Skip to content
  • industrial

1,2,5,6,9,10-Hexabromocyclododecane

CAS 3194-55-6

Also registered as 1 other CAS number

23774-70-1

1,2,5,6,9,10-Hexabromocyclododecane chemical structure

Concern score

Not assessed — no hazard data yet.

1,2,5,6,9,10-Hexabromocyclododecane in plain language

What it is

Also known as Hexabromocyclododecane · 1,2,5,6,9,10-HEXABROMOCYCLODECANE · 1,2,5,6,9,10-Hexabromcyclodecan · 1,2,5,6,9,10-hexabromociclodecano · Bromkal 73-6D · C12H18Br6

Show all 19 names

CAS-3194-55-6 · Cyclododecane, 1,2,5,6,9,10-hexabromo- · Fr 1206 · Fr 1206HT · Hbcd · Hbcdd · Hexabromocyclododecane(HBCD) · Pyroguard sr 104 · Sr 104 · Saytex HBCD-LM · Stabilized Hexabromocyclododecane · UNII-66OON1WWOS · Ym 88A

What it does

We don't have a plain-language description for 1,2,5,6,9,10-Hexabromocyclododecane yet.

Recorded functional uses: Flame retardant

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

Regulation

No restrictions found. 1,2,5,6,9,10-Hexabromocyclododecane appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 11 composition records across product categories including Construction and building materials, Raw materials. EPA CPDat classifies this chemical for functional uses including Flame retardant.
    • EPA CPDat observed this chemical in 11 composition records across product categories including Construction and building materials, Raw materials. EPA CPDat classifies this chemical for functional uses including Flame retardant.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 1,2,5,6,9,10-Hexabromocyclododecane 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 May 2018

    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 →

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 1,2,5,6,9,10-Hexabromocyclododecane in a product composition. These are source records, not Greenveil catalog products.

Source records

11

Named organisations

6

Construction and building materialsRaw materials

Typical roles

Flame retardant
See products using 1,2,5,6,9,10-Hexabromocyclododecane →