Chemicals and Drugs

Mercaptoethanol

A water-soluble thiol derived from hydrogen sulfide and ethanol. It is used as a reducing agent for disulfide bonds and to protect sulfhydryl groups from oxidation.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A water-soluble thiol derived from hydrogen sulfide and ethanol. It is used as a reducing agent for disulfide bonds and to protect sulfhydryl groups from oxidation.

Chemical Identity

Chemical Information

Molecular Formula
C2H6OS
Molecular Weight
78.14 g/mol
CAS Registry No.
60-24-2
IUPAC Name
2-sulfanylethanol
InChIKey
DGVVWUTYPXICAM-UHFFFAOYSA-N
SMILES
C(CS)O
MeSH Unique ID
D008623
Source
PubChem CID 1567

MeSH Record

Classification

Related Concepts

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MeSH Record

Synonyms

3 entry terms
  • 2-ME
  • 2-Mercaptoethanol
  • 2 Mercaptoethanol

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 Record

History Note

66(64)

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Mercaptoethanol. Medical Subject Headings (MeSH). 2026. Unique ID D008623. http://id.nlm.nih.gov/mesh/2026/D008623
  2. Mercaptoethanol. In: Wikipedia. https://en.wikipedia.org/wiki/2-Mercaptoethanol
  3. Mercaptoethanol. In: Wikidata. https://www.wikidata.org/wiki/Q411084
  4. Mercaptoethanol. In: PubChem Compound. CID 1567. https://pubchem.ncbi.nlm.nih.gov/compound/1567