Isobutyronitrile → (alphaS)-3-Fluoro-beta-[[1-(4-fluorophenyl)-1H-indazole-5-yl]oxy]-alpha-(2-methylpropyl)benzeneethanamine

Beteiligte Stoffe

Reaktionsschritte

(2S)-2-Amino-1-(3-fluorophenyl)-4-methyl-pentane-1-ol (350 mg, 1.66 mmol), 5-iodo-1-(4-fluorophenyl)-1H-indazole (672.2 mg, 1.99 mmol), cesiumcarbonate (1.08 g, 3.31 mmol), copper (I)-iodide (157.8 mg, 0.83 mmol) and isobutyronitrile (1.75 mL) are stirred in a glass pressure tube at 120° C. for 20 h. The reaction mixture is filtered via a glass microfibre filter, the solvent evaporated and the residue purified by chromatography (silicagel, eluents: ethylacetate/methanol). 162.8 mg (23.3%) of the title compound are obtained.

Herkunft & Nachweise