Trenbolone hexahydrobenzylcarbonate

Trenbolone hexahydrobenzylcarbonate, or trenbolone cyclohexylmethylcarbonate, sold under the brand names Parabolan and Hexabolan, is a synthetic, injected anabolic–androgenic steroid (AAS) of the nandrolone group and an androgen ester – specifically, the C17β hexahydrobenzylcarbonate (cyclohexylmethylcarbonate) ester of trenbolone – which was marketed in France for medical use in humans but has since been discontinued.^[1]

Trenbolone hexahydrobenzylcarbonate

Clinical data
Trade names	Parabolan, Hexabolan
Other names	Trenbolone cyclohexylmethylcarbonate; Estra-4,9,11-trien-17β-ol-3-one 17β-cyclohexylmethylcarbonate
Routes of administration	Intramuscular injection
Drug class	Androgen; Anabolic steroid; Androgen ester; Progestogen
Identifiers
IUPAC name Cyclohexylmethyl [(8S,13S,14S,17S)-13-methyl-3-oxo-2,6,7,8,14,15,16,17-octahydro-1H-cyclopenta[a]phenanthren-17-yl] carbonate
CAS Number	23454-33-3
PubChem CID	20055297
ChemSpider	16736552
UNII	BNJ7Y3JFF2
CompTox Dashboard (EPA)	DTXSID20946113
ECHA InfoCard	100.041.503
Chemical and physical data
Formula	C26H34O4
Molar mass	410.554 g·mol−1
3D model (JSmol)	Interactive image
SMILES C[C@]12C=CC3=C4CCC(=O)C=C4CC[C@H]3[C@@H]1CC[C@@H]2OC(=O)OCC5CCCCC5
InChI InChI=1S/C26H34O4/c1-26-14-13-21-20-10-8-19(27)15-18(20)7-9-22(21)23(26)11-12-24(26)30-25(28)29-16-17-5-3-2-4-6-17/h13-15,17,22-24H,2-12,16H2,1H3/t22-,23+,24+,26+/m1/s1 Key:GQJSFWYQKNQCIK-APFRJGHOSA-N

It was introduced in France in 1980 and was voluntarily discontinued by its manufacturer in 1997.^[1][2] The drug acts as a long-lasting prodrug of trenbolone when administered via intramuscular injection.^[1] It was used clinically at a dosage of one ampoule (76 mg, corresponding to 50 mg trenbolone base) every 10 days.^[1]

See also

• List of androgen esters § Trenbolone esters

References

1. William Llewellyn (2011). Anabolics. Molecular Nutrition Llc. pp. 619–. ISBN 978-0-9828280-1-4.
2. William Andrew Publishing (22 October 2013). Pharmaceutical Manufacturing Encyclopedia. Elsevier. pp. 3307–. ISBN 978-0-8155-1856-3.

Further reading

• Yarrow JF, McCoy SC, Borst SE (2010). "Tissue selectivity and potential clinical applications of trenbolone (17beta-hydroxyestra-4,9,11-trien-3-one): A potent anabolic steroid with reduced androgenic and estrogenic activity". Steroids. 75 (6): 377–89. doi:10.1016/j.steroids.2010.01.019. PMID 20138077. S2CID 205253265.

External links

• Trenbolone Hexahydrobenzylcarbonate - William Llewellyn's Anabolic.org Archived 2016-04-07 at the Wayback Machine