Multi-step reaction with 5 steps
1: 1.) O3, 2.) PPh3 / 1.) methanol, -78 deg C, 2.) methanol, 12 h
2: 1.) 1.6M BuLi / 1.) THF, Et2O, pentane, hexane, -78 deg C, 15 min, 2.) THF, Et2O, pentane, hexane, -78 deg C; quenching with Me3SiCl
3: 1.) H2, quinoline, 2.) TsOH / 1.) 5percent Pd/BaSO4 / 1.) methanol, 22 deg C, 1 bar, 2.) methanol, pH 2.5, 22 deg C, 15 h
4: 83 percent / pyridine / 1.) 0 deg C, 1 h, 2.) 22 deg C, 3 h
5: 92 percent / DMAP, pyridine / CH2Cl2 / 3 h / Heating
With
pyridine; quinoline; dmap; n-butyllithium; hydrogen; toluene-4-sulfonic acid; ozone; triphenylphosphine;
Pd-BaSO4;
In
dichloromethane;