4-Chlororesorcinol → HCID 58913628, compound

Participants

Reaction Steps

This compounds was synthesised in the same manner as described above. 4-Chlororesorcinol (0.87 g, 6 mmol), 4-bromophenyl acetic acid (1.29 g, 6 mmol), BF3Et2O (4 ml), PCl5 (1.9 g, 9.1 mmol), DMF (5 ml and 10 ml). The precipitate formed was filtered and re-crystallized from methanol to give 3-(4-Bromo-phenyl)-6-chloro-7-hydroxy-chromen-4-one a flakey white solid (1.2 g, 56.8%); Rf 0.81 ethyl acetate.

Provenance & Evidence