C6H8N2
108.14 g/mol
Industrial ChemicalDanger
Hexanedinitrile
CAS111-69-3EC203-896-3
Category
Industrial Chemical
Compound Class
Other
Primary Use
Nylon intermediate manufacturing
Hexanedinitrile, also known as adiponitrile, is an organic compound primarily used as an intermediate in the manufacture of nylon. It is produced industrially and serves as a key precursor to hexamethylenediamine, which is polymerized with adipic acid to produce nylon 66.
Manufacture of hexamethylenediamine for nylon 66 productionIntermediate in organic synthesisExtractant for aromatic hydrocarbons
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 0.91
Suberonitrile
CAS629-40-3
pharmaceutical intermediate
ReferenceSame Category
2-butylaminoethanol
CAS111-75-1
chemical intermediate
ReferenceSame Category
2-butoxyethanol
CAS111-76-2
Solvent in surface coatings and cleaners
ReferenceSame Category
Diethylene glycol monomethyl ether
CAS111-77-3
industrial solvent and jet fuel icing inhibitor
ReferenceSame Category
1-bromooctane
CAS111-83-1
organic synthesis intermediate
Safety Reference
Danger
H301Toxic if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H330Fatal if inhaled
H332Harmful if inhaled
H335May cause respiratory irritation
H311Toxic in contact with skin
H320Causes eye irritation
H370Causes damage to organs
H373May cause damage to organs through prolonged or repeated exposure
H313May be harmful in contact with skin
H372Causes damage to organs through prolonged or repeated exposure
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Hexanedinitrile (CAS 111-69-3) is 2926.90.
HS code (international, 6-digit)
2926.90
EU CN code (8-digit)
2926 90 70
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
hexanedinitrile
InChIKey
BTGRAWJCKBQKAO-UHFFFAOYSA-N
SMILES
C(CCC#N)CC#N
Synonyms (20)
- 1,4-Dicyanobutane
- Adipic acid dinitrile
- Adipic acid nitrile
- Adipic dinitrile
- Adipinsaeuredinitril
- Adipinsaeuredinitril [German]
- Adipodinitrile
- Adiponitrile
- Adipyldinitrile
- Hexanedinitrile
- Hexanedioic acid, dinitrile
- Nitrile adipico
- Nitrile adipico [Italian]
- Tetramethylene cyanide
- Tetramethylene dicyanide
- adiponitril
- butane-1,4-dicarbonitrile
- hexane-1,6-dinitrile
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