Name: 4,4-Dimethoxybutanon Alias:4,4-Dimethoxy-2-butanone 1,1-Dimethoxy-3-butanone Acetoacetaldehyde dimethylacetal 3-Ketobutyraldehyde dimethyl acetal 3-Oxobutanal dimethylacetal CAS:5436-21-5 Properties:Pale yellow to colorless transparent liquid; BP: 178ºC; MP: -82ºC; FP: 49ºC; density: 0.993; nd: 1.414-1.416; Water solubility: decomposes