N-bromobutanimide → HCID 21251151, compound

Participants

Reaction Steps

A mixture of 3-(3-ethoxy-4-methylisoxazol-5-yl)-1-trityl-1H-1,2,4-triazole (2.4 g, 5.5 mmol) and NBS (1.1 g, 6.2 mmol) in tetrachloromethane (150 mL) was boiled under reflux for 3 h. The reaction mixture was cooled, filtered and concentrated in vacuo to give crude title compound (2.8 g). The crude product was used in the next step without further purification.

Provenance & Evidence