5-降冰片烯-2-羧酸叔丁酯 、
γ-(5-norbornen-2-yl)methyl-γ-butyrolactone 、
马来酸酐 以yielding an alternating copolymer of tert-butyl 5-norbornene-2-carboxylate/γ-(5-norbornen-2-yl)methyl-γ-butyrolactone/maleic anhydride (copolymerization ratio 4/1/5)的产率得到Tert-butyl 5-norbornene-2-carboxylate gamma-(5-norbornen-2-yl)methyl-gamma-butyrolactone maleic anhydride