17α-Methyltestosterone
17α-Methyltestosterone (CAS 58-18-4), molecular formula C20H30O2, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to pharmacopoeia specification (USP, BP, EP). Every batch is tested and ships with a Certificate of Analysis; MSDS and technical data sheets are available on request. Tech Serve Solutions has supplied laboratory reagents, fine chemicals and pharmaceutical intermediates worldwide since 1998.
- IUPAC
- 17α-Methyl-4-androsten-17β-ol-3-one,17β-Hydroxy-17α-methyl-4-androsten-3-one,Mesterone,Methyltestosterone

| Molecular weight | 302.45 |
|---|---|
| Empirical formula | C20H30O2 |
| Assay | ≥97.0% (HPLC) |
| Solubility | H2O: ≤0.5 mg/mLethanol: soluble22 mg/mL45% (w/v) aq 2-hydroxypropyl-β-cyclodextrin: soluble4.8 mg/mL |
| Optical activity | [α]20/D +82±3°, c = 1% in ethanol |
| Loss on drying | ≤2% loss on drying |
| Melting point | 162-168 °C(lit.) |

Hazard statements
- H350May cause cancer
- H361Suspected of damaging fertility or the unborn child
Precautionary statements
- P201Obtain special instructions before use
- P281Use personal protective equipment as required
- P308IF exposed or concerned
| Protective equipment | Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 45-63 |
| Safety statements (S) | 53-36/37-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Drug Control | USDEA Schedule IIIN; regulated under CDSA - not available from Canada |
|---|---|
| Gene Information | rat ... Ar(24208) |
Documentation
Supplied to USP, BP and EP standards. Every batch ships with a Certificate of Analysis (assay, identity, purity); MSDS and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 17α-Methyltestosterone?
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17α-Methyltestosterone (CAS 58-18-4), molecular formula C20H30O2, is a high-purity chemical supplied by Tech Serve Solutions for chemical synthesis applications, to USP, BP and EP standards.
What grades of 17α-Methyltestosterone does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 17α-Methyltestosterone in USP, BP, EP and reagent/AR grades. Custom specifications for nutraceutical or specialty pharmaceutical applications are available — contact our technical sales team.
What is the CAS number and molecular formula of 17α-Methyltestosterone?
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17α-Methyltestosterone has CAS number 58-18-4 and molecular formula C20H30O2. Full specifications appear in the table above and in the Certificate of Analysis.
What is the typical minimum order quantity and lead time for 17α-Methyltestosterone?
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Sample quantities are available for technical evaluation; bulk MOQ depends on grade and packaging. In-stock material typically ships in 7–10 working days; custom-spec orders take 3–4 weeks. Tech Serve Solutions ships worldwide with full export documentation.
Do you provide a Certificate of Analysis (CoA) with each shipment?
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Yes. Every batch of 17α-Methyltestosterone ships with a Certificate of Analysis covering assay, identity and purity tests, plus pharmacopoeia conformance where applicable. MSDS and TDS documents are available on request before order placement.
How should 17α-Methyltestosterone be stored?
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Store 17α-Methyltestosterone in its original sealed container in a cool, dry place away from direct sunlight and incompatible materials, in line with the storage guidance on the Safety Data Sheet. Reseal between dispensings.
What is 17α-Methyltestosterone used for?
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17α-Methyltestosterone is used in chemical synthesis applications across pharmaceutical, research and industrial settings. Our technical team can advise on suitability for your specific process.
How do I request a quote for 17α-Methyltestosterone?
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Request a quote with your required grade, quantity and destination via https://www.techservesolutions.in/contact or email info@techservesolutions.in. We respond with specifications, a Certificate of Analysis and pricing.
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