tert-Butyl (2S)-2-(2-methylpropyl)piperazine-1-carboxylate → (S)-tert-Butyl 4-(6-(3-amino-2-oxo-1,2-dihydroquinoxalin-5-yloxy)-2-((S)-1-methoxypropan-2-ylamino)pyrimidin-4-yl)-2-isobutylpiperazine-1-carboxylate

Participants

Reaction Steps

The reaction of (S)-3-amino-5-(6-chloro-2-(1-methoxypropan-2-ylamino)pyrimidin-4-yloxy)quinoxalin-2(1H)-one (74 mg, 0.2 mmol, Example 122(b)) with (S)-tert-butyl 2-isobutylpiperazine-1-carboxylate (48 mg, 0.2 mmol, CNH-Tech) under the conditions of Example 34 provided the title compound as an amorphous solid. MS (ESI, pos. ion) m/z: 583 (M+1).

Provenance & Evidence