2-Butoxy-2-propenylidene methanaminium 97458-51-0 K 152,564 K 152564 K-152,564 Methanaminium, N-(2-butoxy-3-(dimethylamino)-2-propenylidene)-N-methyl- N-(2-Butoxy-3-(dimethylamino)-2-propenylidene)-N-methylmethanaminium