C5H8O2
100.12 g/mol
Industrial ChemicalDanger
Delta-Valerolactone
CAS542-28-9EC208-807-1
Category
Industrial Chemical
Compound Class
Ester
Primary Use
chemical intermediate for polyester production
δ-Valerolactone (delta-valerolactone) is a lactone compound used as a chemical intermediate, primarily in the production of polyesters.
chemical intermediate for polyester production
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
SimilarStructure SimilarSimilarity 0.82
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fragrance ingredient in consumer products
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fragrance ingredient
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chemical intermediate and illicit inhalant
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Ethylene glycol monoacetate
CAS542-59-6
chemical intermediate
ReferenceSame Category
Butyl iodide
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Organic synthesis intermediate
ReferenceSame Category
Cyclopentadiene
CAS542-92-7
Diene in Diels-Alder reactions
Safety Reference
Danger
H318Causes serious eye damage
Customs Tariff Classification
The international HS code for Delta-Valerolactone (CAS 542-28-9) is 2932.20.
HS code (international, 6-digit)
2932.20
EU CN code (8-digit)
2932 20 90
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
oxan-2-one
InChIKey
OZJPLYNZGCXSJM-UHFFFAOYSA-N
SMILES
C1CCOC(=O)C1
Synonyms (24)
- .delta.-Pentalactone
- 1-Oxacyclohexan-2-one
- 2H-Pyran-2-one, tetrahydro-
- 3H-4,5,6-trihydropyran-2-one
- 5-Valerolactone
- 5-pentanolide
- 98% may contain polymer
- Cyclopentanolide
- N -Valerolactone
- Penta-1,5-lactone
- Valeric acid, .delta.-lactone
- Valerolactone
- d-valerolactone
- delta-Valerolactone
- delta-Valeryllactone
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