A benzenesulfonamide-phthalimidine that tautomerizes to a benzophenones form. It is considered a thiazide-like diuretic.

Chlorthalidone
| Description | |
|---|---|
| (RS)-2-Chloro-5-(1-hydroxy-3-oxo-2,3-dihydro-1H-isoindol-1-yl)benzene-1-sulfonamide | |
| 77-36-1 | |
| C14H11CIN2O4S | |
| Chlortalidone; 3-(4-chloro-3-sulphamoylphenyl)-3-hydroxyisoindolin-1-one; 2-chloro-5-(1-hydroxy-3-oxo-2,3-dihydro-1H-isoindol-1-yl)benzenesulfonamide | |
| Antihypertensive Agents,Diuretics,Sodium Chloride Symporter Inhibitors | |