2 6-dimethyl-4 heptanone boiling point July 8, 2019 16 32 64 128 2 metil 2 butena + h2 2 methyl 2 butanol 2 6-dimethyl-4-heptanol 2 6-dimethyl-4-heptanone 2 4-диметилпентан қышқылы