Keywords: Related compound of fluconazole, fluconazole impurity A ([2 - [2-flouro-4 - (1h-1, 2, 4-triazol-1-yl) phenyl] - 1, 3-bis (1h-1, 2, 4-triazol-1-yl) - propan-2-ol]), fluconazole impurity C (1, 1' - (1, 3-phenylen) di (1h-1, 2, 4-triazol)), reference standard.