セミナー問題 (2014/7/12) 出題者:西丸 MeO OH BF 3K O Br OTBS Br 1) Pd(PPh 3)4 (10 mol%) Br Br 1,4 -dioxane, 90 °C C17H 24Br 2O3Si then AgNO3 H 2O/acetone Cs 2CO3 aq, THF, 70 °C 2) CuI, NEt 3, MeCN 3, 80 °C MeO 1) Ph 3PCH 3Br, n -BuLi, THF C 24H 30O5Si 2) Pt 2O, H 2, benzene Bu 3P, DCE O C19H18O 4 3) HF pyridine, THF Me 4) DMP, NaHCO 3, CH 2Cl 2 O Dennis L. Wright et al. JACS, 2014, 136, 4309.
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