反应详情

Compound 40 was prepared following general synthesis scheme 8 wherein a mixture of 4-Hydroxy-pyrido[3,2-d]pyrimidine-8-carboxylamide (G) and 4-Hydroxy-pyrido[3,4-d]pyrimidine-8-carboxylamide (H) was reacted with N—[(S)-2-Amino-2-(4-isopropyl-phenyl)-ethyl]-N-methyl-4-nitro-benzenesulfonamide hydrochloride. The title compound was isolated as the minor product (white solid). LC/MS [365 (M+H)]; 1H NMR (500 MHz, DMSO-d6) δ 9.14 (s, 2H), 8.82-8.58 (m, 2H), 8.40 (s, 1H), 7.82 (s, 1H), 7.42 (d, J=7.8 Hz, 2H), 7.26 (d, J=7.9 Hz, 2H), 6.52 (s, 1H), 5.89 (s, 1H), 3.68-3.54 (m, 1H), 3.51-3.43 (m, 1H), 2.98-2.78 (m, 1H), 2.65 (s, 3H), 1.17 (d, J=6.8 Hz, 6H).

1. customCompound 40 was prepared
2. customgeneral synthesis scheme 8 wherein