SEARCH Articles Figures Tables 1.6- Enynes cyclization via intramolecular ene reaction Azulenone, hydroaldol cyclization ene reaction Carbonyl-ene cyclization Conia-ene cyclization Ene-Yne Cyclization Ene-allenes, cyclization Ene-type cyclization Metallo-ene cyclization Silicon-tethered ene cyclization Zinca-ene-allene cyclization