Chemicals and Drugs

Isatin

An indole-dione that is obtained by oxidation of indigo blue. It is a MONOAMINE OXIDASE INHIBITOR and high levels have been found in urine of PARKINSONISM patients.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

An indole-dione that is obtained by oxidation of indigo blue. It is a MONOAMINE OXIDASE INHIBITOR and high levels have been found in urine of PARKINSONISM patients.

Chemical Identity

Chemical Information

Molecular Formula
C8H5NO2
Molecular Weight
147.13 g/mol
CAS Registry No.
91-56-5
IUPAC Name
1H-indole-2,3-dione
InChIKey
JXDYKVIHCLTXOP-UHFFFAOYSA-N
SMILES
C1=CC=C2C(=C1)C(=O)C(=O)N2
MeSH Unique ID
D007510
Source
PubChem CID 7054

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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MeSH Record

Synonyms

2 entry terms
  • 2,3-Dioxoindoline
  • 2,3 Dioxoindoline

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

Indexing Annotation

do not confuse with isatan

MeSH Record

History Note

91(75); was see under INDOLES 1975-90

MeSH Hierarchy

Tree Number

  1. D03w.633.100.473.525w

AMA Style

References

  1. National Library of Medicine. Isatin. Medical Subject Headings (MeSH). 2026. Unique ID D007510. http://id.nlm.nih.gov/mesh/2026/D007510
  2. Isatin. In: Wikipedia. https://en.wikipedia.org/wiki/Isatin
  3. Isatin. In: Wikidata. https://www.wikidata.org/wiki/Q421348
  4. Isatin. In: PubChem Compound. CID 7054. https://pubchem.ncbi.nlm.nih.gov/compound/7054