C20H15N
269.3 g/mol
Industrial ChemicalWarning
2,2'-Dinaphthylamine
CAS532-18-3EC208-529-0
Category
Industrial Chemical
Compound Class
Amine
Primary Use
dye intermediate
2,2'-Dinaphthylamine is an aromatic amine compound composed of two naphthalene rings linked by a nitrogen atom. It is primarily used as a dye intermediate in industrial chemical manufacturing.
dye intermediate
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongStructure SimilarSimilarity 0.86
N-phenyl-2-naphthylamine
CAS135-88-6
rubber antioxidant
SimilarStructure SimilarSimilarity 0.75
N-(4-(Naphthalen-2-yl)phenyl)naphthalen-2-amine
CAS209804-16-0
electronic material
ReferenceSame Category
1-bromo-4-chloronaphthalene
CAS53220-82-9
chemical synthesis intermediate
ReferenceSame Category
Sodium caprylyl sulfonate
CAS5324-84-5
Surfactant in cleaning and textile processing
ReferenceSame Category
3-Chloro-2-methylbenzenethiol
CAS53249-76-6
chemical intermediate
ReferenceSame Category
Pyrindan
CAS533-37-9
Chemical intermediate for synthesis
Referencesame scaffold
Rhoduline acid
CAS87-03-6
dye intermediate
Safety Reference
Warning
H302Harmful if swallowed
H317May cause an allergic skin reaction
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
Customs Tariff Classification
The international HS code for 2,2'-Dinaphthylamine (CAS 532-18-3) is 2921.49.
HS code (international, 6-digit)
2921.49
EU CN code (8-digit)
2921 49 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
N-naphthalen-2-ylnaphthalen-2-amine
InChIKey
SBMXAWJSNIAHFR-UHFFFAOYSA-N
SMILES
C1=CC=C2C=C(C=CC2=C1)NC3=CC4=CC=CC=C4C=C3
Synonyms (13)
- 2,2'-Dinaphthylamine
- 2,2'-Iminodinaphthalene
- Di(naphthalen-2-yl)amine
- N,N-BIS(2-NAPHTHYL)AMINE
- N,N-Dinaphthol-yl-amine
- beta,beta'-Dinaphthylamine
- di-.beta.-Naphthylamine
- n,n-di(2-naphthyl)amine
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