反应详情

The product from Example 1 (61 mg), mono-methyl succinate (23.4 mg) and TEA (0.062 ml) were dissolved in DCM (15 ml) then HATU (61.7 mg) was added. The resulting solution was stirred at rt for 16 h. The solvents were evaporated, the residue was taken up in MeOH and the crude product was purified by RPHPLC to afford the title compound as a colorless gum 32 mg.

1. customThe solvents were evaporated
2. customthe crude product was purified by RPHPLC