16α-Hydroxyestrone diacetate CAS 1247-71-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1247-71-8 |
| Molecular Formula | C22H26O5 |
| Molecular Weight | 370.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
16α-Hydroxyestrone diacetate (CAS 1247-71-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H26O5. Molecular weight: 370.44 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C22H26O5 |
| Molecular Weight | 370.44 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Hydroxyestrone Standards
- 2-Hydroxyestrone-3-methyl ether-d (CAS 5976-63-6)
- [2,3,4-13C3]-16α-Hydroxyestrone (CAS 1241684-28-5)
- 16b-Hydroxyestrone (CAS 966-06-3)
- 16a-Hydroxyestrone 16-β-D-glucuronide (CAS 15270-34-5)
- 16a-Hydroxyestrone sodium-3-sulfate (CAS 81072-42-6)
- 16b-Hydroxyestrone sodium-3-sulfate (CAS 54800-12-3)
- 2-Hydroxyestrone sodium 3-sulfate (CAS 21343-47-5)
- 3-Hydroxyestrone sodium 2-sulfate (CAS 82803-17-6)
Recommended Standards
- 1, 3, 5(10)-ESTRATRIEN-3-16α-DIOL-17-ONE DIACETATE (CAS 1247-70-7)
- 4-(benzyloxycarbonylamino)-1-tert-butoxycarbonyl-pyrrolidine-2-carboxylic acid (CAS 125629-99-4)
- N-(3-Methoxypropyl) DL-Z-Phenylalaninamide (CAS 1214193-95-9)
- 2-(Difluoromethyl)-3-methoxy-4-methylpyridine-6-sulfonamide (CAS 1805198-76-8)
- 6-methyl-5-phenylpyridin-2-amine (CAS 84596-30-5)
- 5-Bromo-2(3H)-benzothiazolone (CAS 199475-45-1)
- Methyl 3-phenoxypropanoate (CAS 7497-89-4)
- Ethyl (2E)-2-[2-(2-nitrophenyl)hydrazin-1-ylidene]-2-(phenylformamido)acetate (CAS 477857-36-6)
- 6-Amino-4-oxo-1,4-dihydroquinoline-3-carboxylic acid (CAS 85882-35-5)
- Des-Ile17-Tirzepatide (CAS CATO-CPTD788956)
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