3 4 dimethylpent 1 ene July 8, 2019 16 32 64 128 3 4 dimethylpent 1 ene structural formula 3 ethyl 2 4 dimethylpent 1 ene 3 bromo 4 4 dimethylpent 1 ene Structure of 3 4- dimethylpent-1 ene 3 3 dimethylpent 1 ene 4 yne 3 4-dimethylpent-2-ene 3 4-dimethyl-1 3-pentadiene 3 4-dimetylpent-2-en 3 4 dimethyl 1 pentane 3 4-dimethyl-1-pentene