Drostanolone propionate

    WARNING: This product is for research use only, not for human or veterinary use.

MedKoo CAT#: 100284

CAS#: 521-12-0

Description: Drostanolone propionate (trade name Masteron) is an anabolic/androgenic steroid which is the propionate ester of drostanolone. It is known to be androgenic and anabolic. Drostanolone propionate is discontinued (DEA controlled substance).

Chemical Structure

Drostanolone propionate
CAS# 521-12-0

Theoretical Analysis

MedKoo Cat#: 100284
Name: Drostanolone propionate
CAS#: 521-12-0
Chemical Formula: C23H36O3
Exact Mass: 360.26645
Molecular Weight: 360.53
Elemental Analysis: C, 76.62; H, 10.06; O, 13.31

Price and Availability

This product is not in stock, which may be available by custom synthesis. For cost-effective reason, minimum order is 1g (price is usually high, lead time is 2~3 months, depending on the technical challenge). Quote less than 1g will not be provided. To request quote, please email to sales @medkoo.com or click below button.
Note: Price will be listed if it is available in the future.

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Synonym: masteril masteron 17bHydroxy2amethyl5aandrostan3one propionate.

IUPAC/Chemical Name: (2R,5S,8R,9S,10S,13S,14S,17S)-2,10,13-trimethyl-3-oxohexadecahydro-1H-cyclopenta[a]phenanthren-17-yl propionate


InChi Code: InChI=1S/C23H36O3/c1-5-21(25)26-20-9-8-17-16-7-6-15-12-19(24)14(2)13-23(15,4)18(16)10-11-22(17,20)3/h14-18,20H,5-13H2,1-4H3/t14-,15+,16+,17+,18+,20+,22+,23+/m1/s1

SMILES Code: CCC(O[C@H]1CC[C@@]2([H])[C@]3([H])CC[C@@]4([H])CC([C@H](C)C[C@]4(C)[C@@]3([H])CC[C@]12C)=O)=O

Appearance: Solid powder

Purity: >98% (or refer to the Certificate of Analysis)

Shipping Condition: Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.

Storage Condition: Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).

Solubility: Soluble in DMSO, not in water

Shelf Life: >5 years if stored properly

Drug Formulation: This drug may be formulated in DMSO

Stock Solution Storage: 0 - 4 C for short term (days to weeks), or -20 C for long term (months).

HS Tariff Code: 2934.99.9001

Preparing Stock Solutions

The following data is based on the product molecular weight 360.53 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL

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1: Marinov L, Tsekova V, Koĭnov K, Velikova M, Micheva D. [Drostanolone propionate (masteril) in disseminated breast cancer in women. Immediate results]. Khirurgiia (Sofiia). 1987;40(6):80-6. Bulgarian. PubMed PMID: 2830431.

2: Trams G. Effect of drostanolone propionate on the binding of oestradiol and dihydrotestosterone by normal and malignant target tissues. Eur J Cancer. 1977 Feb;13(2):149-53. PubMed PMID: 576855.

3: Chowdhury MS, Banks AJ, Bond WH, Jones WG, Ward HW. A comparison of drostanolone propionate (Masteril) and nandrolone decanoate (Deca-durabolin) in the treatment of breast carcinoma. Clin Oncol. 1976 Sep;2(3):203-6. PubMed PMID: 1036981.

4: von Lieven H, Büll U. [The treatment of metastasising mammary carcinoma with drostanolone propionate (masterid) (author's transl)]. MMW Munch Med Wochenschr. 1974 Nov 22;116(47):2043-6. German. PubMed PMID: 4216810.

5: Drings P, Fritsch H, Schmidt-Hermes HJ. [Experiences with Drostanolone-Propionate (Masterid) in metastasizing breast carcinoma]. Ther Ggw. 1972 Apr;111(4):547-8 passim. German. PubMed PMID: 5029717.

6: Van der Gugten AA. The effect of I-(morpholinomethyl)-4-phtalimido-piperidindione-2,6 and drostanolone propionate on the plasma prolactin concentration of oestrone-treated orchidectomized R-Amsterdam rats. Eur J Cancer. 1971 Dec;7(6):581-2. PubMed PMID: 5172331.

7: Petit JC, Klein T, Rodier D. [Hormonal therapy of advanced breast cancer with drostanolone propionate]. Bull Cancer. 1971 Oct-Dec;58(4):511-22. French. PubMed PMID: 4115657.

8: Poddig-von Riegen S, Notter G. [Treatment of disseminated mammary carcinoma with drostanolone propionate (Masterid). Report on 22 treated cases]. Munch Med Wochenschr. 1971 Apr 30;113(18):695-7. German. PubMed PMID: 5108667.

9: Brown IG. Treatment of disseminated mammary carcinoma with drostanolone propionate. Practitioner. 1970 Sep;205(227):336-7. PubMed PMID: 5536680.

10: Heney NM. Treatment of advanced breast carcinoma with drostanolone propionate. A case report. Bristol Med Chir J. 1970 Jul;85(315):75-6. PubMed PMID: 5536155.

Additional Information