Dimethylformamide → 1-methyl-4-(trityl-amino)-1H-pyrazole-3-carboxylic acid methyl ester

Reaction equation

[CH3:12][CH2:13][N:14]([CH2:15][CH3:16])[CH2:17][CH3:18].[CH3:1][O:2][C:3](=[O:4])[c:5]1[n:6][n:7]([CH3:11])[cH:8][c:9]1[NH2:10].[CH3:39][N:40]([CH3:41])[CH:42]=[O:43].[c:19]1([C:25]([c:26]2[cH:27][cH:28][cH:29][cH:30][cH:31]2)([c:32]2[cH:33][cH:34][cH:35][cH:36][cH:37]2)[Cl:38])[cH:20][cH:21][cH:22][cH:23][cH:24]1>>[CH3:1][O:2][C:3](=[O:4])[c:5]1[n:6][n:7]([CH3:11])[cH:8][c:9]1[NH:10][C:25]([c:19]1[cH:20][cH:21][cH:22][cH:23][cH:24]1)([c:26]1[cH:27][cH:28][cH:29][cH:30][cH:31]1)[c:32]1[cH:33][cH:34][cH:35][cH:36][cH:37]1