N-bromobutanimide → HCID 68679677, compound

Participants

Reaction Steps

6.38 g (20.6 mmol) of methyl 6-(3-methoxymethyl-3H-thiazol-2-ylideneamino)-pyridine-2-carboxylate was dissolved in 60 ml of 1,4-dioxane and 3.67 g (20.6 mmol) of N-bromosuccinimide was added thereto at room temperature. The reaction mixture was heated under reflux for 30 minutes, cooled to room temperature, diluted with 200 ml of ethyl acetate and washed with 150 ml of water for three times. After that, the reaction mixture was washed with 150 ml of brine, dried over anhydrous magnesium sulfate and filtered, and the filtrate was concentrated in vacuo to give 7.10 g (19.8 mmol) of the title compound as a white solid.

Provenance & Evidence