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(5α,12R,19α)-2,3-Didehydro-6α,7α-epoxyaspidospermidine-3-carboxylic acid methyl ester

(5α,12R,19α)-2,3-Didehydro-6α,7α-epoxyaspidospermidine-3-carboxylic acid methyl ester Struktur
72058-36-7
CAS-Nr.
72058-36-7
Englisch Name:
(5α,12R,19α)-2,3-Didehydro-6α,7α-epoxyaspidospermidine-3-carboxylic acid methyl ester
Synonyma:
Lochnericine;(5α,12R,19α)-2,3-Didehydro-6α,7α-epoxyaspidospermidine-3-carboxylic acid methyl ester;(5α,6α,7α,12R,19R)-2,3-Didehydro-6,7-epoxyaspidospermidine-3-carboxylic acid methyl ester;Aspidospermidine-3-carboxylic acid, 2,3-didehydro-6,7-epoxy-, methyl ester, (5α,6α,7α,12R,19α)-;(5alpha,6alpha,7alpha,12R,19alpha)-2,3-Didehydro-6,7-epoxyaspidospermidine-3-carboxylic acid methyl ester
CBNumber:
CB42296676
Summenformel:
C21H24N2O3
Molgewicht:
352.43
MOL-Datei:
72058-36-7.mol

(5α,12R,19α)-2,3-Didehydro-6α,7α-epoxyaspidospermidine-3-carboxylic acid methyl ester Eigenschaften

Schmelzpunkt:
190-3°C (dec.).
alpha 
D27 -432° (chloroform)
pka
pKa in 66% DMF: 4.2(at 25℃)

Sicherheit

(5α,12R,19α)-2,3-Didehydro-6α,7α-epoxyaspidospermidine-3-carboxylic acid methyl ester Chemische Eigenschaften,Einsatz,Produktion Methoden

Beschreibung

One of the numerous alkaloids which have been isolated from Vinca rosea L. (Syn. Catharanthus roseus G. Don.), this base yields colourless crystals from MeOH and is strongly laevorotatory with [α]D - 528° (CHCl3) or [α]27D - 432° (CHCI3). The ultraviolet spectrum of the alkaloid in EtOH shows three absorption maxima at 226, 297 and 327 ffi/.l. The suggested structure contains one methoxycarbonyl group, an imino group, a bridge ethyl group and an epoxy ring. The second nitrogen atom is tertiary.

Einzelnachweise

Nair, Pillay., Tetrahedron, 6,89 (1959)
Gorman et at., J. Amer. Pharm. Assoc., Sci. Ed., 48, 256 (1959)
Moza, Trojanck., Chem. Ind., 1425 (1962)
Mozaetat., Tetrahedron Lett., 2561 (1964)

(5α,12R,19α)-2,3-Didehydro-6α,7α-epoxyaspidospermidine-3-carboxylic acid methyl ester Upstream-Materialien And Downstream Produkte

Upstream-Materialien

Downstream Produkte


(5α,12R,19α)-2,3-Didehydro-6α,7α-epoxyaspidospermidine-3-carboxylic acid methyl ester Anbieter Lieferant Produzent Hersteller Vertrieb H?ndler.

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  • (5α,12R,19α)-2,3-Didehydro-6α,7α-epoxyaspidospermidine-3-carboxylic acid methyl ester
  • (5α,6α,7α,12R,19R)-2,3-Didehydro-6,7-epoxyaspidospermidine-3-carboxylic acid methyl ester
  • Lochnericine
  • (5alpha,6alpha,7alpha,12R,19alpha)-2,3-Didehydro-6,7-epoxyaspidospermidine-3-carboxylic acid methyl ester
  • Aspidospermidine-3-carboxylic acid, 2,3-didehydro-6,7-epoxy-, methyl ester, (5α,6α,7α,12R,19α)-
  • 72058-36-7
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