Dimethyl 2-(2-Oxo-2H-[1,2′-bipyridin]-6-yl)malonate (3d)
Yellow oil, 27.8 mg (92%);
1H NMR (400 MHz, CDCl3) δ 8.58 (d, J = 4.7 Hz, 1H), 7.85 (t, J = 7.7, 1H), 7.37 (m, 3H), 6.61 (d, J = 9.3 Hz, 1H), 6.30 (d, J = 7.0 Hz, 1H), 4.31 (s, 1H), 3.67 (s, 6H);
13C NMR (100 MHz, CDCl3) δ 166.2, 163.1, 150.7, 149.9, 140, 139.8, 138.7, 124.7, 124.5, 121.4, 107.2, 55.0, 53.3.
FT-IR: ν̃ = 3054, 2957, 2927, 2854, 1766, 1734, 1678, 1605, 1545, 1469, 1437, 1396, 1297, 1248, 1205 cm–1;
HRMS: calculated for [M + H]+ C15H15N2O5: 303.0981, found: 303.1007.
1H NMR (400 MHz, CDCl3) δ 8.58 (d, J = 4.7 Hz, 1H), 7.85 (t, J = 7.7, 1H), 7.37 (m, 3H), 6.61 (d, J = 9.3 Hz, 1H), 6.30 (d, J = 7.0 Hz, 1H), 4.31 (s, 1H), 3.67 (s, 6H);
13C NMR (100 MHz, CDCl3) δ 166.2, 163.1, 150.7, 149.9, 140, 139.8, 138.7, 124.7, 124.5, 121.4, 107.2, 55.0, 53.3.
FT-IR: ν̃ = 3054, 2957, 2927, 2854, 1766, 1734, 1678, 1605, 1545, 1469, 1437, 1396, 1297, 1248, 1205 cm–1;
HRMS: calculated for [M + H]+ C15H15N2O5: 303.0981, found: 303.1007.
