1: 1.) NaIO4, 2.) NaClO2, NaH2PO4 / 1.) acetone, H2O, RT, 2.) 2-methyl-2-butene, t-BuOH, H2O, RT 2: methanol / 0 °C 3: H2O, AcCl / methanol / Heating 4: NaHCO3 / H2O / Ambient temperature View Scheme

sodium chlorite; sodium periodate; sodium dihydrogenphosphate 1.) acetone, H2O, RT, 2.) 2-methyl-2-butene, t-BuOH, H2O, RT; Yield givenMultistep reaction;