The chemical Urapidil has a designated molecular formula of C20H29N5O3 and a molecular weight of 387.484 g/mol. Synonyms may include: B-66256, 5-25-15-00402 (Beilstein Handbook Reference), BRN 0725782, Ebrantil, EINECS 252-130-4, 6-(3-(4-(o-Methoxyphenyl)-1-piperazinyl)propylamino)-1,3-dimethyluracil, NSC 310405, Urapidilum [INN-Latin], Eupressyl, Mediatensyl, Uraprene, Urapidilum (ChemID). Urapidil has been assigned a MeSH pharmacological action of: Adrenergic alpha-1 Receptor Antagonist, Serotonin Receptor Agonist.