1: 1.) 40percent H2SO4, 2.) methanesulfonyl chloride, Et3N, 3.) LiAlH4 / 1.) 80 deg C, 3 h, 2.) ether, room temperature, 1.5 h, 3.) ether, reflux 2: 1.) 35percent hydrogen peroxide / 1.) methanol, room temperature, 2.) Meisenheimer rearrangement 3: 93 percent / Zn / acetic acid / Ambient temperature View Scheme