Synonyms: 1H-1,2,3-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione(9CI); 1H-v-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione (8CI);v-Triazolo[4,5-d]pyrimidine-5,7(4H,6H)-dione (6CI,7CI); 8-Azaxanthine; NSC 756;Xanthazol; [1,2,3]Triazolo[4,5-d]pyrimidine-5,7-diol;v-Triazolo[4,5-d]pyrimidine-5,7-diol