(6α,11β,16α)-21-(Acetyloxy)-9-bromo-6-fluoro-11-hydroxy-16-methyl-pregna-1,4-diene-3,20-dione CAS 54604-73-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 54604-73-8 |
| Molecular Formula | C24H30BrFO5 |
| Molecular Weight | 497.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(6α,11β,16α)-21-(Acetyloxy)-9-bromo-6-fluoro-11-hydroxy-16-methyl-pregna-1,4-diene-3,20-dione (CAS 54604-73-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C24H30BrFO5. Molecular weight: 497.39 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C24H30BrFO5 |
| Molecular Weight | 497.39 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Halogen Content | F/Br-containing |
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Recommended Standards
- Budesonide Impurity 72 (CAS CATO-C4X-138972)
- 2,4,6-Tribromo-3,5-dimethylphenyl 4-chlorobenzoate (CAS 331461-40-6)
- Budesonide Impurity 40 (CAS 91160-89-3)
- N-(2-aminoethyl)-5-methyl-1H-pyrazole-3-carboxamide (CAS 81253-70-5)
- Ethyl2-(5-chloro-6-methyl-2-pyridyl)acetate (CAS 1261771-88-3)
- 4-Bromo-2-chloro-5-fluorobenzenesulfonamide (CAS 1208075-72-2)
- 3-methyl-2-(1H-1,2,4-triazol-1-yl)butanoic acid (CAS 1016503-66-4)
- Buspirone EP Impurity F (CAS 2512210-24-9)
- 5-amino-2-(hydroxymethyl)benzenesulfonic acid (CAS 1089335-92-1)
- Semaglutide Impurity 144 (CAS 394210-59-4)
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