C7H12O2
128.17 g/mol
Industrial ChemicalWarning
2-Ethoxy-3,4-dihydro-2H-pyran
CAS103-75-3EC203-141-8
Category
Industrial Chemical
Compound Class
Heterocycle
Primary Use
Stabilizer and intermediate
2-Ethoxy-3,4-dihydro-2H-pyran is a colorless liquid that floats on water. It is used as a stabilizer and intermediate in industrial applications.
StabilizerIntermediate
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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Safety Reference
Warning
H226Flammable liquid and vapour
H315Causes skin irritation
H319Causes serious eye irritation
Customs Tariff Classification
The international HS code for 2-Ethoxy-3,4-dihydro-2H-pyran (CAS 103-75-3) is 2932.99.
HS code (international, 6-digit)
2932.99
EU CN code (8-digit)
2932 99 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
2-ethoxy-3,4-dihydro-2H-pyran
InChIKey
VZJFPIXCMVSTID-UHFFFAOYSA-N
SMILES
CCOC1CCC=CO1
Synonyms (14)
- 2-Ethoxy-2,3-dihydro-4H-pyran
- 2-Ethoxy-3,2-pyran
- 2-Ethoxy-3,4-dihydro-2-pyran
- 2-Ethoxy-3,4-dihydro-2H-pyran
- 2-Ethoxy-3,4-dihydropyran
- 2-Ethoxydihydropyran
- 2-Ethoxypyran
- 3,4-DIHYDRO-2-ETHOXYPYRAN
- 3,4-Dihydro-2-ethoxy-2H-pyran
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