|Molar Mass||1,344.4 g/mol|
|ATC Code||B03BA05 (WHO)|
Methylcobalamin is a cobalamin, a form of vitamin B. It differs from cyanocobalamin in that the cyano group at the cobalt is replaced with a methyl group. Methylcobalamin features an octahedral cobalt(III) centre and can be obtained as bright red crystals.