Ursodeoxycholic Impurity 18 CAS 1192657-83-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 1192657-83-2 |
| Molecular Formula | C26H43NO6 xH2O |
| Molecular Weight | N/A |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Ursodeoxycholic Impurity 18 (CAS 1192657-83-2) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C26H43NO6 xH2O. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C26H43NO6 xH2O |
| Molecular Weight | 483.65 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| 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 |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1989 |
| Nitrogen Atoms | 1 |
Related Ursodeoxycholic Standards
- Ursodeoxycholic Acid Impurity 119 (CAS 1024498-33-6)
- Ursodeoxycholic Acid EP Impurity G (CAS 10538-55-3)
- Ursodeoxycholic Acid Impurity 123 (CAS 10601-78-2)
- Ursodeoxycholic acid impurity 61 (CAS 110107-03-4)
- Ursodeoxycholic Acid impurity 108 (CAS 1144012-08-7)
- 24-Nor Ursodeoxycholic Acid Methyl Ester (CAS 118316-16-8)
- Ursodeoxycholic Acid EP Impurity I (CAS 130593-75-8)
- Ursodeoxycholic Acid impurity 89 (CAS 13222-48-5)
Recommended Standards
- Vazegepant impurity 37 (CAS CATO-C4X-320037)
- Fluocinolone Acetonide EP Impurity G (CAS 2802-11-1)
- 5-(2,4-Dimethoxyphenyl)-4h-1,2,4-triazole-3-thiol (CAS 928710-74-1)
- 2-Amino-3-fluoro-N-methylbenzamide (CAS 1017789-26-2)
- 2-(4,5,6,7-Tetrahydro-1H-indazol-3-yl)propanenitrile (CAS 1546396-20-6)
- 2-(Aminomethyl)-5-nitrophenylboronic acid (CAS 1217500-83-8)
- D-[Ser]8-Liraglutide (CAS CATO-C4X-199238)
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