Wayne M. Best, Peter A. Collins, Ross K. McCuIloch and Dieter Wege ... Department of Organic Chemistry, University of Western Australia, Nedlands, WA 6009. ... Abstract 1,4-Epoxy-1,4-dihydroarenes are converted in high yields into the corresponding arenes with enneacarbonyldiiron in refluxing benzene solution. ... Previous work from this laboratory (Scheme 1) has shown that 1,4-epoxy-1,4- dihydronaphthalene (1) reacts with Fe,(CO), thermally or Fe(CO), ...