Warrener, R.N.Harrison, P.A.Sterns, M.Russell, R.A.2014-10-122014-10-121984Journal of the Chemical Society, Chemical Communications, 1984; 1984(8):546-5480022-4936http://hdl.handle.net/2440/86031Cyclobutano[a]indene is characterised for the first time and shown to undergo a selection of cycloaddition reactions, including self-dimerisation to a [π2 +π2] dimmer whose structure has been confirmed by single crystal X-ray analysis.enCopyright status unknownCyclobutano[a]indene: a highly reactive strained olefin which plays a key trapping role in the photodecomposition of a polycyclic α-dioneCyclobutano[a]indene: a highly reactive strained olefin which plays a key trapping role in the photodecomposition of a polycyclic alpha-dioneJournal article003000926310.1039/c39840000546A1984SN255000372-s2.0-37049104458102308