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Home/Compounds/API/Cyanocobalamin
C63H88CoN14O14P
1355.4 g/mol
API

Vitamin B12

CAS68-19-9
Category
API
Compound Class
Organometallic
Primary Use
Pharmaceutical Raw Material

Vitamin B12, also known as cobalamin, is a water-soluble B vitamin that functions as a cofactor in DNA synthesis, fatty acid and amino acid metabolism, and supports myelin formation and red blood cell maturation. It is an active pharmaceutical ingredient used in the manufacturing of vitamin B12 products.

Pharmaceutical raw material for vitamin B12 preparationsIngredient in dietary supplements and fortified foods

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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Related Compounds

StrongStructure SimilarSimilarity 0.98

50-Carboxycyanocobalamin

CAS26264-28-8

pharmaceutical raw material

StrongStructure SimilarSimilarity 0.98

Cyancobalamin-b-carboxylic Acid

CAS38218-77-8

pharmaceutical raw material

ReferenceSame Category

Norethisterone

CAS68-22-4

pharmaceutical raw material

ReferenceSame Category

Retinol

CAS68-26-8

pharmaceutical raw material

ReferenceSame Category

Sulfadiazine

CAS68-35-9

pharmaceutical raw material

ReferenceSame Category

Cycloserine

CAS68-41-7

pharmaceutical raw material

Referencestereoisomer of

Hydroxocobalamin

CAS13422-51-0

pharmaceutical raw material

Referencestereoisomer of

Cobamamide

CAS13870-90-1

pharmaceutical raw material

Customs Tariff Classification

The international HS code for Vitamin B12 (CAS 68-19-9) is 2936.26.

HS code (international, 6-digit)

2936.26

EU CN code (8-digit)

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.

Identifiers
IUPAC Name

cobalt(3+);[(2R,3S,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;cyanide

InChIKey

FDJOLVPMNUYSCM-SYUKHSAKSA-L

SMILES

CC1=CC2=C(C=C1C)N(C=N2)[C@@H]3C([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.[C-]#N.[Co+3]

Synonyms (15)
  • Anacobin
  • B 12, Vitamin
  • Cobalamin (III)
  • Coobalamed
  • Cyanocobalamin (Vitamin B12)
  • Cynobal
  • Distivit (B12 peptide)
  • Factor II (vitamin B12)
  • Mecobalamin
  • Vatimin B12
  • Vitamine B12
  • vitamin B12

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