C5H10
70.13 g/mol
Industrial ChemicalDanger
Pentamethylene
CAS287-92-3EC206-016-6
Category
Industrial Chemical
Compound Class
Other
Primary Use
Blowing agent for polyurethane foam
This compound is a highly flammable alicyclic hydrocarbon that appears as a colorless liquid with a petrol-like odor. It is primarily significant as a blowing agent used in the production of polyurethane foam.
Blowing agent for polyurethane foam
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
Cyclohexane
CAS110-82-7
Solvent and nylon production intermediate
ReferenceSame Category
Diacetone acrylamide
CAS2873-97-4
Cross-linking agent for polyester resins
ReferenceSame Category
Tetraglycidyl methylenedianiline
CAS28768-32-3
Epoxy resin component for composites
ReferenceSame Category
Imidazole
CAS288-32-4
intermediate for pharmaceuticals and agrochemicals
ReferenceSame Category
1H-tetrazole
CAS288-94-8
industrial chemical intermediate
Safety Reference
Danger
H225Highly flammable liquid and vapour
H412Harmful to aquatic life with long lasting effects
H304May be fatal if swallowed and enters airways
H336May cause drowsiness or dizziness
H320Causes eye irritation
H335May cause respiratory irritation
H402Harmful to aquatic life
H315Causes skin irritation
H319Causes serious eye irritation
H333May be harmful if inhaled
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for Pentamethylene (CAS 287-92-3) is 2902.19.
HS code (international, 6-digit)
2902.19
EU CN code (8-digit)
2902 19 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
cyclopentane
InChIKey
RGSFGYAAUTVSQA-UHFFFAOYSA-N
SMILES
C1CCCC1
Synonyms (13)
- Cyclopentane
- Cyclopentane (ZEONSOLVaa? HP)
- Cyclopentane, reagent grade
- Cyclopentanes
- Pentamethylene
- Zyklopentan
- ciclopentano
- cyclopentan
- trans-cyclopentane
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