Synonyms: 3-(4-Methoxyphenyl)-1,2,4-triazolo(3,4-a)phthalazin-6-ol;1,2,4-Triazolo(3,4-a)phthalazin-6(5H)-one, 3-(4-methoxyphenyl)-;3-(4-methoxyphenyl)[1,2,4]triazolo[3,4-a]phthalazin-6(5h)-one;NSC724113;AC1Q6KMV;AC1L8Q6G;AR-1E7013;NSC-724113;LS-156626;3-(4-methoxyphenyl)-5H-[1,2,4]triazolo[3,4-a]phthalazin-6-one