Methyl 4-ethyl-3-nitrobenzoate → 3-AMino-4-ethyl-benzoic acid Methyl ester

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Charged methyl 4-ethyl-3-nitrobenzoate (5.0 g, 23.92 mmol), Pd/C (500 mg) and methanol (50 mL) to a flask, purged with hydrogen and stirred at r.t. overnight. It was then filtered and concentrated to give 4.0 g of the title compound (94%). 1H NMR (400 MHz, CDCl3): δ 1.26 (3H, t, J=7.6 Hz), 2.54 (2H, q, J=7.6 Hz), 3.73 (2H, s), 3.87 (3H, s), 7.12 (1H, d, J=8.0 Hz), 7.35 (1H, s), 7.41 (1H, d, J=7.6 Hz). [M+H] Calc'd for C10H13NO2, 180; Found, 180.

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