Multi-step reaction with 6 steps
1: p-TsOH*H2O / CH2Cl2; methanol / 12.5 h / Ambient temperature
2: 99 percent / H2 / (Ni-Al/NaOH/H2O) / methanol / 4.25 h
3: 97 percent / 60percent HClO4 / acetonitrile; H2O / 2.25 h
4: 1.)NH3, NH4Cl, 2.) CH3COOH / 1.) abs. CH3OH, 4.5 h, room temperature, 2.) 5.5 h, reflux
5: 88 percent / 2-tert-butylimino-2-diethylamino-1,3-dimethyl-1,3-diaza-2λ5-phosphacyclohexane / benzene / 10 h / Heating
6: 90 percent / 2,4-bis(4-methoxyphenyl)-1,3,2,4-dithiadiphosphetan-2,4-disulfide (Lawesson reagent) / tetrahydrofuran / 0.42 h / Heating
With
Lawessons reagent; perchloric acid; ammonia; hydrogen; ammonium chloride; toluene-4-sulfonic acid; acetic acid; 2-tert-butylimino-2-diethylamino-1,3-dimethyl-perhydro-1,3,2-diazaphosphorine;
sodium hydroxide; aluminum nickel; water;
In
tetrahydrofuran; methanol; dichloromethane; water; acetonitrile; benzene;