3-Methoxy-7β-methyl-estra-2,5(10)-dien-17β-ol CAS 32297-42-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 32297-42-0 |
| Molecular Formula | C20H30O2 |
| Molecular Weight | 302.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-Methoxy-7β-methyl-estra-2,5(10)-dien-17β-ol (CAS 32297-42-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H30O2. Molecular weight: 302.45 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C20H30O2 |
| Molecular Weight | 302.45 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
Related Methoxy Standards
- 3-Methoxy-7α-methyl-estra-2,5(10)-dien-17β-ol (CAS 15506-02-2)
- 3-Methoxy-17-methylestra-2,5(10)-dien-17β-ol (CAS 19590-65-9)
- 6α-Methoxy 17β-Estradiol (CAS 74312-88-2)
- 4-Methoxy 17beta-Estradiol (CAS 26788-23-8)
- 4-Methoxy-N-methyl-N-(4,5,6,7-tetrahydrobenzo[d]thiazol-2-yl)benzamide (CAS 866134-21-6)
- N-(4-Methoxy-3-(prop-2-yn-1-yl)benzo[d]thiazol-2(3H)-ylidene)pivalamide (CAS 868674-46-8)
- 1170398-17-0 1-[(5-Methoxy-1-methyl-1H-indol-3-yl)methyl]piperidine-4-carboxylic acid MFCD14281874 (CAS 1170398-17-0)
- 9-Methoxy-5-methyl-2-(o-tolyl)imidazo[2,1-a]isoquinoline (CAS 184913-14-2)
Recommended Standards
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- 5-Chloro-2-methoxypyrimidin-4(3H)-one (CAS CATO-C4X-164925)
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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