(1'S,2'R,6'R,7'R,8'S)-7'-(4-methoxyphenyl)-8'-methylspiro[cyclohexa-2,5-diene-4,3'-tetracyclo[5.5.2.01,8.02,6]tetradec-13-ene]-1,5'-dione 在
ruthenium trichloride 、
sodium periodate 作用下,
以
乙腈 为溶剂,
反应 2.0h,
以19%的产率得到(1'S,2'S,4S,5S,6S,6'R,7'R,8'S)-5,6-dihydroxy-7'-(4-methoxyphenyl)-8'-methylspiro[cyclohex-2-ene-4,3'-tetracyclo[5.5.2.01,8.02,6]tetradec-13-ene]-1,5'-dione