4-Hydroxy-17α-methyl-19-nortestosterone CAS 2747-16-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2747-16-2 |
| Molecular Formula | C19H28O3 |
| Molecular Weight | 304.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 4-Hydroxy-17α-methyl-19-nortestosterone (CAS 2747-16-2) pharmaceutical standards reference standard. Molecular formula: C19H28O3. Molecular weight: 304.42 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C19H28O3 |
| Molecular Weight | 304.42 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Hydroxy Standards
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- 17b-Hydroxy-17a-methyl-5b-androstan-3-one (CAS 3275-58-9)
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Recommended Standards
- 4-Ethoxyphenyl trans-4-butylcyclohexanoate (CAS 67589-47-3)
- 5-(5,5-Dimethyl-1,3-dioxan-2-yl)-4-ethylvalerophenone (CAS 898755-39-0)
- 4-ANDROSTEN-7α, 17β-DIOL-3-ONE (CAS 62-83-9)
- 4-(4-Bromophenyl)-2-phenyl-6-(pyridin-2-yl)pyrimidine (CAS 607739-87-7)
- Pyridin-2-amine hydrochloride (CAS 32654-45-8)
- 1-(2-Chloro-4-nitrophenyl)ethanone (CAS 67818-41-1)
- 1-(4-(Methoxymethyl)phenyl)-2-methylpropan-2-ol (CAS 1443346-38-0)
- 3,3',5,5'-Tetraethyl-[1,1'-biphenyl]-4,4'-diamine dihydrochloride (CAS 112863-92-0)
- 3-Ethyl-N-((5-methylfuran-2-yl)methylene)aniline (CAS 400059-39-4)
- Semaglutide impurity 40 (CAS CATO-C4X-222640)
Why CATO?
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com