Triamcinolone EP Impurity B CAS 3859-65-2
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 3859-65-2 |
| Molecular Formula | C23H29FO7 |
| Molecular Weight | 436.47 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Triamcinolone EP Impurity B (CAS 3859-65-2) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C23H29FO7. Molecular weight: 436.47 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C23H29FO7 |
| Molecular Weight | 436.47 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.) | 1958 |
| Halogen Content | F-containing |
Related Triamcinolone Standards
- Triamcinolone Acetonide EP Impurity E (CAS 1524-86-3)
- Triamcinolone Acetonide (CAS 76-25-5)
- Triamcinolone Acetonide Impurity N2 (CAS 1893-84-1)
- Triamcinolone Acetonide EP Impurity B (CAS 1260149-96-9)
- Triamcinolone Acetonide-d6 (CAS 352431-33-5)
- Triamcinolone Acetonide Impurity 44 (CAS CATO-C4X-132644)
- Triamcinolone Acetonide Impurity 38 (CAS CATO-C4X-132638)
- Triamcinolone Acetonide Impurity 49 (CAS 7704-77-0)
Recommended Standards
- Palbociclib Impurity 59 (CAS 2363160-84-1)
- Upadacitinib Impurity 85 (CAS CATO-C4X-240585)
- N-Benzyl-2-imino-5-oxo-1-(pyridin-3-ylmethyl)-2,5-dihydro-1H-dipyrido[1,2-a:2',3'-d]pyrimidine-3-carboxamide (CAS 510761-52-1)
- Amorolfine Impurity 59 (CAS CATO-C4X-154259)
- Dolutegravir Impurity 43 (CAS 2651309-06-5)
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