Malonic Acid → HCID 20147175, compound

Participants

Reaction Steps

Reaction of 5-(1-octynyl)furan-2-carboxaldehyde (0.72 g, 3.5 mmole from example 8) with malonic acid (0.73 g, 7 mmole) as described in Example 2 gave 0.76 g (88%) of the title compound, mp(Hexane) 100°-100.5° C. νmax (mull) 2650 (broad), 1695, 1630, 1565, 1510, 1410, 1300, 1235, 1210 cm-1 ; δ(CDCl3) 0.90(3H, t, 6.8 Hz), 1.32(4H, m), 1.44(2H, m), 1.62(2H, m), 2.47(2H, t, J=6.5 Hz), 6.38(1H, d, J=15 Hz), 6.54(1H, d, J=3 Hz), 6.64(1H, d, J=3 Hz), 7.48(1H, d, J=15 Hz), 10.53 (1H, broad).

Provenance & Evidence