Cholecalciferol impurity 18 CAS 2227309-94-4
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2227309-94-4 |
| Molecular Formula | C27H42O3 |
| Molecular Weight | 414.62 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
High-purity Cholecalciferol impurity 18 (CAS 2227309-94-4) pharmacopoeial impurity standards reference standard. Molecular formula: C27H42O3. Molecular weight: 414.62 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C27H42O3 |
| Molecular Weight | 414.62 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light, keep sealed and dry |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
Related Cholecalciferol Standards
- Cholecalciferol impurity 22 (CAS CATO-C4X-158622)
- Cholecalciferol impurity 23 (CAS 168609-17-4)
- Cholecalciferol impurity 24 (CAS 300692-92-6)
- Cholecalciferol Impurity 18 (CAS CATO-C4X-158618)
- Cholecalciferol Impurity 19 (CAS CATO-C4X-158619)
- Cholecalciferol Impurity 28 (CAS CATO-C4X-158628)
- Cholecalciferol Impurity 32 (CAS 89231-92-5)
- Cholecalciferol impurity 16 (CAS 86307-40-6)
Recommended Standards
- Calcipotriol Impurity 27 (CAS CATO-C4X-122227)
- Calcitriol impurity 54 (CAS CATO-C4X-151054)
- Calcipotriol Impurity 12 (CAS 129831-99-8)
- Mirabegron Impurity 40 (CAS 1154949-80-0)
- Chlorpromazine Impurity 11 (CAS CATO-C4X-142111)
- N-(4-((4-(3-cyano-4,6-dimethylpyridin-2-yl)-1,4-diazepan-1-yl)sulfonyl)phenyl)acetamide (CAS 478256-87-0)
- 3-(4-Isocyanatophenyl)-1-methyl-1H-pyrazole (CAS 921938-54-7)
- 3-(1-Amino-2-(tert-butoxy)ethyl)oxetan-3-ol (CAS 2168053-37-8)
- N1-(2-(1-Methyl-1,2,3,4-tetrahydroquinolin-6-yl)ethyl)-N2-propyloxalamide (CAS 946311-92-8)
- D-Leu26-Tirzepatide (CAS CATO-CPTD788908)
Why CATO?
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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com