2 3 dichlorobutane formula July 8, 2019 16 32 64 128 2 3 дихлорбутан формула 2 3 dichlorobutane structural formula 2 3-dichlorobutane molecular formula 2 3 dichlorobutane condensed structural formula 2 metil 2 butena + h2 2 methyl 2 butanol 2 3-dichlorobutadiene