2-Methoxy-17β-estradiol-1,4,16,16,17-d5 CAS 358731-34-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 358731-34-7 |
| Molecular Formula | C19H21D5O3 |
| Molecular Weight | 307.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2-Methoxy-17β-estradiol-1,4,16,16,17-d5 (CAS 358731-34-7) pharmaceutical standards reference standard. Molecular formula: C19H21D5O3. Molecular weight: 307.44 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C19H21D5O3 |
| Molecular Weight | 307.44 g/mol |
| Appearance | Pale yellow to 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) | 9.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
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Recommended Standards
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- 3-Bromo-6-fluoropyridine-2-sulfonyl chloride (CAS 1261485-23-7)
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- 4-Amino-2-oxabicyclo[2.2.2]Octane-1-carboxylic acid (CAS 2167749-17-7)
- {4-[(morpholine-4-sulfonyl)methyl]phenyl}methanamine (CAS 1040344-10-2)
- L-759,656 (CAS 174627-56-6)
- Tirzepatide Impurity 14 (CAS CATO-C4X-324014)
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