Chemicals and Drugs

Chlorthalidone

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

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

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

Chemical Identity

Chemical Information

Molecular Formula
C14H11ClN2O4S
Molecular Weight
338.8 g/mol
CAS Registry No.
77-36-1
IUPAC Name
2-chloro-5-(1-hydroxy-3-oxo-2H-isoindol-1-yl)benzenesulfonamide
InChIKey
JIVPVXMEBJLZRO-UHFFFAOYSA-N
SMILES
C1=CC=C2C(=C1)C(=O)NC2(C3=CC(=C(C=C3)Cl)S(=O)(=O)N)O
MeSH Unique ID
D002752
Source
PubChem CID 2732

MeSH Record

Classification

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

6 entry terms
  • Chlorphthalidolone
  • Chlortalidone
  • Oxodoline
  • Phthalamudine
  • Hygroton
  • Thalitone

MeSH Record

Aspects Covered

25 allowable subheadings

Indexed with the subheadings administration & dosage, adverse effects, agonists, analogs & derivatives, analysis, antagonists & inhibitors, blood, cerebrospinal fluid, chemical synthesis, chemistry, classification, economics, history, immunology, isolation & purification, metabolism, pharmacokinetics, pharmacology, poisoning, radiation effects, standards, supply & distribution, therapeutic use, toxicity, urine.

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Chlorthalidone. Medical Subject Headings (MeSH). 2026. Unique ID D002752. http://id.nlm.nih.gov/mesh/2026/D002752
  2. Chlorthalidone. In: Wikipedia. https://en.wikipedia.org/wiki/Chlortalidone
  3. Chlorthalidone. In: Wikidata. https://www.wikidata.org/wiki/Q425289
  4. Chlorthalidone. In: PubChem Compound. CID 2732. https://pubchem.ncbi.nlm.nih.gov/compound/2732