21-acetoxy-9-bromo-11b-hydroxy-16a-methyl-pregna-1,4-diene-3,20-dione CAS 31653-81-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 31653-81-3 |
| Molecular Formula | C24H31BrO5 |
| Molecular Weight | 479.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 21-acetoxy-9-bromo-11b-hydroxy-16a-methyl-pregna-1,4-diene-3,20-dione (CAS 31653-81-3) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C24H31BrO5. Molecular weight: 479.40 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C24H31BrO5 |
| Molecular Weight | 479.40 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| 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.) | 1966 |
| Halogen Content | Br-containing |
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Recommended Standards
- 2-((5-(2-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)thio)-N-(p-tolyl)acetamide (CAS 332388-18-8)
- 3'-(Trifluoromethyl)-N-(4-((trifluoromethyl)sulfonyl)phenyl)-3,6-dihydro-2H-[1,2'-bipyridine]-4-carboxamide (CAS 824982-41-4)
- 2-((5-(2-Bromophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)thio)-N-(o-tolyl)acetamide (CAS 332388-15-5)
- 6-(Tert-butylthio)-4-methylnicotinaldehyde (CAS 1355230-18-0)
- 2-(3,6-Dihydropyridin-1(2h)-yl)acetamide (CAS 118382-19-7)
- Z-Val-Gly-Gly-OBzl (C-2855.0005) (CAS 72722-19-1)
- 4-(Benzyloxy)benzhydrazide (CAS 128958-65-6)
- 2-Allyl-6-isopropylaniline (CAS 368891-62-7)
- tert-Butyl 4-(bromomethyl)-6-methoxy-1H-benzo[d]imidazole-1-carboxylate (CAS 1823836-59-4)
- Cholecystokinin Octapeptide (sulfated) (H-2060.0005) (CAS 25679-23-6)
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