Estrone 3-Sulfate CAS 481-97-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 481-97-0 |
| Molecular Formula | C18H22O5S |
| Molecular Weight | 350.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Estrone 3-Sulfate (CAS 481-97-0) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C18H22O5S. Molecular weight: 350.43 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C18H22O5S |
| Molecular Weight | 350.43 g/mol |
| 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Sulfur Atoms | 1 |
Related Estrone Standards
- Estrone 3-O-Sulfamate (CAS 148672-09-7)
- Estrone Enol Diacetate (CAS 20592-42-1)
- Estrone 3-Valerate (CAS 128788-26-1)
- Estrone Impurity 11 (CAS CATO-C4X-210511)
- Estrone 3-Sulfate-d5 Sodium Salt (CAS CATO-C4X-21053)
- Estrone Impurity 12 (CAS CATO-C4X-210512)
- Estrone 17-Ethylene ketal (CAS 900-83-4)
- Estrone 16-Oxime (CAS 6038-23-9)
Recommended Standards
- Benzyl-PEG2-Tos (CAS 98627-22-6)
- Ethyl 11-diethoxyphosphorylundecanoate (CAS 4402-26-0)
- 4-(2,5-Dioxo-2,5-dihydro-1H-pyrrol-1-yl)-N-heptylbenzenesulfonamide (CAS 61633-12-3)
- Ethyl (R)-3-amino-3-phenylpropanoate hydrochloride (CAS 340188-50-3)
- 2-Chloro-3-(1-hydroxyethyl)pyridine (CAS 131674-39-0)
- 2,6-Dibromo-4,8-bis(dodecyloxy)benzo[1,2-b:4,5-b']dithiophene (CAS 1044795-06-3)
- 5-(2-Fluorobenzyl)-8-methoxy-3-(p-tolyl)-5H-pyrazolo[4,3-c]quinoline (CAS 866341-39-1)
- 4-chloropyrazolo[1,5-a]pyridine-2-carboxylic acid (CAS 2044704-53-0)
- Difluprednate Impurity 1 (CAS CATO-C4X-21781)
- Fragment-[3-31]-Liraglutide (CAS CATO-C4X-199232)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com