Naphthalene formation by allylation of zirconaindenes in the ZnX2-Pd(PPh3)4 system.
Zirconaindenes reacted with allyl halides in the presence of ZnX2 (X = Cl or Br) and a catalytic amount of Pd(PPh3)4 to give naphthalene derivatives in good yield.
Duan
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Catalysis Research Center and Graduate School of Pharmaceutical Sciences, Hokkaido University, and CREST, Science and Technology Corporation (JST), Sapporo 060-0811, Japan.
Nakajima
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Takahashi
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