Reaktion #1010850

Reaktionsgleichung

5-bromo-6-(2-phenylethynyl)-4-(pyridin-4-yl)pyridin-2-amine

pyrimidine-5-boronic acid

sodium carbonate

→

6-(2-phenylethynyl)-4-(pyridin-4-yl)-5-(pyrimidin-5-yl)pyridin-2-amine

Lösungsmittel

ACN

Reaktionsbedingungen

Aufarbeitung

1. 1
   EinengenThe mixture is concentrated in vacuo
2. 2
   Sonstigethe product purified by NP chromatography

Vorschrift

Tetrakis(triphenylphosphine)palladium(0) (30 mg, 26 μmol) is added to a mixture of 5-bromo-6-(2-phenylethynyl)-4-(pyridin-4-yl)pyridin-2-amine G8 (90 mg, 0.26 mmol), pyrimidine-5-boronic acid (48 mg, 0.39 mmol), sodium carbonate (aqueous solution, 2 mol/l, 0.39 ml, 0.78 mmol) and ACN (2.4 ml) under nitrogen atmosphere at RT and is stirred at 150° C. for 1 h. The mixture is concentrated in vacuo and the product purified by NP chromatography. Yield: 72 mg (80%). HPLC-MS: M+H=350; tR=1.11 min (METHOD—5).

Quelle