(2E)-4-(Dimethylamino)-2-butenoic acid hydrochloride → 7-[(2E)-4-(Dimethylamino)but-2-enoyl]-N-[(1R)-1-phenylethyl]-5,6,7,8-tetrahydropyrido[4',3':4,5]thieno[2,3-d]pyrimidin-4-amine

Participants

Reaction Steps

In analogy to Example 89, the title compound was prepared from N-[(1R)-1-phenylethyl]-5,6,7,8-tetrahydropyrido[4′,3′:4,5]thieno[2,3-d]pyrimidin-4-amine from Example 18A (100 mg, 0.32 mmol) and (2E)-4-(dimethylamino)but-2-enoic acid hydrochloride from Example 1A (75 mg, 0.45 mmol) to yield 23 mg (17%).

Provenance & Evidence