SYNTHESIS OF 2,4-DISUBSTITUTED 9,9’-SPIROBIFLUORENES AND FLUORO DISPIROINDENO[2,1-C]FLUORENES THROUGH CATALYTIC [2+2+2] CYCLOTRIMERIZATION

Ilaria Caivanoa, Reinhard P. Kaisera, Florian Schnurrera, Jiří Mosingera, Ivana Císařováa, David Nečasa, Martin Kotoraa

a Charles University of Prague, Prague, Czech Republic

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