甲醇 、
7-(tert-butyl-dimethyl-silanyloxy)-8-(3,4-dihydroxy-phenyl)-2-methoxy-bicyclo[3.3.1]non-2-ene-4,9-dione 在
lead(IV) acetate 作用下,
以
甲苯 为溶剂,
反应 36.0h,
以92%的产率得到(+)-3-[(1S,2R,3S,5R)-3-(tert-butyl-dimethyl-silanyloxy)-8-methoxy-6-oxo-bicyclo[3.3.1]non-7-en-2-yl]-hexa-2,4-dienedioic acid dimethyl ester