Potassium Carbonate → 7-isobutyl-5-methyl-3-(phenylamino)-2-(3-phenylprop-2-ynyl)-2H-pyrazolo[3,4-d]pyrimidine-4,6(5H,7H)-dione

Reaction equation

[CH2:1]([N:5]1[C:10]2=[N:11][NH:12][C:13]([NH:14][C:15]3[CH:20]=[CH:19][CH:18]=[CH:17][CH:16]=3)=[C:9]2[C:8](=[O:21])[N:7]([CH3:22])[C:6]1=[O:23])[CH:2]([CH3:4])[CH3:3].Br[CH2:25][C:26]#[C:27][C:28]1[CH:33]=[CH:32][CH:31]=[CH:30][CH:29]=1.C(=O)([O-])[O-].[K+].[K+]>CN(C=O)C>[CH2:1]([N:5]1[C:10]2=[N:11][N:12]([CH2:25][C:26]#[C:27][C:28]3[CH:33]=[CH:32][CH:31]=[CH:30][CH:29]=3)[C:13]([NH:14][C:15]3[CH:16]=[CH:17][CH:18]=[CH:19][CH:20]=3)=[C:9]2[C:8](=[O:21])[N:7]([CH3:22])[C:6]1=[O:23])[CH:2]([CH3:4])[CH3:3]