3 3-dimethyl-1-buten July 8, 2019 16 32 64 128 3 3-dimethyl-1-butene 3 3-dimethyl-1-butene structure 3 3-dimethyl-1-butene with h2so4/h2o 3 3-dimethyl-1-butene molecular weight 3 3 диметилбутен 1 3 3 диметил 1 бутин 3 methylhexane 3 3-dimethylbut-1-yn 3 3-dimethyl-1-butyne