Synonyms: AMMONIUM, TRIMETHYL(4-(TRIMETHYLUREIDO)-2-BUTYNYL)-, IODIDE;Trimethyl(4-(N,N,N'-trimethylureido)but-2-ynyl)ammonium iodide;AC1L2EPW;LS-19170;4-[dimethylcarbamoyl(methyl)amino]but-2-ynyl-trimethylazanium iodide;2-Butyn-1-aminium, 4-(((dimethylamino)carbonyl)methylamino)-N,N,N-trimethyl-, iodide;2-Butyn-1-aminium, 4-(((dimethylamino)carbonyl)methylamino)-N,N,N-trimethyl-, iodide (9CI);3854-10-2