HCID 18402977, compound → HCID 18402946, compound

Participants

Reaction Steps

A solution of N-[4-chloro-2-fluoro-5-(3-trifluoromethyl-2-pyridyloxy)phenyl]-2-ethylaminoacetamide (0.82 g) and 1,1-carbonyldiimidazole (0.43 g) in toluene (20 ml) was heated at reflux for 2 hours, cooled and processed. Column chromatography on silica gel eluting with 2.5% methanol-methylene chloride gave a buff colored solid (0.8 g), mp 162-3° C. 1H NMR (CDCl3, TMS): 1.24(3H, t, J=7 Hz), 3.53(2H, q, J=7 Hz), 4.05(2H, s), 7.13(1H, m), 7.30(1H, d, J=7 Hz), 7.38(1H, d, J=9 Hz), 8.01(1H, m), 8.24(1H, m).

Provenance & Evidence