C11H24
156.31 g/mol
Industrial ChemicalDanger
Undecane
CAS1120-21-4EC214-300-6
Category
Industrial Chemical
Compound Class
Other
Primary Use
component of gasoline and solvent
Undecane is a colorless liquid hydrocarbon that is insoluble in water and less dense than water. It is used as a component of gasoline and as a solvent in industrial applications.
component of gasolinesolvent for inks and degreasingorganic synthesis
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 1.00
Decane
CAS124-18-5
solvent and jet fuel standard
StrongStructure SimilarSimilarity 1.00
Tridecane
CAS629-50-5
Solvent and chemical intermediate
StrongStructure SimilarSimilarity 1.00
Octane
CAS111-65-9
solvent and fuel component
StrongStructure SimilarSimilarity 1.00
Dodecane
CAS112-40-3
Solvent in industrial applications
ReferenceSame Category
Dioctylamine
CAS1120-48-5
Industrial chemical intermediate
ReferenceSame Category
Didecylamine
CAS1120-49-6
intermediate for surfactants and emulsifiers
ReferenceSame Category
1,3-propane sultone
CAS1120-71-4
Chemical intermediate for sulfopropyl groups
ReferenceSame Category
2-Methylcyclopentanone
CAS1120-72-5
Chemical intermediate
Safety Reference
Danger
H304May be fatal if swallowed and enters airways
H226Flammable liquid and vapour
H335May cause respiratory irritation
H227
Customs Tariff Classification
The international HS code for Undecane (CAS 1120-21-4) is 2901.10.
HS code (international, 6-digit)
2901.10
EU CN code (8-digit)
2901 10 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
undecane
InChIKey
RSJKGSCJYJTIGS-UHFFFAOYSA-N
SMILES
CCCCCCCCCCC
Synonyms (13)
- UND
- Decane, methyl-
- Hendecane
- Hendekan
- N-UNDECANE
- QSPL 058
- UNDECANE, N-
- Undecane
- Undekan
- n-Hendecane
- undecan
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