Multi-step reaction with 9 steps
1.1: diethyl ether; tetrahydrofuran / 20 °C / Inert atmosphere
2.1: N-Bromosuccinimide / tetrahydrofuran / 6 h / -10 - 20 °C
3.1: sodium methylate / 0.5 h / Reflux
3.2: pH 2
4.1: tetrakis(triphenylphosphine) palladium(0); potassium carbonate / ethanol; toluene; water / 100 °C / Microwave irradiation; Inert atmosphere
5.1: sodium hydroxide / 1,4-dioxane / 6 h / 20 °C
6.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; dmap / N,N-dimethyl-formamide / 0.5 h / 20 °C
6.2: 6 h / 20 °C
7.1: lithium hydroxide / water; 1,4-dioxane / 3 h / 20 °C
8.1: 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; dmap / N,N-dimethyl-formamide / 0.33 h / 20 °C
8.2: 3 h
9.1: hydrogenchloride / 1,4-dioxane; methanol
With
hydrogenchloride; dmap; N-Bromosuccinimide; tetrakis(triphenylphosphine) palladium(0); sodium methylate; potassium carbonate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; sodium hydroxide; lithium hydroxide;
In
tetrahydrofuran; 1,4-dioxane; methanol; diethyl ether; ethanol; water; N,N-dimethyl-formamide; toluene;
4.1: |Suzuki Coupling;
DOI:10.1021/jm301882a