反应详情

2,3-Dichloro-5-(5,6,7,8-tetrahydropyrido[4′,3′:4,5]thieno[2,3-d]pyrimidin-4-ylamino)phenol hydrochloride from Example 69A (51 mg, 0.13 mmol) and (2E)-4-[methyl(1-methylethyl)amino]but-2-enoic acid hydrochloride from Example 2A (34 mg, 0.18 mmol) were dissolved in DMF (1.5 mL), and DIPEA (82 mg, 0.63 mmol) and TBTU (61 mg, 0.19 mmol) were added. The mixture was stirred at rt overnight. The product was then directly isolated by preparative HPLC to yield 33 mg (52%) of the title compound.

1. customThe product was then directly isolated by preparative HPLC