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Vitamin B12a hydrochloride (Hydroxocobalamin hydrochloride) is the natural active form of vitamin B12 and is an essential water-soluble vitamin.It is commonly used as a cyanide detoxifier and nutritional supplement, and can be administered by injection, inhalation, or orally.

| Pack Size | Price | USA Warehouse | Global Warehouse | Quantity |
|---|---|---|---|---|
| 25 mg | $30 | Backorder | Backorder | |
| 50 mg | $52 | Backorder | Backorder | |
| 100 mg | $79 | Backorder | Backorder | |
| 1 mL x 10 mM (in DMSO) | $40 | Backorder | Backorder |
| Description | Vitamin B12a hydrochloride (Hydroxocobalamin hydrochloride) is the natural active form of vitamin B12 and is an essential water-soluble vitamin.It is commonly used as a cyanide detoxifier and nutritional supplement, and can be administered by injection, inhalation, or orally. |
| In vivo | In CPB-related vasoplegic shock, Vitamin B12a hydrochloride was given intravenously (5–10 g, single dose). In 24 patients, it increased blood pressure within 30 minutes and reduced the need for vasopressors[1]. |
| Synonyms | Hydroxocobalamin hydrochloride, 78091-12-0 |
| Formula | C62H89CoN13O15P.xHCl |
| Cas No. | 58288-50-9 |
| Smiles | [OH-][Co+3]1234[N]=5C6(C)C7[N-]1C(C(C)(C7CC(N)=O)CCC(=O)NCC(C)OP(=O)([O-])OC8C(O)C(N9C=[N]2C=%10C9=CC(C)=C(C)C%10)OC8CO)=C(C)C%11=[N]3C(=CC%12=[N]4C(=C(C)C5C(CCC(N)=O)C6(CC(N)=O)C)C(CC(N)=O)(C)C%12CCC(N)=O)C(C)(C)C%11CCC(N)=O.Cl |
| Storage | keep away from moisture,keep away from direct sunlight | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice. |
| Solubility Information | H2O: 20 mg/mL (14.46 mM), Sonication is recommended. DMSO: 80 mg/mL (57.85 mM), Sonication is recommended. |
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