Toluene → HCID 86668164, compound

Participants

Reaction Steps

To 3-cyano-5-ethynyl-4-methoxybenzoic acid (610 mg), toluene (6 mL), N,N-dimethylformamide (1 droplet) and oxalyl chloride (0.32 mL) were added to the solution under ice cooling, and the mixture was stirred at room temperature for 1.5 hours. The solvent was distilled off under reduced pressure and the obtained residue was azeotroped with toluene and used for the synthesis of (c).

Provenance & Evidence