反应详情

A solution of 6-bromo-2-(3-chloro-2,2-dimethylpropyl)-1-oxo-1,2-dihydroisoquinoline-4-carbaldehyde (Example 26c, 20 g) in DMSO (140 mL) was treated with sodium acetate (55 g) under nitrogen. The resulting mixture was stirred at 135° C. for 48 h during which more sodium acetate was added after 6 h (55 g), 24 h (55 g) then 30 h (22.5 g).

1. additionwas added after 6 h (55 g), 24 h (55 g)
2. custom30 h (22.5 g)