1,3-Diethyl 2-oxopropanedioate → HCID 178438343, compound

Participants

Reaction Steps

The product of step (c) above (0.6 g) was suspended in ethanol (25 ml), and diethyl ketomalonate (0.382 g) was added. The mixture was refluxed for 18 hours, and the resulting precipitate was collected (0.29 g) and identified as the sub-title compound by NMR and MS: δDMSO : 1.0 (3H,t), 1.4 (3H, t), 1.6 (2H, m), 3.0 (2H, t), 4.0 (3H, s), 4.4 (2H, q), 6.95 (1H, s), 8.2 (1H, s).

Provenance & Evidence