2 4-dimethyl-1-pentene structural formula July 8, 2019 16 32 64 128 2 4 dimethyl 1 pentene structural formula 2 methyl 2 butanol 2 metil 2 butena + h2 2 4-dimethyl-2-pentene structural formula 2 4-диметилпентан қышқылы
