Testosterone Propionate
(tes tos' ter one proe' pee oh nate).
C22H32O3
344.49
344.49Androst-4-en-3-one, 17-(1-oxopropoxy)-, (17
)-.
Testosterone propionate
[57-85-2].» Testosterone Propionate contains not less than 97.0 percent and not more than 103.0 percent of C22H32O3, calculated on the dried basis.
Packaging and storage—
Preserve in well-closed, light-resistant containers.
USP Reference standards 
11
—
11—
USP Testosterone Propionate RS
Identification—
Solution:
10 µg per mL.
Medium:
alcohol.
Absorptivities at 241 nm, calculated on the dried basis, do not differ by more than 3.0%.
C:
It responds to Identification test C under Testosterone Enanthate.
Melting range 741:
between 118
and 123.
741:
between 118 and 123.
Specific rotation 781S:
between +83 and +90.
781S:
between +83 and +90.
Test solution:
20 mg, previously dried, per mL, in dioxane.
Loss on drying 731—
Dry it in vacuum over silica gel for 4 hours: it loses not more than 0.5% of its weight.
731—
Dry it in vacuum over silica gel for 4 hours: it loses not more than 0.5% of its weight.
Assay—
Proceed with Testosterone Propionate as directed in the Assay under Testosterone Enanthate, except to use USP Testosterone Propionate RS and otherwise substitute Testosterone Propionate throughout. Calculate the quantity, in mg, of C22H32O3 in the Testosterone Propionate taken by the formula given therein.
Auxiliary Information—
Please check for your question in the FAQs before contacting USP.
| Topic/Question | Contact | Expert Committee |
|---|---|---|
| Monograph | Morgan Puderbaugh, B.S.
Associate Scientific Liaison 1-301-998-6833 |
(SM42010) Monographs - Small Molecules 4 |
| Reference Standards | RS Technical Services 1-301-816-8129 rstech@usp.org |
USP35–NF30 Page 4803