N-(2,6-dichlorobenzoyl)-4-[1-methyl-2,4-dioxo-1,2,3,4-tetrahydro-3-(2H) pyrido[3,2-d]pyrimidinyl]-L-phenylalanine 、
异丙醇 在
硫酸 作用下,
反应 2.0h,
生成 isopropyl (S)-2-(2,6-dichlorobenzamido)-3-(4-(1-methyl-2,4-dioxo-1,4-dihydropyrido[3,2-d]pyrimidin-3(2H)-yl)phenyl)propanoate