For laboratory research use only. This page summarizes public scientific literature. It is not medical advice and does not describe or endorse human, clinical, or veterinary use.
Chemistry & identity
| CAS Number | 13422-55-4 (methylcobalamin); 68-19-9 (cyanocobalamin) |
|---|---|
| Molecular Formula | C63H91CoN13O14P (methylcobalamin); C63H88CoN14O14P (cyanocobalamin) |
| Molecular Weight | 1344.4 g/mol (methylcobalamin); 1355.4 g/mol (cyanocobalamin) |
| PubChem CID | 6436232 |
Peptide sequence
n.a.
Research context
Storefront item covers either B12 form, so both are reported. Methylcobalamin = PubChem CID 6436232 (also CAS 140224-22-2); cyanocobalamin = PubChem CID 166596686. Non-peptide cobalamins, so residueCount null and sequence n.a.
Selected research references
Published peer-reviewed literature on B12 (Methylcobalamin or Cyanocobalamin). Provided for research-context purposes only; CC Peptides does not make claims about outcomes in humans.
B12 (Methylcobalamin or Cyanocobalamin) for laboratory research
CC Peptides supplies B12 (Methylcobalamin or Cyanocobalamin) as a lyophilized reference material with a third-party COA. Ships from California.
View product page →