Maxacalcitol Impurity 42 CAS 81506-24-3
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 81506-24-3 |
| Molecular Formula | C21H42O3Si2 |
| Molecular Weight | 398.73 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Maxacalcitol Impurity 42 (CAS 81506-24-3), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C21H42O3Si2. Molecular weight: 398.73 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C21H42O3Si2 |
| Molecular Weight | 398.73 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1980 |
Related Maxacalcitol Standards
- Maxacalcitol Impurity 44 (CAS 227961-42-4)
- Maxacalcitol Impurity 21 (CAS 192573-36-7)
- Maxacalcitol Impurity 5 (CAS 514224-60-3)
- Maxacalcitol Impurity 6 (CAS 514224-59-0)
- Maxacalcitol Impurity 19 (CAS 192573-34-5)
- Maxacalcitol Impurity 20 (CAS 192573-35-6)
- Maxacalcitol impurity 43 (CAS 81506-25-4)
- Maxacalcitol (CAS 103909-75-7)
Recommended Standards
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- 3-(2-Chlorophenyl)-N-(2-fluoro-5-(trifluoromethyl)phenyl)-5-methylisoxazole-4-carboxamide (CAS 1024259-34-4)
- Tirofiban Impurity 93 HCl (CAS CATO-C4X-125493)
- Nintedanib Impurity 187 (CAS CATO-C4X-1814187)
- Cis-2-(6-amino-9H-purin-9-yl)cyclohexanol (CAS 724-13-0)
- 951889-36-4 2-Chloro-3-[(3-trifluoromethyl)phenyl]-1-propene MFCD09801109 (CAS 951889-36-4)
- 4-oxo-3,4-dihydroquinazoline-2-carbohydrazide (CAS 34632-71-8)
- cis-Zeatin-O-glucoside (cZOG) (CAS 71866-93-8)
- (Glu1)-Fibrinopeptide B (human) (CAS 103213-49-6)
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