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Home/Compounds/CAS 502-44-3
Formula C6H10O2MW 114.14Research-use catalog entryCOA/SDS by request

epsilon-CAPROLACTONE

CAS Number: 502-44-3

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Loading RDKit molecule structure...
InChIKey: PAPBSGBWRJIAAV-UHFFFAOYSA-NC6H10O2 | MW 114.14

Chemical Absolute Identifiers

CAS Number

502-44-3

PubChem CID

10401

Molecular Formula

C6H10O2

Molecular Weight

114.14 g/mol

Exact Mass

114.06808

InChIKey

PAPBSGBWRJIAAV-UHFFFAOYSA-N

IUPAC Name

oxepan-2-one

SMILES String

C1CCC(=O)OCC1

Physical Properties

Melting Point

-1.5–-1 °C

Boiling Point

237.0 °C

Flash Point

127.0 °C

Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.

Catalog Facts

Structural features

epsilon-CAPROLACTONE (CAS 502-44-3) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C6H10O2 and molecular weight 114. 14 g/mol.

Sourcing context

Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.

Research use context

Intended for research-stage medicinal chemistry and intermediate synthesis workflows.

Documentation needs

COA/SDS status, availability, lead time, pack size, and shipment documentation can be confirmed during quotation.

Applications & Classification

Pharmaceutical Intermediate ResearchResearch intermediateCustom synthesis building blockPharmaceutical intermediate researchResearch chemical sourcingCustom synthesis and catalog availability reviewCOA, SDS, pricing, and fulfillment workflow

Safety & Handling

Safety and handling reference content is available through documentation requests.

For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.

Preliminary Safety Reference

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Safety Reference / SDS Request

Names & Synonyms / External Identifiers

Chemical Name

epsilon-CAPROLACTONE

Names & Synonyms

CAPROLACTONE6-Hexanolactone2-Oxepanone6-Hexanolide1,6-Hexanolide
Show all synonyms
1-Oxa-2-oxocycloheptanePlaccel M6-Hydroxyhexanoic acid lactoneHexanoic acid, epsilon-lactoneHexamethylene oxide, 2-oxo-epsilon-Kaprolaktonepsilon caprolactoneTONE ECEQHexanoic acid, 6-hydroxy-, epsilon-lactoneE-Caprolactoneepsilon-Caprolactone monomer2-Oxacycloheptanone
External Identifiers
EC NUMBER: 207-938-1DSSTOX SUBSTANCE ID: DTXSID4027159CHEMBL ID: CHEMBL373123CHEBI ID: CHEBI:17915UNII: 56RE988L1RHMDB ID: HMDB0060476ICSC NUMBER: 1741KEGG ID: C01880METABOLOMICS WORKBENCH ID: 51089RXCUI: 1998122WIKIDATA ID: Q288104WIKIDATA ID: Q72498352hexano-6-lactoneoxepan-2-oneHexan-6-olide
Experimental Spectrum References
13C NMR Spectra1D NMR Spectra1H NMR SpectraATR-IR Spectra — Forensic Spectral ResearchFTIR Spectra — Forensic Spectral ResearchNear IR Spectra — Prof. Buback, University of Goettingen, GermanyRaman SpectraVapor Phase IR Spectra
Literature & Patent References
DOI 10.1016/j.bmc.2008.06.008Characterization of the PON1 active site using modeling simulation, in relation to PON1 lactonase activity.PMID 18572410Characterization of the PON1 active site using modeling simulation, in relation to PON1 lactonase activity.DOI 10.1021/jm0489713Predictive three-dimensional quantitative structure-activity relationship of cytochrome P450 1A2 inhibitors.PMID 15916432Predictive three-dimensional quantitative structure-activity relationship of cytochrome P450 1A2 inhibitors.

Documentation & Compliance Facts

Compliance Facts

Shipment review: Required

Documentation available by request

Certificate of Analysis (COA): By request

Supplier Safety Data Sheet (SDS): By request

Purity and pack size confirmation: By request

Availability and lead time review: Confirmed by RFQ

Shipment documentation review: By request

For supplier-issued documentation by request, use the RFQ actions on this page.Review preliminary safety reference

What happens after RFQ

  1. 1We review the CAS identity, quantity, and documentation request.
  2. 2We check sourcing options, supplier availability, COA/SDS, purity, pack size, and lead time.
  3. 3We review destination and shipment documentation needs when applicable.
  4. 4We follow up with a quotation or clarification request.

Text Reference Cues

Additional text reference cues are not available for this catalog entry.

Non-public references are shown as text only and do not imply equivalence, availability, or shared use.

Catalog navigation

Related Catalog Entries

Other public CAS pages in this catalog. These links support navigation across additional intermediates and do not imply equivalence, availability, or shared use.

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RFQ questions for CAS 502-44-3

What are the key identifiers for epsilon-CAPROLACTONE (CAS 502-44-3)?

epsilon-CAPROLACTONE is identified by CAS 502-44-3, with molecular formula C6H10O2, molecular weight 114.14, InChIKey PAPBSGBWRJIAAV-UHFFFAOYSA-N.

Can I request a COA for CAS 502-44-3?

Yes. Submit an RFQ and specify COA requirements. Lot-specific COA depends on supplier confirmation.

Can I request supplier SDS for epsilon-CAPROLACTONE?

Yes. Supplier SDS can be requested through the RFQ workflow before handling, storage, shipment, or procurement decisions.

Is CAS 502-44-3 available for quotation?

Availability, pack size, lead time, and pricing are confirmed through RFQ.

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