Novel xanthine oxidase inhibitor studies. Part 3. Convenient and general syntheses of 3-substituted 7H-pyrazolo[4,3-e]-1,2,4-triazolo[4,3-c]pyrimidin-5(6H)-ones as a new class of potential xanthine oxidase inhibitors
Facile and general syntheses of 3- and/or 5-substituted 7H-pyrazolo[4,3-e]-1,2,4-triazolo[4,3-c]pyrimidines as a new class of potential xanthine oxidase inhibitors†