C4H4O
68.07 g/mol
Industrial ChemicalDanger
FURAN
CAS110-00-9EC203-727-3
Category
Industrial Chemical
Compound Class
Heterocycle
Primary Use
Chemical intermediate for tetrahydrofuran synthesis
Furan is a five-membered aromatic heterocyclic compound containing one oxygen atom and four carbon atoms. It is primarily used as a chemical intermediate in the industrial synthesis of tetrahydrofuran.
Chemical intermediate for tetrahydrofuran 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.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:California Proposition 65
CAS 110-00-9
Related Compounds
ReferenceSame Category
Tert-butylperoxide
CAS110-05-4
Polymerization catalyst and cross-linking agent
ReferenceSame Category
Tert-Butyl disulfide
CAS110-06-5
chemical intermediate for organic synthesis
ReferenceSame Category
Isopentyl methyl ketone
CAS110-12-3
Solvent for coatings and resins
ReferenceSame Category
Acetonylacetone
CAS110-13-4
solvent for coatings and intermediate
Safety Reference
Danger
H224Extremely flammable liquid and vapour
H302Harmful if swallowed
H315Causes skin irritation
H332Harmful if inhaled
H341Suspected of causing genetic defects
H350May cause cancer
H373May cause damage to organs through prolonged or repeated exposure
H412Harmful to aquatic life with long lasting effects
H331Toxic if inhaled
H351Suspected of causing cancer
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
H402Harmful to aquatic life
H335May cause respiratory irritation
H371May cause damage to organs
Customs Tariff Classification
The international HS code for FURAN (CAS 110-00-9) is 2932.19.
HS code (international, 6-digit)
2932.19
EU CN code (8-digit)
2932 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
furan
InChIKey
YLQBMQCUIZJEEH-UHFFFAOYSA-N
SMILES
C1=COC=C1
Synonyms (19)
- FURAN
- 1,4-Epoxy-1,3-butadiene
- 2-Furan
- Axole
- Divinylene oxide
- Furan (98%)
- Furan (stabilized with BHT)
- Furane
- Furfuran
- Furfurane
- Oxacyclopentadiene
- Oxol
- Oxole
- Oxycyclopentadiene
- Tetrole
- beta-furan