Multi-step reaction with 6 steps
1.1: sodium hydrogencarbonate / tetrabutyl-ammonium chloride; palladium diacetate / N,N-dimethyl-formamide / 15 h / 55 °C
2.1: hydrogenchloride / water / 3 h / 100 °C
2.2: 20 °C / pH 7
3.1: trichlorophosphate / 2 h / Reflux
3.2: 20 °C / pH 7 / Cooling with ice
4.1: diethyl ether; tetrahydrofuran / 2.5 h / -30 °C
5.1: CsCO3 / 4a,9a-dihydro-9,9-dimethyl-4,5-bis(diphenylphosphino)-xanthene; tris(dibenzylideneacetone)dipalladium(0) chloroform complex / 4 h / 70 - 100 °C
6.1: hydrogenchloride / 1,4-dioxane; water / 2 h / 20 °C
6.2: pH 7
With
hydrogenchloride; CsCO3; sodium hydrogencarbonate; trichlorophosphate;
tris(dibenzylideneacetone)dipalladium(0) chloroform complex; 4a,9a-dihydro-9,9-dimethyl-4,5-bis(diphenylphosphino)-xanthene; tetrabutyl-ammonium chloride; palladium diacetate;
In
tetrahydrofuran; 1,4-dioxane; diethyl ether; water; N,N-dimethyl-formamide;