9,9-Bis[4-(2-oxiranemethyloxyethyloxy)phenyl]fluorene

2,2'-((((((9H-Fluorene-9,9-diyl)bis(4,1-phenylene))bis(oxy))-bis(ethane-2,1-diyl))bis(oxy))bis(methylene))bis(oxirane) is a monomer in the preparation of the new shape memory epoxy resin with excellent comprehensive properties.