Dexamethasone Acid Ethyl Ester CAS 2991360-83-7
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 2991360-83-7 |
| Molecular Formula | C23H31FO5 |
| Molecular Weight | 406.49 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Dexamethasone Acid Ethyl Ester (CAS 2991360-83-7) pharmacopoeial impurity standards reference standard. Molecular formula: C23H31FO5. Molecular weight: 406.49 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C23H31FO5 |
| Molecular Weight | 406.49 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | >90% |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2004 |
| Halogen Content | F-containing |
Related Dexamethasone Standards
- Dexamethasone Impurity N1 (CAS 37926-77-5)
- Dexamethasone 17-Formyloxy-17-Acid (CAS 473273-04-0)
- Dexamethasone Impurity 61 (CAS CATO-C4X-116561)
- Dexamethasone Impurity 96 (CAS 84449-15-0)
- Dexamethasone Impurity 24 (CAS 55879-47-5)
- Dexamethasone Impurity 97 (CAS CATO-C4X-116597)
- Dexamethasone Impurity 24 (CAS 24510-54-1)
- Dexamethasone EP Impurity B Hydrochloride (CAS 956901-32-9)
Recommended Standards
- m-PEG5-Tos (CAS 80755-67-5)
- Levocabastine EP Impurity D (CAS CATO-C4X-22894)
- 4-[(1Z)-3-Oxo-3-phenylprop-1-en-1-yl]phenyl 2,4,6-trimethylbenzene-1-sulfonate (CAS 298215-93-7)
- Bupropion impurity 70 (CAS 2133460-42-9（free base）)
- Phenylephrine Hydrochloride EP Impurity E (CAS 71786-67-9)
- (R)-1-Cyclobutylpiperidin-3-amine (CAS 1350635-80-1)
- 2-Phenylpropyl acetate (CAS 10402-52-5)
- 2-Amino-7-methylquinoline-3-carboxylic acid (CAS 1784171-31-8)
- 1-(4-(Diphenylamino)phenyl)-3-phenylprop-2-en-1-one (CAS 1432505-78-6)
- Neuropeptide Y (13-36) (human, rat) (CAS 122341-40-6)
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