Water → HCID 18446584, compound

Participants

Reaction Steps

A solution of 2-phenyl-5H-thiazolo[4,5-c]pyridin-4-one 44 (400 mg, 1.75 mmol) in acetic acid (5 mL) at rt was treated with bromine (320 mg, 1.93 mmol) and the resulting mixture was heated at reflux for 30 min. After cooling to rt, water (20 mL) was added to the mixture. The yellow solid which formed was filtered, washed with water and dried in the air to afford 45 (527 mg). 1H NMR (400 MHz, d6-DMSO) δ: 7.57 (m, 3H), 7.70 (s, 1H), 8.05 (m, 2H), MS (EI) m/z (M+H+) 308.

Provenance & Evidence