Alfacalcidol EP Impurity C CAS 82266-85-1
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 82266-85-1 |
| Molecular Formula | C35H49N3O4 |
| Molecular Weight | 575.78 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Alfacalcidol EP Impurity C (CAS 82266-85-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C35H49N3O4. Molecular weight: 575.78 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C35H49N3O4 |
| Molecular Weight | 575.78 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | >95% |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 3 |
Related Alfacalcidol Standards
- Alfacalcidol Impurity 30 (CAS CATO-C4X-139330)
- Alfacalcidol Impurity 33 (CAS CATO-C4X-139333)
- Alfacalcidol Impurity 32 (CAS CATO-C4X-139332)
- Alfacalcidol impurity 01 (CAS 112670-85-6)
- Alfacalcidol Impurity 6 (CAS CATO-C4X-13936)
- Alfacalcidol Impurity 23 (CAS CATO-C4X-139323)
- Alfacalcidol Impurity 27 (CAS CATO-C4X-139327)
- Alfacalcidol Impurity 25 (CAS CATO-C4X-139325)
Recommended Standards
- 24,25-Dihydroglycofusidic Acid (CAS 53163-88-5)
- 1-[3-Chloro-5-(trifluoromethyl)pyridin-2-yl]-N-{3-[(2,4-dichlorophenyl)methyl]-4-hydroxy-2-oxo-1,2-dihydropyridin-1-yl}piperidine-4-carboxamide (CAS 672949-06-3)
- Cilostazol USP Related Compound C (CAS 865792-18-3)
- Mirogabalin Impurity 106 TFA (CAS CATO-C4X-2924198)
- Lifitegrast Impurity N4 (CAS 58123-77-6)
- N-(4-bromophenyl)formamide (CAS 2617-78-9)
- 7-Methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1H-indazole (CAS 1186422-15-0)
- 9,10-Dioxo-9,10-dihydroanthracene-1,2,5,8-tetrayl tetraacetate (CAS 2885-46-3)
- 1-(7-Ethoxy-2-benzofuranyl)ethanone (CAS 58583-72-5)
- Liraglutide (CAS 204656-20-2)
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