tert-Butyl 4-(5-aminopyridin-2-yl)piperazine-1-carboxylate → HCID 178452241, compound

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Reaction Steps

A N,N-dimethylformamide solution (1 mL) of 6-iodo-4-methoxymethylene-4H-isoquinoline-1,3-dione (106.4 mg, 0.323 mmol), and tert-butyl 4-(5-aminopyridin-2-yl)piperazine-1-carboxylate (90 mg, 0.323 mmol) is heated at 90° C. for 40 min. After cooling in the refrigerator, the precipitate is collected, and washed with N,N-dimethylformamide and ether to give 147 mg (79%) of the title compound as a yellow solid. MS (ESI) m/z 576.1 (M+H)+1

Provenance & Evidence