Hydrocortisone Impurity CAS 20287-97-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 20287-97-2 |
| Molecular Formula | C21H28O4 |
| Molecular Weight | 344.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Hydrocortisone Impurity (CAS 20287-97-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C21H28O4. Molecular weight: 344.44 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C21H28O4 |
| Molecular Weight | 344.44 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
Related Hydrocortisone Standards
- Hydrocortisone Impurity 31 (CAS 10184-70-0)
- Hydrocortisone (E)-17-Deoxyaldehyde Derivative (CAS 105562-12-7)
- Hydrocortisone (Z)-17-Deoxyaldehyde Derivative (CAS 105562-13-8)
- Hydrocortisone Impurity 68 (CAS 3103-16-0)
- Hydrocortisone EP Impurity L (CAS 641-77-0)
- Hydrocortisone EP Impurity F (CAS 152-58-9)
- Hydrocortisone (9beta,11beta)-Epoxide (CAS 10072-97-6)
- Hydrocortisone EP Impurity A (CAS 50-24-8)
Recommended Standards
- Formebolone (1.0mg/ml in Acetonitrile) (CAS 2454-11-7)
- Propane-1,2,3-triyl tris(3-methylbutanoate) (CAS 620-63-3)
- Corticosterone Impurity 3 (CAS 2681-57-4)
- 1-[2-Bromo-6-fluoro-3-(trifluoromethyl)benzoyl]pyrrolidine (CAS 2271442-91-0)
- N1-Ethyl-N1-(1-(3-methylpyrazin-2-yl)ethyl)ethane-1,2-diamine (CAS 946658-53-3)
- Sodium 3-ethoxy-2-fluoro-3-oxoprop-1-en-1-olate (CAS 1652-39-7)
- 3-(4-Ethyl-5-((3-methylbenzyl)thio)-4H-1,2,4-triazol-3-yl)pyridine (CAS 577696-07-2)
- FR 180204 (CAS 865362-74-9)
- Arformoterol Tartrate (CAS 200815-49-2)
- Semaglutide Impurity 7 (CAS CATO-C4X-22267)
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