Cyanocobalamin EP Impurity D(Cyanocobalamin-b-monocarboxylic acid; 32-Carboxycyanocobalamin) CAS 38218-77-8
Purity >90%In StockPharmacopoeial Impurity Standards
| CAS No. | 38218-77-8 |
| Molecular Formula | C63H87CoN13O15P |
| Molecular Weight | 1356.37 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Cyanocobalamin EP Impurity D(Cyanocobalamin-b-monocarboxylic acid; 32-Carboxycyanocobalamin) (CAS 38218-77-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C63H87CoN13O15P. Molecular weight: 1356.37 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C63H87CoN13O15P |
| Molecular Weight | 1356.37 g/mol |
| Purity | >90% |
| 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) | 27.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Nitrogen Atoms | 13 |
Related Cyanocobalamin Standards
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- Cyanocobalamin /Vitamin B12 Impurity 23 (CAS 38218-55-2)
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