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(3β,20α)-16,17-Didehydro-19α-methyl-18-oxayohimban-16-carboxylic acid methyl ester

(3β,20α)-16,17-Didehydro-19α-methyl-18-oxayohimban-16-carboxylic acid methyl ester ??? ???
?? ??:
642-17-1
???:
(3β,20α)-16,17-Didehydro-19α-methyl-18-oxayohimban-16-carboxylic acid methyl ester
???(??):
Akuammigine;Raubasine Impurity 1;(3β,20α)-16,17-Didehydro-19α-methyl-18-oxayohimban-16-carboxylic acid methyl ester;Oxayohimban-16-carboxylicacid, 16,17-didehydro-19-methyl-, methyl ester, (3b,19a,20a)-;Oxayohimban-16-carboxylic acid, 16,17-didehydro-19-methyl-, methyl ester, (3β,19α,20α)-
CBNumber:
CB62137221
???:
C21H24N2O3
??? ??:
352.43
MOL ??:
642-17-1.mol

(3β,20α)-16,17-Didehydro-19α-methyl-18-oxayohimban-16-carboxylic acid methyl ester ??

???
122-124 °C
?? ?
524.0±50.0 °C(Predicted)
??
1.30±0.1 g/cm3(Predicted)
?? ?? (pKa)
18.03±0.60(Predicted)

??

(3β,20α)-16,17-Didehydro-19α-methyl-18-oxayohimban-16-carboxylic acid methyl ester C??? ??, ??, ??

(3β,20α)-16,17-Didehydro-19α-methyl-18-oxayohimban-16-carboxylic acid methyl ester ?? ?? ? ???

???

?? ??


(3β,20α)-16,17-Didehydro-19α-methyl-18-oxayohimban-16-carboxylic acid methyl ester ?? ??

???( 62)?? ??
??? ?? ??? ?? ?? ? ??
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