M. Harmata et P. Rashatasakhon, A 4+3 cycloaddition approach to the synthesis of spatol. A formal total synthesis of racemic spatol, ORG LETT, 3(16), 2001, pp. 2533-2535
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A formal total synthesis of racemic spatol is presented. The key steps invo
lved a 4 + 3 cycloaddition of a halogenated cyclopentenyl cation to cyclope
ntadiene and a quasi-Favorskii rearrangement.