Product Name

  • Name

    Epiandrosterone acetate

  • EINECS 212-714-1
  • CAS No. 1239-31-2
  • Article Data71
  • CAS DataBase
  • Density 1.09 g/cm3
  • Solubility
  • Melting Point 169-173 °C
  • Formula C21H32O3
  • Boiling Point 424.6 °C at 760 mmHg
  • Molecular Weight 332.483
  • Flash Point 182.8 °C
  • Transport Information
  • Appearance
  • Safety 16-23-36
  • Risk Codes 20/21/22-40
  • Molecular Structure Molecular Structure of 1239-31-2 (Epiandrosterone acetate)
  • Hazard Symbols Xn
  • Synonyms 17-Oxo-5a-androstan-3b-yl acetate;3b-Acetoxy-5a-androstan-17-one;3b-Acetoxyepiandrosterone;5a-Androstan-3b-acetoxy-17-one;5a-Androstan-3b-ol-17-one acetate;
  • PSA 43.37000
  • LogP 4.52990

Epiandrosterone Acetate Chemical Properties

IUPAC Name: [(3S,5S,8R,9S,10S,13S,14S)-10,13-Dimethyl-17-oxo-1,2,3,4,5,6,7,8,9,11,12,14,15,16-tetradecahydrocyclopenta[A]phenanthren-3-Yl] acetate
Molecular Weight: 332.47698 g/mol
Molecular Formula: C21H32O3 
Density: 1.09 g/cm3
Melting Point: 169-173°C 
Flash Point: 182.8 °C
Boiling Point: 424.6 °C at 760 mmHg
Vapour Pressure: 2.04E-07 mmHg at 25 °C 
Enthalpy of Vaporization: 67.92 kJ/mol
Molecular structure of Epiandrosterone Acetate (CAS NO.1239-31-2):

XLogP3: 4.3
H-Bond Acceptor: 3
Rotatable Bond Count: 2
Tautomer Count: 2
Exact Mass: 332.235145
MonoIsotopic Mass: 332.235145
Topological Polar Surface Area: 43.4
Heavy Atom Count: 24 
Canonical SMILES: CC(=O)OC1CCC2(C(C1)CCC3C2CCC4(C3CCC4=O)C)C
Isomeric SMILES: CC(=O)O[C@H]1CC[C@]2([C@H](C1)CC[C@@H]3[C@@H]2CC[C@]4([C@H]3CCC4=O)C)
InChI: InChI=1S/C21H32O3/c1-13(22)24-15-8-10-20(2)14(12-15)4-5-16-17-6-7-19(23)21(17,3)11-9-18(16)20/h14-18H,4-12H2,1-3H3/t14-,15-,16-,17-,18-,20-,21-/m0/s1
InChIKey: FDCINQSOYQUNKB-HGDYXINXSA-N
Product Categories: Pharmaceutical Intermediates; Steroids

Epiandrosterone Acetate Uses

 Epiandrosterone Acetate (CAS NO.1239-31-2) can be used as intermediate contraceptives norethisterone .

Epiandrosterone Acetate Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 4900mg/kg (4900mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 18(2), Pg. 32, 1974.
mouse LD50 oral > 8gm/kg (8000mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 18(2), Pg. 32, 1974.

Epiandrosterone Acetate Safety Profile

Low toxicity by ingestion. Questionable carcinogen with experimental data reported. Experimental reproductive effects. When heated to decomposition it emits acrid smoke and irritating vapors.

Epiandrosterone Acetate Specification

 Epiandrosterone Acetate (CAS NO.1239-31-2) is also named as (3-beta,5-alpha)-3-(Acetyloxy)androstan-17-one ; 17-Oxo-5alpha-androstan-3beta-yl acetate ; 3beta-Acetoxy-5alpha-androstan-17-one ; 4-08-00-00644 (Beilstein Handbook Reference) ; 5alpha-Androstan-3beta-ol-17-one acetate ; BRN 2625063 ; Isoandrosterone acetate ; NSC 120612 ; epi-Androsterone acetate .

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