tert-Butyl-{3-[(E)-2-(3-tert-butyl-4,4-dimethyl-4,5-dihydro-furan-2-yl)-vinyl]-phenoxy}-dimethyl-silane 在
rose bengal (adsorbed on silica gel)
氧气 作用下,
以
二氯甲烷 为溶剂,
反应 1.0h,
以74%的产率得到tert-Butyl-{3-[(E)-2-(5-tert-butyl-4,4-dimethyl-2,6,7-trioxa-bicyclo[3.2.0]hept-1-yl)-vinyl]-phenoxy}-dimethyl-silane