(2-(2-bromo-5-fluorophenyl)-2H-1,2,4-triazol-3-yl)methanol → 4-Fluoro-2-(5-hydroxymethyl-[1,2,4]triazol-1-yl)-benzonitrile

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Reaction Steps

This compound was prepared from (2-(2-bromo-5-fluorophenyl)-2H-1,2,4-triazol-3-yl)methanol and CuCN in DMF at 125–130° C. for 5 h by the method used for the preparation of 4-fluoro-2-pyrazol-1-yl-benzonitrile. Yield: 48% (beige solid) HPLC rt=1.11 min. LC/MS m/z 219 (M+H). 1H NMR (CDCl3, 500 MHz) δ ppm 2.39 (1H, br.s, OH), 4.79 (2H, s, 9-OCH2), 7.32–7.40 (1H, m, 5-CH), 7.50 (1H, d, J=8.2, 2.1 Hz, 3-CH), 7.87 (1H, dd, J=8.5, 5.5 Hz, 6-CH), 8.14 (1H, s, 9-CH). HRMS (ESI) calcd for C10H8FN4O (M+H) 219.0682. found 219.0689 (δ +3.1 ppm).

Provenance & Evidence