Parecoxib sodium Impurity 17 CAS 451-40-1
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 451-40-1 |
| Molecular Formula | C14H12O |
| Molecular Weight | 196.24 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Parecoxib sodium Impurity 17 (CAS 451-40-1), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C14H12O. Molecular weight: 196.24 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C14H12O |
| Molecular Weight | 196.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Parecoxib Standards
- Parecoxib Impurity 76 (CAS 743379-12-6)
- Parecoxib sodium Impurity 20 (CAS 952-06-7)
- Parecoxib sodium Impurity 19 (CAS 37928-17-9)
- Parecoxib Impurity 45 (CAS 75115-00-3)
- Parecoxib Impurity 22 (CAS 139395-94-1)
- Parecoxib Impurity 72 (CAS CATO-C4X-159172)
- Parecoxib Impurity 75 (CAS CATO-C4X-159175)
- Parecoxib sodium Impurity 18 (CAS 181696-73-1)
Recommended Standards
- Bisoprolol Impurity 99 (CAS CATO-C4X-124799)
- Lusutrombopag Impurity 27 (CAS CATO-C4X-208427)
- Bisoprolol Impurity 122 (CAS CATO-C4X-1247122)
- Methoxamine Impurity 7 (CAS 29128-53-8)
- Norepinephrine EP Impurity C HCl(Dobutamine EP Impurity A HCl) (CAS 62-31-7;51-61-6(Free Base))
- 1-(4-Chlorophenyl)-5-(propan-2-yl)-1h-pyrazole-4-carboxylic acid (CAS 187998-36-3)
- (S)-2-Amino-N-isopropyl-3-methyl-N-(4-(methylthio)benzyl)butanamide (CAS 1353996-28-7)
- 3-(1,3-Dioxolan-2-yl)benzaldehyde (CAS 68348-23-2)
- 1-(m-tolyl)hexahydropyrimidine-2,4-dione (CAS 36070-47-0)
- Vialox Peptide(Pentapeptide-3) diacetate (CAS 725232-44-0)
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