Structure via PubChem · Public domain (PubChem)
o-tolidine
Sign in to saveAlso known as 4,4'-diamino-3,3'-dimethylbiphenyl, diaminoditolyl, 3,3'-dimethylbenzidine, 3,3'-dimethyl-4,4'-diphenyldiamine, 3,3'-tolidine, 3,3'-Dimethyl-4,4'-diaminobiphenyl
2-Tolidine (orthotolidine, o-tolidine; not to be confused with o-toluidine) is an organic compound with the chemical formula . Several isomers are known; the 3-tolidine derivative is also important commercially. It is a colorless compound although commercial samples are often colored. It is slightly soluble in water. It forms salts with acids, such as the hydrochloride, which is commercially available.
Chemical data
- Formula
- C14H16N2
- Molecular weight
- 212.29 g/mol
- IUPAC name
- 4-(4-amino-3-methylphenyl)-2-methylaniline
- SMILES
- CC1=C(C=CC(=C1)C2=CC(=C(C=C2)N)C)N
- InChIKey
- NUIURNJTPRWVAP-UHFFFAOYSA-N
- XLogP
- 2.3
- Polar surface area
- 52 Ų
- H-bond donors
- 2
- H-bond acceptors
- 2
- Formal charge
- 0
via PubChem
Drug data · ChEMBL
- Molecule type
- Small molecule
via ChEMBL · EBI
Wikidata facts
- Subclass of
- chemical compound
- Mass
- 212.131
Show 9 more facts
- chemical formula
- C₁₄H₁₆N₂
- canonical SMILES
- CC1=C(C=CC(=C1)C2=CC(=C(C=C2)N)C)N
- ceiling exposure limit
- 0.02
- NIOSH Pocket Guide ID
- 0618
- melting point
- 130.0
- boiling point
- 572
- solubility
- 0.1
- subject has role
- carcinogen
- Commons category
- 2-Tolidine
via Wikidata · CC0
~1 min read
Encyclopedic overview
3 sectionsContents
- Uses
- Safety
- References
2-Tolidine (orthotolidine, o-tolidine; not to be confused with o-toluidine) is an organic compound with the chemical formula . Several isomers are known; the 3-tolidine derivative is also important commercially. It is a colorless compound although commercial samples are often colored. It is slightly soluble in water. It forms salts with acids, such as the hydrochloride, which is commercially available.
2-Tolidine can be produced by benzidine rearrangement from a hydrazone derivative of 2-nitrotoluene.
Excerpted from Wikipedia’s “o-tolidine” article, available under the CC BY-SA 4.0 licence.