Norclostebol acetate

Norclostebol acetate (brand name Anabol 4-19), or norchlorotestosterone acetate (NClTA), also known as 4-chloro-19-nortestosterone 17β-acetate or as 4-chloroestr-4-en-17β-ol-3-one, is a synthetic, injectable anabolic-androgenic steroid (AAS) and derivative of 19-nortestosterone (nandrolone).^{[1][2][3][4][5]} It is an androgen ester – specifically, the C17β acetate ester of norclostebol (4-chloro-19-nortestosterone).^[1][2]

Norclostebol acetate

Clinical data
Trade names	Anabol 4-19
Routes of administration	Intramuscular injection
Identifiers
IUPAC name [(8R,9S,10R,13S,14S)-4-Chloro-13-methyl-3-oxo-2,6,7,8,9,10,11,12,14,15,16,17-dodecahydro-1H-cyclopenta[a]phenanthren-17-yl] acetate
CAS Number	1164-99-4
PubChem CID	101730066
ChemSpider	91682
UNII	JKP2S7674A
Chemical and physical data
Formula	C20H27ClO3
Molar mass	350.88 g·mol−1
3D model (JSmol)	Interactive image
SMILES CC(=O)OC1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CCC4=C(C(=O)CC[C@H]34)Cl)C
InChI InChI=1S/C20H27ClO3/c1-11(22)24-18-8-6-16-14-3-4-15-12(5-7-17(23)19(15)21)13(14)9-10-20(16,18)2/h12-14,16,18H,3-10H2,1-2H3/t12-,13-,14-,16+,18?,20+/m1/s1 Key:FNMAFGQVNCRKGS-FOMDFYGASA-N

See also

• Clostebol
• Clostebol acetate
• Clostebol caproate
• Clostebol propionate
• Oxabolone
• Oxabolone cipionate