Chemicals and Drugs

Succimer

A mercaptodicarboxylic acid used as an antidote to heavy metal poisoning because it forms strong chelates with them.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A mercaptodicarboxylic acid used as an antidote to heavy metal poisoning because it forms strong chelates with them.

Chemical Identity

Chemical Information

Molecular Formula
C4H6O4S2
Molecular Weight
182.2 g/mol
CAS Registry No.
304-55-2
IUPAC Name
(2S,3R)-2,3-bis(sulfanyl)butanedioic acid
InChIKey
ACTRVOBWPAIOHC-XIXRPRMCSA-N
SMILES
[C@@H]([C@@H](C(=O)O)S)(C(=O)O)S
MeSH Unique ID
D004113
Source
PubChem CID 2724354

MeSH Record

Classification

Broader headings

Narrower headings

Related Concepts

Knowledge Graph

Loading graph…

Drag nodes to rearrange; hover to trace links; click a node to open its page.

Drug Class

Pharmacological Action

MeSH Record

Synonyms

29 entry terms
  • Butanedioic Acid, 2,3-Dimercapto-, (R*,S*)-Isomer
  • DMSA
  • meso-Dimercaptosuccinic Acid
  • Acid, meso-Dimercaptosuccinic
  • meso Dimercaptosuccinic Acid
  • 2,3-Dimercaptosuccinic Acid
  • Chemet
  • Dimercaptosuccinic Acid
  • Ro-1-7977
  • Succicaptal
  • Succimer Antimony Sodium Salt, (R*,S*)-Isomer
  • Succimer, (R*,R*)-(+,-)-Isomer
  • Succimer, Dipotassium Salt
  • Succimer, Disodium Salt
  • Succimer, Monosodium Salt
  • Succimer, Rhenium Salt
  • Succimer, Tin Salt
  • Tin Dimercaptosuccinate
  • 2,3 Dimercaptosuccinic Acid
  • Acid, 2,3-Dimercaptosuccinic
  • Acid, Dimercaptosuccinic
  • Dimercaptosuccinate, Tin
  • Dipotassium Salt Succimer
  • Disodium Salt Succimer
  • Monosodium Salt Succimer
  • Rhenium Salt Succimer
  • Ro 1 7977
  • Ro17977
  • Tin Salt Succimer

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

94; was DIMERCAPTOSUCCINIC ACID 1979-93 (see under SULFHYDRYL COMPOUNDS 1979-90); SUCCIMER was see DIMERCAPTOSUCCINIC ACID 1979-93

MeSH Record

Previous Indexing

  • Succinates (1966-1978)
  • Sulfhydryl Compounds (1966-1978)

MeSH Hierarchy

Tree Numbers

  1. D02w.241w.081.337w.759.500w
  2. D02w.886w.489w.750w

AMA Style

References

  1. National Library of Medicine. Succimer. Medical Subject Headings (MeSH). 2026. Unique ID D004113. http://id.nlm.nih.gov/mesh/2026/D004113
  2. Succimer. In: Wikipedia. https://en.wikipedia.org/wiki/Succimer
  3. Succimer. In: Wikidata. https://www.wikidata.org/wiki/Q423814
  4. Succimer. In: PubChem Compound. CID 2724354. https://pubchem.ncbi.nlm.nih.gov/compound/2724354