重氮甲烷 、
4,5,6,7,8,9-Hexahydrocyclooctafuran 、
丙烯酸 生成 (1S,2R,4R)-(+)-1,2,3,4,5,6,7,8,9,10-Decahydro-1,4-epoxybenzocycloocten-1-carbonsaeure 、 (2R*,3S*)-(+/-)-8-[(3-Methoxycarbonyl)-5-oxotetrahydrofuran-2-yl]-8-oxooctansaeure-methylester 、
(2R,3S)-(-)-8-<(3-Methoxycarbonyl)-5-oxotetrahydrofuran-2-yl>-8-oxooctansaeure-methylester