Chemicals and Drugs

Bromthymol Blue

A pH sensitive dye that has been used as an indicator in many laboratory reactions.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A pH sensitive dye that has been used as an indicator in many laboratory reactions.

Chemical Identity

Chemical Information

Molecular Formula
C27H28Br2O5S
Molecular Weight
624.4 g/mol
CAS Registry No.
76-59-5
IUPAC Name
2-bromo-4-[3-(3-bromo-4-hydroxy-2-methyl-5-propan-2-ylphenyl)-1,1-dioxo-2,1lambda6-benzoxathiol-3-yl]-3-methyl-6-propan-2-ylphenol
InChIKey
NUHCTOLBWMJMLX-UHFFFAOYSA-N
SMILES
CC1=C(C=C(C(=C1Br)O)C(C)C)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=C(C(=C(C(=C4)C(C)C)O)Br)C
MeSH Unique ID
D001979
Source
PubChem CID 6450

MeSH Record

Classification

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

4 entry terms
  • Bromothymol Blue
  • Dibromothymolsulfonphthalein
  • Blue, Bromothymol
  • Blue, Bromthymol

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(75); was see under THYMOL 1975-90

MeSH Record

Previous Indexing

  • Thymol (1974)
  • Tosyl Compounds (1974)

MeSH Hierarchy

Tree Numbers

AMA Style

References

  1. National Library of Medicine. Bromthymol Blue. Medical Subject Headings (MeSH). 2026. Unique ID D001979. http://id.nlm.nih.gov/mesh/2026/D001979
  2. Bromthymol Blue. In: Wikipedia. https://en.wikipedia.org/wiki/Bromothymol_blue
  3. Bromthymol Blue. In: Wikidata. https://www.wikidata.org/wiki/Q407506
  4. Bromthymol Blue. In: PubChem Compound. CID 6450. https://pubchem.ncbi.nlm.nih.gov/compound/6450