[F:1][C:2]1[CH:9]=[C:8]([N+:10]([O-])=O)[CH:7]=[CH:6][C:3]=1[C:4]#[N:5]>CO.Cl.[Pd]>[NH2:5][CH2:4][C:3]1[CH:6]=[CH:7][C:8]([NH2:10])=[CH:9][C:2]=1[F:1]A solution of 2-fluoro-4-nitrobenzonitrile (0.541 g, 2.43 mmol) in methanol (20 mL) and 6N hydrochloric acid (3 mL) was hydrogenated (55 psi) over 10% palladium on carbon (164 mg) for 22 h. The reaction mixture was filtered and concentrated in vacuo to afford 77A (0.65 g, 100%). 1H NMR (400 MHz, CD3OD) δ 4.23 (s, 2H), 7.29 (d, J=8.79 Hz, 2H), 7.68 (t, J=7.91 Hz, 1H).
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