Hydrochloric Acid → HCID 178517399, 화합물

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Dry HCl gas was bubbled through a solution of methyl 3-aminothiophene-2-carboxylate (1.64 g, 10.4 mmol) and cyclopropanecarbonitrile (27 mL) in dioxane (40 mL) for 1 h then the reaction mixture was diluted with cold water (2 volumes), basified with NH4OH (50 mL) and the resulting solid filtered and air dried to give the title compound (1.44 g, 72%) as a white solid: IR νmax (Nujol)/cm−1 2925, 1664, 1597, 788; NMR δH (400 MHz, DMSO) 1.04 (4H, m), 2.00 (1H, m), 7.20 (1H, d J 5.0 Hz), 8.10 (1H, d, J 5.0 Hz) and 12.60 (1H,br).

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