Piperidine → 1-(5-Tert-butylisoxazol-3-yl)-3-(3-(6-methoxy-7-(3-(piperidin-1-yl)propoxy)quinazolin-4-ylthio)phenyl)urea

Participants

Reaction Steps

1-(5-tert-butyl-isoxazol-3-yl)-3-{3-[7-(3-chloro-propoxy)-6-methoxy-quinazolin-4-ylsulfanyl]-phenyl}-urea from Example 72A (200 mg, 0.368 mmol) and piperidine (0.109 mL, 1.104 mmol) were reacted as described in Example 73. Isolated yield of 1-(5-tert-butylisoxazol-3-yl)-3-(3-(6-methoxy-7-(3-(piperidin-1-yl)propoxy)quinazolin-4-ylthio)phenyl)urea (57 mg, 26%) as a white solid. 1H NMR (300 MHz, DMSO-d6) δ 9.60 (s, 1H), 9.05 (s, 1H), 8.65 (s, 1H), 7.85 (s, 1H), 7.60-7.20 (m, 5H), 6.45 (s, 1H), 4.20 (m, 2H), 4.00 (s, 3H), 2.50-2.25 (m, 6H), 1.95 (m, 2H), 1.60-1.30 (m, 6H), 1.25 (s, 9H); LC-MS (ESI) m/z 591 (M+H)+.

Provenance & Evidence