(+/-)-(4-chloro-3,6,7,8-tetrahydro-2H-indeno[4,5-b]furan-2-yl)methyl 4-methylbenzenesulfonate 、
叠氮化钠 、
(+/-)-2-(azidomethyl)-2,3-dihydronaphtho[1,2-b]furan 以gave (±)-(4-chloro-3,6,7,8-tetrahydro-2H-indeno[4,5-b]furan-2-yl)methyl azide的产率得到(+/-)-(4-chloro-3,6,7,8-tetrahydro-2H-indeno[4,5-b]furan-2-yl)methyl azide