Hydrocortisone Impurity 33 CAS 77106-62-8
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 77106-62-8 |
| Molecular Formula | C25H34O9 |
| Molecular Weight | 478.53 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Hydrocortisone Impurity 33 (CAS 77106-62-8), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C25H34O9. Molecular weight: 478.53 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C25H34O9 |
| Molecular Weight | 478.53 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
Related Hydrocortisone Standards
- Hydrocortisone Impurity 45 (CAS 114593-86-1)
- Hydrocortisone Impurity 29 (CAS CATO-C4X-140129)
- Hydrocortisone Impurity 73 (CAS CATO-C4X-140173)
- Hydrocortisone Cypionate (CAS 508-99-6)
- Hydrocortisone 11,17,21-Triacetate (CAS 3517-51-9)
- Hydrocortisone 17-Valerate,21 Acetate (CAS 81456-46-4)
- Hydrocortisone 17-Butyrate 21-Propionate (CAS 72590-77-3)
- Hydrocortisone 21-Octanoate (CAS 6678-14-4)
Recommended Standards
- 3348-03-6 6-Carboxyfluorescein diacetate Spiro(isobenzofuran-1(3H),9'-(9H)xanthene)-6-carboxylic acid, 3',6'-bis(acetyloxy)-3-oxo- Spiro(phthalan-1,9'-xanthene)-6-carboxylic acid, 3',6'-dihydroxy-3-oxo-, diacetate 6-Carboxy-3',6'-diacetylfluorescein 6-Cfda (CAS 3348-03-6)
- Ethyl 6-((4-(benzo[d][1,3]dioxol-5-ylmethyl)piperazin-1-yl)methyl)-2-oxo-4-phenyl-1,2,3,4-tetrahydropyrimidine-5-carboxylate (CAS 1010259-15-0)
- N-[(Phenylcarbamothioyl)amino]-3-(thiophen-2-yl)-6-(trifluoromethyl)thieno[3,2-b]pyridine-2-carboxamide (CAS 478048-37-2)
- Fenofibrate Impurity 7 (CAS 61002-52-6)
- Aripiprazole Impurity 48 (CAS 1424857-93-1)
- 5-Acetyl-6-methyl-3,4-dihydropyrimidin-2(1H)-one (CAS 136231-40-8)
- Ethyl 2-(1H-imidazol-1-yl)butanoate (CAS 1011398-11-0)
- Diethyl 5-chloro-3-methyl-1H-pyrrole-2,4-dicarboxylate (CAS 100129-92-8)
- 3',6'-Bis(diethylamino)-2-phenylspiro[isoindoline-1,9'-xanthen]-3-one (CAS 38660-35-4)
- Tirzepatide Impurity 45 (CAS CATO-C4X-324045)
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