Multi-step reaction with 7 steps
1: 1.) DIEA, (benzotriazol-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate, 2.) DIEA / 1.) DMF, 0 deg C, 30 min, 2.) DMF, RT, overnight
2: 100 percent / anisole / CH2Cl2 / 3 h / 0 - 20 °C
3: 93 percent / DCC, Et3N / CH2Cl2 / 1 h / 0 °C
4: 100 percent / H2 / 10percent Pd/C / methanol / Ambient temperature
5: 38 percent / NaHCO3, (benzotriazol-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate / dimethylformamide / 5.5 h / 0 - 20 °C
6: 100 percent / 1 N aq. NaOH / methanol / Ambient temperature
7: 1.) DIEA, (benzotriazol-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate, 2.) DIEA / 1.) DMF, 0 deg C, 30 min, 2.) DMF, RT, overnight
With
sodium hydroxide; hydrogen; sodium hydrogencarbonate; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; methoxybenzene; triethylamine; N-ethyl-N,N-diisopropylamine; dicyclohexyl-carbodiimide;
palladium on activated charcoal;
In
methanol; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1021/jm9603072