3854-06-6 ACETAMIDE, N-(4-(DIMETHYLAMINO)-2-BUTYNYL)-N-METHYL-, OXALATE Acetamide, N-(4-(dimethylamino)-2-butynyl)-N-methyl-, oxalate (1:1) N-(4-Dimethylaminobut-2-ynyl)-N-methylacetamide hydrogen oxalate