Vobasan-17-oic acid,19,20-dihydro-3-oxo-, methyl ester, (20a)-

Modify Date: 2025-08-22 11:01:12

Vobasan-17-oic acid,19,20-dihydro-3-oxo-, methyl ester, (20a)- structure	Common Name	Vobasan-17-oic acid,19,20-dihydro-3-oxo-, methyl ester, (20a)-
	CAS Number	2299-26-5	Molecular Weight	354.44300
	Density	1.176g/cm3	Boiling Point	515.9ºC at 760mmHg
	Molecular Formula	C₂₁H₂₆N₂O₃	Melting Point	N/A
	MSDS	N/A	Flash Point	265.8ºC

Name	20-Epitabernemontanine
Synonym	More Synonyms

Density	1.176g/cm3
Boiling Point	515.9ºC at 760mmHg
Molecular Formula	C₂₁H₂₆N₂O₃
Molecular Weight	354.44300
Flash Point	265.8ºC
Exact Mass	354.19400
PSA	62.40000
LogP	2.98030
Vapour Pressure	9.47E-11mmHg at 25°C
Index of Refraction	1.581

CHEMICAL IDENTIFICATION

RTECS NUMBER :: ZB1635000

CHEMICAL NAME :: Vobasan-17-oic acid, 19,20-dihydro-3-oxo-, methyl ester, (20-alpha)-

CAS REGISTRY NUMBER :: 2299-26-5

LAST UPDATED :: 199706

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C21-H26-N2-O3

MOLECULAR WEIGHT :: 354.49

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 130 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: APFRAD Annales Pharmaceutiques Francaises. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1943- Volume(issue)/page/year: 28,697,1970

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 52 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - rigidity (including catalepsy) Lungs, Thorax, or Respiration - respiratory stimulation

REFERENCE :: APFRAD Annales Pharmaceutiques Francaises. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1943- Volume(issue)/page/year: 28,697,1970

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 24 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: APFRAD Annales Pharmaceutiques Francaises. (SPPIF, B.P.22, F-41353 Vineuil, France) V.1- 1943- Volume(issue)/page/year: 28,697,1970

3-oxo-19,20-dihydro-vobasan-17-oic acid methyl ester

tabernaemontanine

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Product Name: Vobasan-17-oic acid,19,20-dihydro-3-oxo-, methyl ester, (20a)-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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