Oxabolone cipionate

Oxabolone cipionate (INN, JAN) (brand names Steranabol Depo, Steranabol Ritardo; former developmental code name FI-5852), or oxabolone cypionate, also known as 4-hydroxy-19-nortestosterone 17β-cypionate or estr-4-en-4,17β-diol-3-one 17β-cypionate, is synthetic and injected anabolic–androgenic steroid (AAS) and derivative of nandrolone (19-nortestosterone) which has been marketed in Europe.[1][2][3] It is the C17β cypionate ester and a prodrug of oxabolone (4-hydroxy-19-nortestosterone).[2][3]

Oxabolone cipionate

Clinical data
Trade names	Steranabol Depo, Steranabol Ritardo
Other names	Oxabolone cypionate; FI-5852; 4-Hydroxy-19-nortestosterone 17β-cypionate; Estr-4-en-4,17β-diol-3-one 17β-cypionate
Routes of administration	Intramuscular injection[1]
Drug class	Androgen; Anabolic steroid; Androgen ester
ATC code	A14AB03 (WHO)
Identifiers
IUPAC name [(8R,9S,10R,13S,14S,17S)-4-hydroxy-13-methyl-3-oxo-2,6,7,8,9,10,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl]-3-cyclopentylpropanoate
CAS Number	1254-35-9
PubChem CID	68952
ChemSpider	62175
UNII	5RXY50Q01N
KEGG	D01149
CompTox Dashboard (EPA)	DTXSID3046879
ECHA InfoCard	100.013.647
Chemical and physical data
Formula	C26H38O4
Molar mass	414.586 g·mol^−1
3D model (JSmol)	Interactive image
SMILES C[C@]12CC[C@H]3[C@H]([C@@H]1CC[C@@H]2OC(=O)CCC4CCCC4)CCC5=C(C(=O)CC[C@H]35)O
InChI InChI=1S/C26H38O4/c1-26-15-14-18-17-9-11-22(27)25(29)20(17)8-7-19(18)21(26)10-12-23(26)30-24(28)13-6-16-4-2-3-5-16/h16-19,21,23,29H,2-15H2,1H3/t17-,18-,19-,21+,23+,26+/m1/s1 Key:KHKDIUPVDIEHAH-KXLSUQFWSA-N
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See also

• 4-Hydroxytestosterone
• Clostebol (4-chlorotestosterone)
• Formestane (4-hydroxyandrostenedione)
• Norclostebol (4-chloro-19-nortestosterone)

References

1. Krüskemper HL (22 October 2013). Anabolic Steroids. Elsevier. pp. 203–. ISBN 978-1-4832-6504-9.
2. Index Nominum 2000: International Drug Directory. Taylor & Francis. January 2000. pp. 764–765. ISBN 978-3-88763-075-1.
3. Elks J (14 November 2014). The Dictionary of Drugs: Chemical Data: Chemical Data, Structures and Bibliographies. Springer. pp. 1–. ISBN 978-1-4757-2085-3.