反应详情

To a stirred suspension of isoquinoline-5-sulfonylchloride hydrochloride (3.00 g, 11.4 mmol) in anhydrous methylene chloride (100 mL) was added tert-butyl 1-homopiperazine carboxylate (3.00 g, 15.0 mmol) and triethylamine (4.36 g, 43.1 mmol). The mixture was stirred for 3 h, evaporated to dryness, mixed with a saturated solution of sodium bicarbonate (100 mL) and extracted with ethyl acetate (80 mL×2). The combined extracts were dried, filtered and evaporated to give an oil (4.45 g, 100%). LCMS (+APCI) m/z 392 (M+H).

1. customevaporated to dryness
2. additionmixed with a saturated solution of sodium bicarbonate (100 mL)
3. extractionextracted with ethyl acetate (80 mL×2)
4. customThe combined extracts were dried
5. filtrationfiltered
6. customevaporated