesmus$ L. & L. The structure of corallistine was determinated by X-ray single crystal analysis of its 6'-isobutyloxycarbonyl derivative 3. (Résumé d'auteur
An indole alkaloid from Strychnos erichsonii
Get PDFLe premier alcaloïde indolique de type vobasine rencontré dans les #Loganiaceae a été isolé des écorces de #Strychnos erichsonii, récoltées en Guyane Française. Sa structure confirmée par cristallographie Rx. (Résumé d'auteur
Isolation and structure (X-Ray analysis) of manicolina A, a new-aminotropone from Dulacia guianensis (Olacaceae)
Get PDFIsolation and structure (X-ray analysis) of karinolide, a new quassinoid from Simaba multiflora
Get PDFManicol : a sesquiterpenoid hydroxytropolone from Dulacia guianensis; a revised structure (X-ray analysis)
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