(Antipyrinylmethylamino)methanesulfonic acid sodium salt monohydrate 200335-24-6 5907-38-0 8017-81-0 CCRIS 272 DIPYRONE Dipyrone [USAN:BAN] Dipyrone monohydrate Metamizol monohydrate Methanesulfonic acid, ((2,3-dihydro-1,5-dimethyl-3-oxo-2-phenyl-1H-pyrazol-4-yl)methylamino)-, sodium salt, monohydrate Methanesulfonic acid, (antipyrinylmethylamino)-, sodium salt, monohydrate NSC 73205 Novaldin Sodium (antipyrinylmethylamino)methanesulfonate monohydrate