Potassium Carbonate → HCID 89784678, compound

Participants

Reaction Steps

2-(tert-Butylamino)-8-((6R)-6-methyl-4-oxo-1,4,5,6-tetrahydropyrrolo[3,4-b]pyrrol-2-yl)-3-(2,2,2-trifluoroethyl)-4(3H)-quinazolinone (501) as a yellow solid (32 mg, 26%) was prepared according the procedures described for 408, using 1,1-bis[(di-t-butyl-p-methylaminophenyl]palladium(II) chloride (9.8 mg, 0.014 mmol, Sigma Aldrich), K2CO3 (153 mg, 1.111 mmol, Sigma Aldrich), (R)-6-methyl-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-5,6-dihydropyrrolo[3,4-b]pyrrol-4(1H)-one (146 mg, 0.555 mmol, 706), and 8-bromo-2-(tert-butylamino)-3-(2,2,2-trifluoroethyl)quinazolin-4(3H)-one (105 mg, 0.278 mmol, 501d). 1H NMR (400 MHz, DMSO-d6) δ ppm 11.68 (1H, s) 7.89-7.96 (1H, m) 7.83-7.88 (1H, m) 7.59 (1H, s) 7.21 (1H, t, J=7.73 Hz) 6.62 (1H, d, J=1.37 Hz) 6.28 (1H, s) 5.28 (2H, q, J=8.93 Hz) 4.50 (1H, d, J=6.26 Hz) 1.45 (9H, s) 1.36 (3H, d, J=6.65 Hz). m/z (ESI, +ve) 434.0 (M+H)+.

Provenance & Evidence