Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3alpha-amino-5alpha-pregnan-20-one
Price: Check
Purity: 97.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3alpha-amino-5alpha-pregnan-20-one
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

474-45-3

474-45-3 structure

474-45-3 structure

Name: 3alpha-amino-5alpha-pregnan-20-one
Chemical Name: (3α,5α)-3-Aminopregnan-20-one
CAS Number: 474-45-3
Molecular Formula: C₂₁H₃₅NO
Molecular Weight: 317.50900
Create Date: 2018-05-26 08:00:00
Modify Date: 2025-08-25 09:39:38

Name	(3α,5α)-3-Aminopregnan-20-one
Synonyms	Amafolona [INN-Spanish] (2beta,3alpha,5alpha)-3-Amino-2-hydroxyandrostan-17-one,hydrochloride Amafolonum Amafolona Amafolone Amafolonum [INN-Latin]

Density	1.014g/cm3
Boiling Point	419.9ºC at 760mmHg
Molecular Formula	C₂₁H₃₅NO
Molecular Weight	317.50900
Flash Point	207.8ºC
Exact Mass	317.27200
PSA	43.09000
LogP	5.26190
Vapour Pressure	2.93E-07mmHg at 25°C
Index of Refraction	1.516
Storage condition	-20°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: TU4375000

CHEMICAL NAME :: 5-alpha-Pregnan-20-one, 3-alpha-amino-

CAS REGISTRY NUMBER :: 474-45-3

LAST UPDATED :: 199709

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C21-H35-N-O

MOLECULAR WEIGHT :: 317.57

WISWESSER LINE NOTATION :: L E5 B666TJ A1 E1 FV1 OZ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 30 mg/kg

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

REFERENCE :: CHDDAT Comptes Rendus des Seances de l'Academie des Sciences, Serie D: Sciences Naturelles. (Paris, France) V.262-291, 1966-80. For publisher information, see CRASEV. Volume(issue)/page/year: 274,2830,1972

TYPE OF TEST :: LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :: Intravenous

SPECIES OBSERVED :: Rodent - guinea pig

DOSE/DURATION :: 64 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: 18,177,1960

Hazard Codes	Xn

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