Not less than-95.0%
7-Chloro-2-methyl-3-(2-methylphenyl)-4-oxo-3,4-dihydroquinazoline-6-sulfonamide; 6-Quinazolinesulfonamide, 7-chloro-3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxo-; 7-Chloro-3,4-dihydro-2-methyl-3-(2-methylphenyl)-4-oxo-6-quinazolinesulfonamide; Didehydrometolazone; 7-Chloro-2-methyl-4-oxo-3-(o-tolyl)-3,4-dihydroquinazoline-6-sulfonamide