Diisopropylcarbodiimide → HCID 178473531, compound

Participants

Reaction Steps

A solution of 4-(2,6-dimethyl-phenoxy)-3-methyl-aniline (0.80 g, 3.5 mmol), ethyl isothiocyanatoformate (0.40 mL, 3.5 mmol) and DCM (30 mL) was stirred at room temperature for 1 h. Ethyl pyrazole-4-carboxylate (0.54 g, 3.9 mmol) and DIC (0.54 mL, 3.5 mmol) were added, and the solution was stirred at room temperature for 16 h. The mixture was concentrated and purified by FCC (EtOAc/hexanes 0:100 to 50:50) to provide the titled compound (0.97 g, 60%). MS (ESI): mass calcd. for C25H28N4O5, 464.5; m/z found, 465.1 [M+H]+.

Provenance & Evidence