SEARCH Articles Figures Tables 1.2- epoxides regioselective ring-opening Aromatic rings, regioselective metalation Aziridine-ring cleavage regioselectivity Epoxide regioselective ring-opening Lactones regioselective ring-opening Oxirane reactions ring opening regioselectivity Regioselective ring expansion Regioselective ring opening Regioselective ring-opening polymerization Regioselectivity electrophilic ring opening Regioselectivity epoxide ring opening Regioselectivity in the ring-opening Regioselectivity of Ring Opening Regioselectivity of epoxide ring opening Regioselectivity ring opening Regioselectivity three-membered ring formation Ring opening electrophilic, regioselective Ring opening reactions regioselectivity Ring regioselectivity Ring regioselectivity Ring structure regioselectivity Ring-closing metathesis reaction regioselective synthesis Ring-opening metathesis regioselective reactions Solvent-free conditions regioselective ring opening