C20H32O2
304.5 g/mol
APIDanger
Mestanolone
CAS521-11-9EC208-302-6
Category
API
Compound Class
Steroid
Primary Use
Pharmaceutical Raw Material
Mestanolone is an active pharmaceutical ingredient (API) used in pharmaceutical manufacturing. It is a steroidal compound with androgenic properties, studied in research for its potential applications.
pharmaceutical raw materialresearch compound for androgenic studies
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Mesterolone
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pharmaceutical raw material
Safety Reference
Danger
H312Harmful in contact with skin
H332Harmful if inhaled
H351Suspected of causing cancer
H360May damage fertility or the unborn child
H362May cause harm to breast-fed children
Customs Tariff Classification
The international HS code for Mestanolone (CAS 521-11-9) is 2937.29.
HS code (international, 6-digit)
2937.29
EU CN code (8-digit)
2937 29 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
(5S,8R,9S,10S,13S,14S,17S)-17-hydroxy-10,13,17-trimethyl-2,4,5,6,7,8,9,11,12,14,15,16-dodecahydro-1H-cyclopenta[a]phenanthren-3-one
InChIKey
WYZDXEKUWRCKOB-YDSAWKJFSA-N
SMILES
C[C@]12CCC(=O)C[C@@H]1CC[C@@H]3[C@@H]2CC[C@]4([C@H]3CC[C@]4(C)O)C
Synonyms (50)
- Mestanolona [INN-Spanish]
- Mestanolone (JAN/INN)
- Mestanolonum [INN-Latin]
- Stanozolol EP Impurity A
- Stanozolol impurity A, European Pharmacopoeia (EP)
- 17-Methyldihydrotestosterone
- 17alpha-Methylandrostanolone
- Andoron
- Assimil
- Ermalone
- MESTANOLONE [MART.]
- Mesanolon
- Mesanolon (TN)
- Mestalone
- Mestanolona
- Mestanolonum
- Methybol
- Methylantalon
- Methyldihydrotestosterone
- Preroide
- STANOZOLOL IMPURITY A
- Stanozolol impurity A CRS
- Tantarone
- mestanolone
Sourcing Mestanolone?
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