USPUSP-NF
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Chlorthalidone
C14H11ClN2O4S 338.77
 Benzenesulfonamide, 2-chloro-5-(2,3-dihydro-1-hydroxy-3-oxo-1H-isoindol-1-yl)-.
 2-Chloro-5-(1-hydroxy-3-oxo-1-isoindolinyl)benzenesul fonamide [77-36-1]

» Chlorthalidone contains not less than 98.0 percent and not more than 102.0 percent of C14H11ClN2O4S, calculated on the dried basis.

USP REFERENCE STANDARDS FOR PURCHASE

USP Chlorthalidone RS
USP Chlorthalidone Related Compound A RS
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