sodium hydroxide; methyl-magnesium iodide; dihydrogen peroxide 1) THF - diethyl ether, -50 deg C, 1 h, 2) RT; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;

sodium hydroxide; dihydrogen peroxide 1) THF - diethyl ether, -50 deg C, 1 h, 2) RT; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;

acetic acid; 2-propenylmagnesium bromide 1) THF, -50 deg C, 1 h, 2) RT, 3 h; Yield given. Multistep reaction. Yields of byproduct given. Title compound not separated from byproducts;