B12 (Cyanocobalamin, CAS 68-19-9) is a corrinoid compound with a molecular weight of 1355.4 Da. The molecule consists of a corrin ring coordinated to a central cobalt ion with a cyano ligand at the upper axial position and a 5,6-dimethylbenzimidazole nucleotide at the lower axial position. Supplied as a sterile solution, high purity. Research compound — not for human use.
Compound Specifications
Product Details
- Compound: Cyanocobalamin (B12)
- CAS: 68-19-9
- Molecular Weight: 1355.4 Da
- Molecular Formula: C₆₃H₈₈CoN₁₄O₁₄P
- Structure: Corrin ring with central cobalt ion, cyano upper axial ligand
- Purity: High
- Form: Sterile solution
- Sizes: 10mg/10mL
- Storage: 2-8°C, protect from light
- Testing: View COA (Verified by Janoshik) →



