1: 76 percent / t-C4H9-OOH, aq. 40percent Triton B, OsO4 / 2-methyl-propan-2-ol / 0 °C 2: 1.) 2-acetoxybenzoyl bromide, CH3COOH; 2.) MeONa / 1.) 100 deg C, 2 h; 2.) CH3OH, room temp., 1.5 h View Scheme

1: 50 percent / Pb(OAc)4, Cu(OAc)2, pyridine / benzene / 8 h / Heating 2: 76 percent / t-C4H9-OOH, aq. 40percent Triton B, OsO4 / 2-methyl-propan-2-ol / 0 °C 3: 1.) 2-acetoxybenzoyl bromide, CH3COOH; 2.) MeONa / 1.) 100 deg C, 2 h; 2.) CH3OH, room temp., 1.5 h View Scheme

sodium methylate; 2-Acetoxybenzoyl bromide; acetic acid 1.) 100 deg C, 2 h; 2.) CH3OH, room temp., 1.5 h; Yield given. Multistep reaction;