2-Butyn-1-aminium, 4-(((dimethylamino)carbonyl)methylamino)-N,N,N-trimethyl-, iodide (9CI) 3854-10-2 AMMONIUM, TRIMETHYL(4-(TRIMETHYLUREIDO)-2-BUTYNYL)-, IODIDE Trimethyl(4-(N,N,N'-trimethylureido)but-2-ynyl)ammonium iodide