The chemical Raltitrexed has a designated molecular formula of C21H22N4O6S and a molecular weight of 458.489 g/mol. Synonyms may include: D 1694, D-1694, D1694, N-(5-(N-(3,4-Dihydro-2-methyl-4-oxoquinazolin-6-ylmethyl)-N-methylamino)-2-thenoyl)-L-glutamic acid, ICI-D1694, Tomudex, ZD 1694, UNII-FCB9EGG971 (ChemID). Raltitrexed has been assigned a MeSH pharmacological action of: Antineoplastic, Folic Acid Antagonist.