Summary
By adding diborane to isoprene we have obtained bis-1,4-(1-bora-2-methylcyclopentyl)-2-methylbutane, from which, by the action of boron trichloride and then water, we have synthesized β -methyltetramethylene diboric acid.
Literature cited
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Zakharkin, L.N., Kovredov, A.I. The addition of diborane to isoprene and the synthesis of β-methyltetramethylene diboric acid. Russ Chem Bull 11, 337–338 (1962). https://doi.org/10.1007/BF00908054
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DOI: https://doi.org/10.1007/BF00908054