potassium phosphate buffer; 2-alkenal reductase of Mucor griseo-cyanus AHU6044; NADPH; Triton X-100 T=37°C; 0.166667 h; relative rate;

in benzene 24 h; Ambient temperature; Yield given. Yields of byproduct given;

2: 72 percent / Pd(MeCN)2Cl2 / tetrahydrofuran / 4 h / Ambient temperature 3: NaBH4 4: 74 percent / acetylation 5: TBAF 6: DIBAL 7: 53 percent View Scheme

toluene-4-sulfonic acid in chloroform Heating;

1: 70 percent / dimethylsulfoxide / 1. cooling, 2h 2. room temperature, 12h 3. 50 deg C, 3h 2: 75 percent / PTS / benzene / 6 h / Heating; in a Dean and Stark water seperator 3: 90 percent / PTS / acetone / 24 h / Ambient temperature View Scheme