The chemical Vecuronium bromide has a designated molecular formula of C34H57BrN2O4 and a molecular weight of 637.744 g/mol. Synonyms may include: 5alpha-Androstan-3alpha,17beta-diol, 16beta-pipecolinio-2beta-piperidino-,bromide,diacetate, Bromure de vecuronium [INN-French], Bromuro de vecuronio [INN-Spanish], EINECS 256-723-9, NC-45, Norcuron, ORG NC 45, Vecuronii bromidum [INN-Latin], Vecuronium, Bromure de vecuronium, Bromuro de vecuronio (ChemID). Vecuronium bromide has been assigned a MeSH pharmacological action of: Nicotinic Antagonist.