Chemicals and Drugs

Tirapazamine

A triazine derivative that introduces breaks into DNA strands in hypoxic cells, sensitizing tumor cells to the cytotoxic activity of other drugs and radiation.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A triazine derivative that introduces breaks into DNA strands in hypoxic cells, sensitizing tumor cells to the cytotoxic activity of other drugs and radiation.

Chemical Identity

Chemical Information

Molecular Formula
C7H6N4O2
Molecular Weight
178.15 g/mol
CAS Registry No.
27314-97-2
IUPAC Name
1,4-dioxido-1,2,4-benzotriazine-1,4-diium-3-amine
InChIKey
ORYDPOVDJJZGHQ-UHFFFAOYSA-N
SMILES
C1=CC=C2C(=C1)[N+](=C(N=[N+]2[O-])N)[O-]
MeSH Unique ID
D000077704
Source
PubChem CID 135413511

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

9 entry terms
  • 3-Amino-1,2,4-benzotriazine-1,4-dioxide
  • NSC 130181
  • SR 4233
  • SR-4233
  • Tirazone
  • WIN 59075
  • WIN-59075
  • SR4233
  • WIN59075

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

2019 (1986)

MeSH Hierarchy

Tree Number

AMA Style

References

  1. National Library of Medicine. Tirapazamine. Medical Subject Headings (MeSH). 2026. Unique ID D000077704. http://id.nlm.nih.gov/mesh/2026/D000077704
  2. Tirapazamine. In: Wikipedia. https://en.wikipedia.org/wiki/Tirapazamine
  3. Tirapazamine. In: Wikidata. https://www.wikidata.org/wiki/Q3529346
  4. Tirapazamine. In: PubChem Compound. CID 135413511. https://pubchem.ncbi.nlm.nih.gov/compound/135413511