Chemicals and Drugs

Rose Bengal

A bright bluish pink compound that has been used as a dye, biological stain, and diagnostic aid.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A bright bluish pink compound that has been used as a dye, biological stain, and diagnostic aid.

Chemical Identity

Chemical Information

Molecular Formula
C20H4Cl4I4O5
Molecular Weight
973.7 g/mol
CAS Registry No.
4159-77-7
IUPAC Name
4,5,6,7-tetrachloro-3',6'-dihydroxy-2',4',5',7'-tetraiodospiro[2-benzofuran-3,9'-xanthene]-1-one
InChIKey
IICCLYANAQEHCI-UHFFFAOYSA-N
SMILES
C1=C2C(=C(C(=C1I)O)I)OC3=C(C(=C(C=C3C24C5=C(C(=C(C(=C5Cl)Cl)Cl)Cl)C(=O)O4)I)O)I
MeSH Unique ID
D012395
Source
PubChem CID 69439

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

3 entry terms
  • Bengal, Rose
  • Rose Bengal Sodium I 125
  • Rose Bengal Sodium I 131

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 Hierarchy

Tree Numbers

  1. D02w.455w.426w.779w.347.700w
  2. D03w.633.300.953.275.700w
  3. D04w.711w.347.700w

AMA Style

References

  1. National Library of Medicine. Rose Bengal. Medical Subject Headings (MeSH). 2026. Unique ID D012395. http://id.nlm.nih.gov/mesh/2026/D012395
  2. Rose Bengal. In: Wikipedia. https://en.wikipedia.org/wiki/Rose_bengal
  3. Rose Bengal. In: Wikidata. https://www.wikidata.org/wiki/Q11350933
  4. Rose Bengal. In: PubChem Compound. CID 69439. https://pubchem.ncbi.nlm.nih.gov/compound/69439