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ChemicalBook >> CAS DataBase List >>Methasterone

Methasterone

CAS No.
3381-88-2
Chemical Name:
Methasterone
Synonyms
superdrol;Methasteron;Methyl Drostanolone;NSC 40490;methasterone;Superdrol powder;superdrol/Methydros;17-Methyldrostanolone;Superdrol 10mg Tablets;Methasterone 3381-88-2
CBNumber:
CB8969730
Molecular Formula:
C21H34O2
Molecular Weight:
318.5
MDL Number:
MFCD01670015
MOL File:
3381-88-2.mol
MSDS File:
SDS
Last updated:2026-03-29 15:27:08
Product description Number Pack Size Price
Methasterone ≥98% 17944 5mg $49
Methasterone ≥98% 17944 10mg $86
Methasterone ≥98% 17944 25mg $202
Methasterone ≥98% 17944 50mg $376
Methasterone ≥98% 17944 5mg $44
More product size

Methasterone Properties

Melting point 223-225℃
Boiling point 423.8±45.0 °C(Predicted)
Density 1.040
solubility DMF: 3 mg/ml; DMSO: 1 mg/ml; Ethanol: 5 mg/ml; Ethanol:PBS (pH 7.2)(1:2): 0.3 mg/ml
form A crystalline solid
pka 15.15±0.70(Predicted)
InChI InChI=1/C21H34O2/c1-13-12-19(2)14(11-18(13)22)5-6-15-16(19)7-9-20(3)17(15)8-10-21(20,4)23/h13-17,23H,5-12H2,1-4H3/t13-,14+,15-,16+,17+,19+,20+,21+/s3
InChIKey QCWCXSMWLJFBNM-DAWJFWDFNA-N
SMILES C[C@]12C[C@@H](C)C(=O)C[C@]1([H])CC[C@@]1([H])[C@]3([H])CC[C@@](O)(C)[C@@]3(C)CC[C@]21[H] |&1:1,3,8,12,14,18,21,25,r|
FDA UNII GH88DY98MR

SAFETY

Risk and Safety Statements

DEA Controlled Substances CSCN: 4000
CSA SCH: Schedule III
NARC: No

Methasterone price More Price(9)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Cayman Chemical 17944 Methasterone ≥98% 3381-88-2 5mg $49 2026-04-30 Buy
Cayman Chemical 17944 Methasterone ≥98% 3381-88-2 10mg $86 2026-04-30 Buy
Cayman Chemical 17944 Methasterone ≥98% 3381-88-2 25mg $202 2026-04-30 Buy
Cayman Chemical 17944 Methasterone ≥98% 3381-88-2 50mg $376 2026-04-30 Buy
Cayman Chemical 17944 Methasterone ≥98% 3381-88-2 5mg $44 2024-03-01 Buy
Product number Packaging Price Buy
17944 5mg $49 Buy
17944 10mg $86 Buy
17944 25mg $202 Buy
17944 50mg $376 Buy
17944 5mg $44 Buy

Methasterone Chemical Properties,Uses,Production

Defination

Methasterone, also known as methyldrostanolone and known by the nickname Superdrol, is a synthetic and orally active anabolic–androgenic steroid (AAS) which was never marketed for medical use. It was brought to the black market, instead, in a clandestine fashion as a "designer steroid."

Designer steroid

It was in late 2005 that the reclassification of methasterone as AAS (as well as that of four other designer steroids) was brought to public awareness via an article published in the Washington Post. Don Catlin of the UCLA Olympic Laboratory, who conducted the studies, noted methasterone's similarity to drostanolone. A warning by the FDA was issued soon after to the general public as well as to the distributor, Designer Supplements LLC, for the marketing of this compound. Methasterone was subsequently added to the World Anti-Doping Agency (WADA) list of prohibited substances in sport. Despite all of this, methasterone has resurfaced within the supplement industry on several occasions since its banning by WADA.

Uses

Methasterone is an anabolic androgenic steroid. Methasterone is one of the anabolic steroids screened by the World Anti-Doping Agency (WADA).

Definition

ChEBI: 17beta-Hydroxy-2alpha,17-dimethyl-5alpha-androstan-3-one is a 3-oxo-5alpha-steroid.

