Multi-step reaction with 6 steps
1.1: [2,2]bipyridinyl; n-butyllithium / tetrahydrofuran / 1.67 h / -78 - -10 °C
2.1: potassium tert-butylate / tert-butyl alcohol / 5.33 h / 100 °C
2.2: 0.67 h
2.3: pH 3
3.1: sodium hydroxide / tetrahydrofuran; water / 15 h
4.1: Raney nickel / ethanol; water / 3.5 h / 80 °C
4.2: pH 1
5.1: dmap; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; triethylamine / N,N-dimethyl-formamide / 0.33 h
6.1: tetraethylammonium chloride; N,N-dimethyl-aniline; trichlorophosphate / acetonitrile / 2 h / 0 - 75 °C
With
dmap; [2,2]bipyridinyl; sodium hydroxide; n-butyllithium; potassium tert-butylate; tetraethylammonium chloride; N,N-dimethyl-aniline; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; triethylamine; trichlorophosphate;
Raney nickel;
In
tetrahydrofuran; ethanol; water; N,N-dimethyl-formamide; acetonitrile; tert-butyl alcohol;