Calcipotriol Impurity 21 CAS 143032-85-3
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 143032-85-3 |
| Molecular Formula | C28H46O2 |
| Molecular Weight | 414.66 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Calcipotriol Impurity 21 (CAS 143032-85-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C28H46O2. Molecular weight: 414.66 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C28H46O2 |
| Molecular Weight | 414.66 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >90% |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
Related Calcipotriol Standards
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- Calcipotriol Impurity 20 (CAS 127516-23-8)
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Recommended Standards
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- Cholesterol Formate (CAS 4351-55-7)
- 2,2,2-Trichloro-N-(4-{[3-(trifluoromethyl)phenyl]sulfanyl}phenyl)acetamide (CAS 339104-97-1)
- Darolutamide Impurity 19 (CAS CATO-C4X-310619)
- Safinamide Impurity 45 Potassium Salt (CAS 16782-08-4)
- 5-(Pyridin-4-yl)-1H-1,2,3-triazole-4-carboxylic acid (CAS 1503153-88-5)
- 2-[(1-Methyl-4-piperidinyl)oxy]ethanol (CAS 1353983-03-5)
- Nemonoxacin impurity 12 (CAS 2797066-53-4)
- 2-((3,4-Dichlorobenzyl)(ethyl)amino)ethanol (CAS 1250227-82-7)
- Vialox Peptide(Pentapeptide-3) (CAS 135679-88-8)
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