Multi-step reaction with 7 steps
1.1: triethylamine / dichloromethane / 40 °C
2.1: phenylsilane / tetrakis(triphenylphosphine) palladium(0) / dichloromethane / 4 h / 20 °C / Inert atmosphere
3.1: triethylamine; pyridine / copper diacetate / dichloromethane / 48 h / 20 °C / Molecular sieve
4.1: ammonium chloride; iron / ethyl acetate; ethanol; water / 1 h / 75 °C
5.1: triethylamine / dichloromethane / 0 - 20 °C
6.1: water; lithium hydroxide / tetrahydrofuran / 3 h / 20 °C
6.2: pH 2
7.1: N-ethyl-N,N-diisopropylamine; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate / N,N-dimethyl-formamide; tetrahydrofuran / 20 °C
7.2: 0.25 h / pH 2.8
With
pyridine; phenylsilane; water; iron; ammonium chloride; O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate; triethylamine; N-ethyl-N,N-diisopropylamine; lithium hydroxide;
tetrakis(triphenylphosphine) palladium(0); copper diacetate;
In
tetrahydrofuran; ethanol; dichloromethane; water; ethyl acetate; N,N-dimethyl-formamide;