Chemicals and Drugs

Unithiol

A chelating agent used as an antidote to heavy metal poisoning.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A chelating agent used as an antidote to heavy metal poisoning.

Chemical Identity

Chemical Information

Molecular Formula
C3H7NaO3S3
Molecular Weight
210.3 g/mol
CAS Registry No.
4076-02-2
IUPAC Name
sodium 2,3-bis(sulfanyl)propane-1-sulfonate
InChIKey
FGGPAWQCCGEWTJ-UHFFFAOYSA-M
SMILES
C(C(CS(=O)(=O)[O-])S)S.[Na+]
MeSH Unique ID
D014494
Source
PubChem CID 2724039

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

19 entry terms
  • 2,3-Dimercapto-1-propanesulfonic Acid
  • 2,3-Dimercaptopropane 1-Sodium Sulfonate
  • 2,3-Dimercaptopropane-1-sulfonate Sodium
  • 2,3-Dimercaptopropanesulfonic Acid
  • DMPS
  • Sodium 2,3-Dimercaptopropane Sulfonate
  • Sodium 2,3-Dithiopropanesulfate
  • Unitiol
  • 1-Sodium Sulfonate, 2,3-Dimercaptopropane
  • 2,3 Dimercapto 1 propanesulfonic Acid
  • 2,3 Dimercaptopropane 1 Sodium Sulfonate
  • 2,3 Dimercaptopropane 1 sulfonate Sodium
  • 2,3 Dimercaptopropanesulfonic Acid
  • 2,3-Dimercaptopropane Sulfonate, Sodium
  • 2,3-Dithiopropanesulfate, Sodium
  • DMPS-Heyl
  • Dimaval
  • Mercuval
  • DMPS Heyl

MeSH Record

Aspects Covered

19 allowable subheadings

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

MeSH Record

History Note

91(76); was see under DIMERCAPROL 1976-90

MeSH Record

Previous Indexing

  • Alkyl Sulfonates (1974-1975)
  • Sulfhydryl Compounds (1974-1975)

MeSH Hierarchy

Tree Number

  1. D02w.886w.489w.180w.900

AMA Style

References

  1. National Library of Medicine. Unithiol. Medical Subject Headings (MeSH). 2026. Unique ID D014494. http://id.nlm.nih.gov/mesh/2026/D014494
  2. Unithiol. In: Wikidata. https://www.wikidata.org/wiki/Q26841293
  3. Unithiol. In: PubChem Compound. CID 2724039. https://pubchem.ncbi.nlm.nih.gov/compound/2724039