Thionyl Chloride → HCID 22282584, compound

Participants

Reaction Steps

Thionyl chloride (2 mL) was added to a suspension of 4-(2H-chromen-4-yl)benzoic acid from reaction 34c (0.415 g, 1.6 mmol) in dichloromethane (10 mL) at room temperature. The reaction was stirred for 4 h, concentrated in vacuo to give 4-(2H-chromen-4-yl)benzoyl chloride (0.445 g, 99%) as a yellow solid.

Provenance & Evidence