Hydroxocobalamin, also known as vitamin B12a, is a naturally occurring vitamin used as a pharmaceutical raw material. It is primarily supplied as an active pharmaceutical ingredient for the manufacturing of products indicated for cyanide poisoning.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Hydroxocobalamin sulfate
pharmaceutical raw material
Hydroxocobalamin hydrochloride
pharmaceutical raw material
Tolcapone
pharmaceutical raw material
Actinonin
pharmaceutical raw material
Zinc ascorbate
pharmaceutical raw material
Seocalcitol
pharmaceutical raw material
Aquacob(III)alamin
pharmaceutical raw material
Methylcobalamin
pharmaceutical raw material
The international HS code for Cyanokit (CAS 13422-51-0) is 2936.26.
2936.26
2936 26 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
cobalt(3+);[(2R,3S,4R,5S)-5-(5,6-dimethylbenzimidazol-1-yl)-4-hydroxy-2-(hydroxymethyl)oxolan-3-yl] [(2R)-1-[3-[(1R,2R,3R,4Z,7S,9Z,12S,13S,14Z,17S,18S,19R)-2,13,18-tris(2-amino-2-oxoethyl)-7,12,17-tris(3-amino-3-oxopropyl)-3,5,8,8,13,15,18,19-octamethyl-2,7,12,17-tetrahydro-1H-corrin-21-id-3-yl]propanoylamino]propan-2-yl] phosphate;hydroxide
YOZNUFWCRFCGIH-WZHZPDAFSA-K
CC1=CC2=C(C=C1C)N(C=N2)[C@@H]3[C@@H]([C@@H]([C@H](O3)CO)OP(=O)([O-])O[C@H](C)CNC(=O)CC[C@@]\4([C@H]([C@@H]5[C@]6([C@@]([C@@H](C(=N6)/C(=C\7/[C@@]([C@@H](C(=N7)/C=C\8/C([C@@H](C(=N8)/C(=C4\[N-]5)/C)CCC(=O)N)(C)C)CCC(=O)N)(C)CC(=O)N)/C)CCC(=O)N)(C)CC(=O)N)C)CC(=O)N)C)O.[OH-].[Co+3]
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