17-Methyl-5α-androst-2-eno[2,3-d]isoxazol-17β-ol CAS 6251-57-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 6251-57-6 |
| Molecular Formula | C21H31NO2 |
| Molecular Weight | 329.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 17-Methyl-5α-androst-2-eno[2,3-d]isoxazol-17β-ol (CAS 6251-57-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H31NO2. Molecular weight: 329.48 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H31NO2 |
| Molecular Weight | 329.48 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 1 |
Related Methyl Standards
- Androst-5-ene-3beta,17beta-diol 3-Acetate (CAS 1639-43-6)
- 2-Methyl-5α-androst-2-en-17β-ol-propionate (CAS 2984-16-9)
- (5α)-2H-Androst-2-eno[3,2-c]pyrazol-17-one (CAS 129545-93-3)
- 3α,17-β-Androst-5-enediol (CAS 16895-59-3)
- (3β)-Androst-5-ene-3,17-diol DISCONTINUED. Please see A637670 or A637455 (CAS 75767-22-5)
- 2-Methyl-5α-androst-2-en-17β-ol (CAS 2984-17-0)
- 5B-Androst-1-en-17B-ol-3-one (CAS 10529-96-1)
- 5α-Androst-1-ene-3α-ol-17-one (available to WADA laboratories only) (CAS 38859-37-9)
Recommended Standards
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- Benzoylglycine (CAS 495-69-2)
- 5-[(4-fluorophenyl)methyl]-1,3,4-thiadiazol-2-amine hydrochloride (CAS 1989672-53-8)
- 2-(2-(3,5-Difluorophenoxy)ethyl)-1,3-dioxane (CAS 1443306-28-2)
- tert-Butyl 7-benzyl-9-cyano-3,7-diazabicyclo[3.3.1]nonane-3-carboxylate (CAS 1187930-76-2)
- 3-Piperidinylmethyl 4-chloro-2-pyridinecarboxylate hydrochloride (CAS 1220037-09-1)
- (2-(Methylthio)pyrimidin-5-yl)methanamine (CAS 762219-70-5)
- C-telopeptide (CAS 162929-64-8)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com