Celecoxib Impurity 23 CAS 2247197-65-3
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 2247197-65-3 |
| Molecular Formula | C17H14F3N3O4S |
| Molecular Weight | 413.37 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Celecoxib Impurity 23 (CAS 2247197-65-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C17H14F3N3O4S. Molecular weight: 413.37 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C17H14F3N3O4S |
| Molecular Weight | 413.37 g/mol |
| Purity | >95% |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Celecoxib Standards
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- Celecoxib Impurity 41 (CAS 1803258-57-2)
Recommended Standards
- Methyl (S)-2-((tert-butoxycarbonyl)amino)-2-(4-(((trifluoromethyl)sulfonyl)oxy)phenyl)acetate (CAS 225517-17-9)
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- Methyl (R)-2-((tert-butoxycarbonyl)amino)-2-(4-(((trifluoromethyl)sulfonyl)oxy)phenyl)acetate (CAS 313490-19-6)
- Ondansetron Impurity 14 (CAS 30354-18-8)
- Neostigmine Impurity N2 (CAS 64050-77-7)
- 1-(6-Chloropyridin-3-yl)-N-methylmethanamine hydrochloride (CAS 1353973-69-9)
- N-(4-Fluorobenzyl)-5-methylfuro[3,2-b]pyridine-2-carboxamide (CAS 941969-19-3)
- 2-(9-(Tert-butoxycarbonyl)-1-oxa-9-azaspiro[5.5]Undecan-4-yl)acetic acid (CAS 2026649-89-6)
- 4-Bromo-2-chloro-1-(difluoromethoxy)benzene (CAS 1062614-42-9)
- Insulin Detemir (CAS 169148-63-4)
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