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Caprolactam

CAS 105-60-2

Also registered as 7 other CAS numbers

9012-16-2 · 2953-03-9 · 32838-21-4 · 32838-23-6 · 34876-18-1 · 117955-36-9 · 168214-28-6

Caprolactam chemical structure

Concern score

Not assessed — no hazard data yet.

Caprolactam in plain language

What it is

Also known as 1,6-HEXALACTAM · .epsilon.-caprolactam · Azepan-2-one · Extrom 6N · 1,6-Hexolactam · 1-Aza-2-cycloheptanone

Show all 25 names

2-Azacycloheptanone · 2-Ketohexamethyleneimine · 2-Ketohexamethylenimine · 2-Oxohexamethyleneimine · 2-Oxohexamethylenimine · 2-Perhydroazepinone · 2H-Azepin-2-one, hexahydro- · 6-Caprolactam · 6-Hexanelactam · Aminocaproic lactam · Caprolattame · Cyclohexanone iso-oxime · Hexahydro-2-azepinone · Hexahydro-2H-azepin-2-one · Hexanolactam · Hexanone isoxime · Hexanonisoxim · caprolactam (cercla) · e-caprolactam(105-60-2)

What it does

Used in consumer products as a flavouring.

  • Flavouring
Is it a concern?
We haven't assessed a concern score for this ingredient yet.

Regulation

No restrictions found. Caprolactam appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 45 composition records across product categories including Furniture and furnishings, Construction and building materials, Cons. electronics, mech. appliances, and machinery. EPA CPDat classifies this chemical for functional uses including No specific technical function, Flavouring and nutrient, Filler.
    • EPA CPDat observed this chemical in 45 composition records across product categories including Furniture and furnishings, Construction and building materials, Cons. electronics, mech. appliances, and machinery. EPA CPDat classifies this chemical for functional uses including No specific technical function, Flavouring and nutrient, Filler.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Evidence & sources

No graded research studies for Caprolactam yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

5 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated november 1, 2016

    Open →
  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →
  • FDA GSRS UNII

    registry · updated 2026-02-26

    Open →
  • openFDA Substance

    registry · updated 2026-05-24

    Open →
  • PubChem Live Enrichment

    chemistry · updated 2026-05-17

    Open →
Reference links (2)
Openfda substance

en.wikipedia.org

Openfda substance

thegoodscentscompany.com

Suitability

Context-specific fit derived from published classifications and the current ingredient evidence profile.

Fragrance avoidance

Nothing to weigh for this context yet.

No signal in this context

We have no published hazard signal for this ingredient, so we cannot say how it behaves in this context — that is missing evidence, not a clean result.

Where it has been recorded

How often EPA CPDat has listed Caprolactam in a product composition. These are source records, not Greenveil catalog products.

Source records

45

Named organisations

6

Furniture and furnishingsConstruction and building materialsCons. electronics, mech. appliances, and machineryLaboratory suppliesRaw materialsSpecialty occupational products

Typical roles

Flavouring
See products using Caprolactam →