4 4-dimethyl-2-pentanone structure July 8, 2019 16 32 64 128 4 4-dimethyl-2-pentanol structure 3 4 dimethyl 2 pentanone structure 2 methyl 2 butanol 4 4-dimethyl-2-pentynal 4 4-dimethyl-2-pentyne 4 4-dimethylpent-2-ene structural formula 4 4-dimethyl pent-2-ene