Fluocinolone Acetonide Impurity 3 CAS 4306-83-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 4306-83-6 |
| Molecular Formula | C23H28F2O7 |
| Molecular Weight | 454.46 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Fluocinolone Acetonide Impurity 3 (CAS 4306-83-6), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C23H28F2O7. Molecular weight: 454.46 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C23H28F2O7 |
| Molecular Weight | 454.46 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.) | 1958 |
| Halogen Content | F-containing |
Related Fluocinolone Standards
- Fluocinolone Acetonide Impurity 40 (CAS CATO-C4X-238140)
- Fluocinolone Acetonide Impurity 31 (CAS 1178-54-7)
- Fluocinolone Acetonide-13C3 (CAS 1262192-25-5)
- Fluocinolone Acetonide EP Impurity J (CAS 1361531-95-4)
- Fluocinolone Acetonide EP Impurity K (CAS CATO-C4X-238111)
- Fluocinolone Acetonide (CAS 67-73-2)
- Fluocinolone Acetonide Impurity 38 (CAS CATO-C4X-238138)
- Fluocinolone Acetonide Impurity 41 (CAS CATO-C4X-238141)
Recommended Standards
- 5-Ethyl-4-(1-tosylethyl)-1-(4-(trifluoromethoxy)phenyl)-1,3-dihydro-2H-imidazol-2-one (CAS 439096-02-3)
- 3'-Phenyl-1-(3-(trifluoromethyl)benzyl)spiro[indoline-3,2'-thiazolidine]-2,4'-dione (CAS 338418-93-2)
- N-nitroso-deucravacitinib (CAS CATO-C4X-313811)
- 4-Nitro-N-[4-(trifluoromethyl)phenyl]benzenesulfonamide (CAS 312-51-6)
- (3-Fluoro-4-methoxyphenyl)acetyl chloride (CAS 1207516-09-3)
- Flumazenil Impurity 18 (CAS CATO-C4X-143218)
- 2-(3,5-Bis(trifluoromethyl)pyridin-2-yl)acetic acid (CAS 1806576-09-9)
- 1,6-Anhydro-2,3-dideoxy-β-erythro-hex-2-enopyranose (CAS 52630-80-5)
- Methyl 4-(2-(6-methylpyridin-2-yl)-5,6-dihydro-4H-pyrrolo[1,2-b]pyrazol-3-yl)quinoline-6-carboxylate (CAS 476475-44-2)
- Semaglutide impurity 78 (CAS CATO-C4X-222678)
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