21-Dehydro Dexamethasone CAS 2964-79-6/4619-61-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2964-79-6/4619-61-8 |
| Molecular Formula | C22H27FO5 |
| Molecular Weight | 390.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
21-Dehydro Dexamethasone (CAS 2964-79-6/4619-61-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C22H27FO5. Molecular weight: 390.45 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C22H27FO5 |
| Molecular Weight | 390.45 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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 |
| Halogen Content | F-containing |
Related Dehydro Standards
- 21-Dehydro Betamethasone (CAS 61558-12-1)
- (3β)-7-Dehydro Cholesterol-d7 (CAS 388622-58-0)
- Dehydro Nisoldipine-d7 (CAS 1329836-20-5)
- Dehydro Felodipine-d3 (CAS 1189916-52-6)
- 14-dehydro zymostenol (CAS 19431-20-0)
- Dehydro diosgenin (CAS 1672-65-7)
- Dehydro-eletriptanDISCONTINUED, offer B120728 or B120725 (CAS 188113-72-6)
- 6,7-Dehydro Prednisolone 21-Acetate (CAS 2427-45-4)
Recommended Standards
- Phenyl(3-(tosylmethyl)benzofuran-2-yl)methanone (CAS 338423-87-3)
- Betamethasone impurity 100 (CAS CATO-C4X-1437100)
- N1,N1-dibenzyl-N4-(4-fluorophenyl)succinamide (CAS 329079-62-1)
- 4-(1h-Pyrazol-3-yl)aniline hydrochloride (CAS 698998-67-3)
- 2-(3-Aminoquinolin-2-yl)propan-2-ol (CAS 1824609-67-7)
- [1-(2-phenoxyethyl)piperidin-4-yl]methanol (CAS 10498-11-0)
- 2-(5-Chloro-6-methoxypyridin-2-yl)acetonitrile (CAS 1227591-48-1)
- N,N'-(1,3,4-Thiadiazole-2,5-diyl)bis(2,2,2-trifluoroacetamide) (CAS 61785-06-6)
- Boc-Nle-OH.DCHA (CAS 21947-32-0)
- Fas C- Terminal Tripeptide (CAS 189109-90-8)
Why CATO?
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