反应详情

tert-Butyl 2-(2,3-dip-tolyl-7,8-dihydropyrido[2,3-b]pyrazin-5(6H)-yl)ethylcarbamate (step 1)(171 mg, 0.373 mmol) was stirred in 4M HCl in Dioxane (1 ml, 4.00 mmol) for 2 h. The suspension was added to EtOAc and saturated sodium carbonate. The organic layer was separated, dried over (MgSO4), filtered and concentrated in vacuo to afford the title compound;

1. customThe organic layer was separated
2. dry with materialdried over (MgSO4)
3. filtrationfiltered
4. concentrationconcentrated in vacuo