Side effects

Methasterone is hepatotoxic (toxic to the liver). Several cases of liver damage due to the use of methasterone have been cited in the medical literature.

Synthesis

Methasterone is synthesized by Catalytic Oxymetholone in ethanol with the presence palladium on charcoal.
Procedure: 2.05 g Oxymetholone was dissolved in 160 ml ethanol at room temperature. This solution was hydrogenated in a pressure vessel (Parr reactor) with 2.50 g palladium on charcoal (5%) at 3 bar and room temperature for 36 h. The reaction seemed to be completed, since there is no 5 starting material remaining. The formation of two major byproducts can be observed via TLC (Seebach-staining). The mixture was filtered through a short pad of silica and the corresponding ethanol solution was evaporated to yield 1.90 g of a colorless solid. The crude product was purified by column chromatography on silica gel by using hexane-ethyl acetate (1:1), to afford 1.35 g of Methasterone as a colorless solid (68%).

Methasterone Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 140)Suppliers
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Wuhan Demeikai Biotechnology Co., Ltd
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View Lastest Price from Methasterone manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Methasteron pictures 2026-07-22 Methasteron
3381-88-2
$1.00 1KG 99.9% 500KG .GZ HONESTCHEM CO.,LTD
Superdrol pictures 2026-07-22 Superdrol
3381-88-2
$5.00 1Box 99.99% 20000 boxes Hebei Jiafan Trading Company Limited
Superdrol Powder (methyl-drostanolone) pictures 2026-07-22 Superdrol Powder (methyl-drostanolone)
3381-88-2
$5.00 1Box 99.99% 20000 boxes Hebei Jiafan Trading Company Limited
  • Superdrol pictures
  • Superdrol
    3381-88-2
  • $5.00
  • 99.99%
  • Hebei Jiafan Trading Company Limited
(2alpha,5alpha,17beta)-17-Hydroxy-2,17-dimethylandrostan-3-one NSC 40490 (2α,5α,17β)-17-Hydroxy-2,17-diMethylandrostan-3-one 17-Methyldrostanolone 17β-Hydroxy-2α,17-diMethyl-5α-androstan-3-one 2α,17α-DiMethyldihydrotestosterone Methyl drostanolone(Methasteron) Methasteron, Methyldrostanolone 17a-Methyl-Drostanolone(superdrol) superdrol/Methydros Superdrol Powder (methyl-drostanolone) Superdrol Powder(17a-Methyl-Drostanolone) 17beta-Hydroxy-2alpha,17-dimethyl-5alpha-androstan-3-one Methasterone CAS 3381-88-2 Methasterone 3381-88-2 (2R,5S,8R,9S,10S,13S,14S,17S)-17-hydroxy-2,10,13,17-tetramethyl-2,4,5,6,7,8,9,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-3-one Methasterone 17a-Methyl-Drostanolone 17a-Methyl-Drostanolone(3381-88-2) Superdrol powder Methasterone(Methasteron)Superdrol Methasteron Methyldrostanolone (superdrol) Androstan-3-one, 17-hydroxy-2,17-dimethyl-, (2α,5α,17β)- Superdrol?(Methasterone) 17a-Methyl-Drostanolone ISO 9001:2015 REACH 17-Methyltestosterone(superdrol) Methasterone (Superdrol,SUP)-1 gram(8) Methyl Drostanolone (Methasterone) 17a-Methyl-Drostanolone/Methasteron/superdrol methasterone Methyltetraandrosterone Methyldrostanolone (superdrol) Methyl drostanolone / Superdrol /Methasteron (Methasterone/Superdrol) methasterone(17β-hydroxy-2α,17α-dimethyl-5α-androstan-3-one) 5α-ANDROSTAN-2α, 17α-DIMETHYL-17β-OL-3-ONE 17α-Methyl-Drostanolone 17alpha-Methyl-Drostanolone Superdrol 10mg Tablets Methyldrostanolone 10mg Tablets Methasteron (Superdrol) 10mg Methasteron (Superdrol) Superdrol( Methyldrostanolone )10mg, 100 tablets Superdrol,or Methyldrostanolone Superdrol (methyl-drostanolone) Methasterone (1.0mg/ml in Acetonitrile) Methasteron Methyl Drostanolone superdrol 3381-88-2 Steroid and Hormone API steroids 3381-88-2
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