Chemicals and Drugs

3,3'-Dichlorobenzidine

A material used in the manufacture of azo dyes that is toxic to skin and carcinogenic in several species.

National Library of MedicineMedical Subject Headings2026

Structured Summary

Abstract

A material used in the manufacture of azo dyes that is toxic to skin and carcinogenic in several species.

Chemical Identity

Chemical Information

Molecular Formula
C12H10Cl2N2
Molecular Weight
253.12 g/mol
CAS Registry No.
91-94-1
IUPAC Name
4-(4-amino-3-chlorophenyl)-2-chloroaniline
InChIKey
HUWXDEQWWKGHRV-UHFFFAOYSA-N
SMILES
C1=CC(=C(C=C1C2=CC(=C(C=C2)N)Cl)Cl)N
MeSH Unique ID
D015101
Source
PubChem CID 7070

MeSH Record

Classification

Broader headings

Related Concepts

Knowledge Graph

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Drug Class

Pharmacological Action

MeSH Record

Synonyms

3 entry terms
  • 3,3-Dichlorobenzidine
  • 3,3 Dichlorobenzidine
  • 3,3' Dichlorobenzidine

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(77); was see under BENZIDINES 1977-90

MeSH Record

Previous Indexing

  • Aniline Compounds (1969-1974)
  • Benzidines/AA (1975-1976)
  • Biphenyl Compounds (1969-1974)

MeSH Hierarchy

Tree Number

AMA Style

References

  1. National Library of Medicine. 3,3'-Dichlorobenzidine. Medical Subject Headings (MeSH). 2026. Unique ID D015101. http://id.nlm.nih.gov/mesh/2026/D015101
  2. 3,3'-Dichlorobenzidine. In: Wikipedia. https://en.wikipedia.org/wiki/3,3%27-Dichlorobenzidine
  3. 3,3'-Dichlorobenzidine. In: Wikidata. https://www.wikidata.org/wiki/Q222991
  4. 3,3'-Dichlorobenzidine. In: PubChem Compound. CID 7070. https://pubchem.ncbi.nlm.nih.gov/compound/7070