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  • industrial

Zirconocene dichloride

CAS 1291-32-3

Also registered as 1 other CAS number

23845-55-8

Zirconocene dichloride chemical structure

Concern score

Not assessed — no hazard data yet.

Zirconocene dichloride in plain language

What it is

Also known as Dichlorozirconocene · BIS(.ETA.5-CYCLOPENTADIENYL)DICHLOROZIRCONIUM · BIS(.ETA.5-CYCLOPENTADIENYL)ZIRCONIUM dichloride · Bis-.pi.-cyclopentadienyldichlorozirconium · DICHLOROBIS(.ETA.5-2,4-CYCLOPENTADIEN-1-YL)ZIRCONIUM · DICHLOROBIS(.ETA.5-CYCLOPENTADIENYL)ZIRCONIUM

Show all 34 names

Dichlorobis(.pi.-cyclopentadienyl)zirconium · Dichlorodi-.pi.-cyclopentadienylzirconium · Dichlorodi-.pi.-dicyclopentadienylzirconium · bis(cyclopenta-1,3-diene);dichlorozirconium(2+) · Bis(cyclopentadienyl)zirconium(iv) dichloride · BIS(ETA5-CYCLOPENTADIENYL)ZIRCONIUM dichloride · Bis(3-cyclopentadienyl)dichlorozirconium · Bis(3-cyclopentadienyl)dichlorzirconium · Bis(cyclopentadienyl)dichlorozirconium · Bis(cyclopentadienyl)zirconium dichloride · Biscyclopentadienylzirconium dichloride · Cp2ZrCl2 cpd · Dichloro(cyclopentadienyl)zirconium · Dichlorobis(cyclopentadienyl) zirconium · DICHLOROBIS(ETA5-CYCLOPENTADIENYL)ZIRCONIUM · Dichlorodicyclopentadienylzirconium · Dicyclopentadienyldichlorozirconium · Dicyclopentadienylzirconium dichloride · Eurecen 5034 · Zirconium dicyclopentadiene dichloride · Zirconium, dichlorodi-.pi.-cyclopentadienyl- · Zirconium, dichlorodicyclopentadienyl- · Dichloride zirconocene · Zirconium, dichlorobis(.eta.5-2,4-cyclopentadien-1-yl)- · Zirconium, dichlorobis(2,4-cyclopentadien-1-yl)- · Zirconium, dichlorobis(eta5-2,4-cyclopentadien-1-yl)- · Zirconium, dichlorobis(η5-2,4-cyclopentadien-1-yl)- · bis(3-ciclopentadienil)diclorocirconio

What it does

We don't have a plain-language description for Zirconocene dichloride yet.

Recorded functional uses: Catalyst

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

Regulation

No restrictions found. Zirconocene dichloride appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Catalyst.
    • EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Catalyst.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 Zirconocene dichloride 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 2014-11-26

    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 Zirconocene dichloride in a product composition. These are source records, not Greenveil catalog products.

Named organisations

1

Typical roles

Catalyst
See products using Zirconocene dichloride →