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 namesAnabol 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
PubChem CID
ChemSpider
UNII
Chemical and physical data
FormulaC20H27ClO3
Molar mass350.88 g·mol−1
3D model (JSmol)
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

References
  1. J. Elks (14 November 2014). The Dictionary of Drugs: Chemical Data: Chemical Data, Structures and Bibliographies. Springer. p. 254. ISBN 978-1-4757-2085-3.
  2. Joyce H. Lowinson (2005). Substance Abuse: A Comprehensive Textbook. Lippincott Williams & Wilkins. pp. 428–. ISBN 978-0-7817-3474-5.
  3. Diana Vaamonde; Stefan S du Plessis; Ashok Agarwal (7 March 2016). Exercise and Human Reproduction: Induced Fertility Disorders and Possible Therapies. Springer. pp. 230–. ISBN 978-1-4939-3402-7.
  4. Van Hoof, N.; De Wasch, K.; Poelmans, S.; Bruneel, D.; Spruyt, S.; Noppe, H.; Janssen, C.; Courtheyn, D.; De Brab, H. (2004). "Norchlorotestosterone Acetate: An Alternative Metabolism Study and GC?MS2 Analysis in Kidney Fat, Urine, and Faeces". Chromatographia. 59 (S1): S85–S93. doi:10.1365/s10337-003-0178-4. ISSN 0009-5893. S2CID 86146575.
  5. Le Bizec B, Van Hoof N, Courtheyn D, Gaudin I, Van De Wiele M, Bichon E, De Brabander H, André F (2006). "New anabolic steroid illegally used in cattle-structure elucidation of 19-norchlorotestosterone acetate metabolites in bovine urine". J. Steroid Biochem. Mol. Biol. 98 (1): 78–89. doi:10.1016/j.jsbmb.2005.07.008. PMID 16216493. S2CID 24039237.


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