Ethyl Bromide → HCID 90312660, compound

Participants

Reaction Steps

To a solution of S-(4′-(5-aminopyrazin-2-yl)-5′-fluorobiphenyl-2-yl)methyl ethanethioate (100 mg, 0.280 mmol) in CH3OH (30 mL) were added Ph3P (150 mg, 0.560 mmol), K2CO3 (78 mg, 0.56 mmol), and bromoethane [drop-wise addition (60 mg, 0.56 mmol)] at rt. The reaction mixture was stirred at rt for 16 h, before removing the solvent in vacuo. The crude product was purified first by preparative-TLC followed by HPLC to give the title compound (70 mg HCOOH salt, 73%).

Provenance & Evidence