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4,4'-DIISOCYANATODICYCLOHEXYLMETHANE

CAS 5124-30-1

Also registered as 12 other CAS numbers

68966-63-2 · 73156-15-7 · 88504-76-1 · 103072-21-5 · 107314-16-9 · 123773-48-8 · 190601-97-9 · 201536-77-8 · 218459-95-1 · 280144-17-4 · 1081805-58-4 · 2368816-71-9

Concern score

Not assessed — no hazard data yet.

4,4'-DIISOCYANATODICYCLOHEXYLMETHANE in plain language

What it is

Also known as 1,1'-Methylenebis · 1,1′-methylenebis · 1,1-Methylene bis(4-isocyanatocyclohexane) · 1,1-Methylenebis(4-isocyanatocyclohexane) · 1,1'-Methylenebis(4-isocyanatocyclohexane) · Dicyclohexylmethane 4,4'-DIISOCYANATE

Show all 18 names

Hydrogenated mdi · Isocyanic acid, METHYLENEDI-4,1-CYCLOHEXYLENE ester · Methylene bis(p-cyclohexyl isocyanate) · METHYLENEBIS(4-CYCLOHEXYLISOCYANATE) · METHYLENEDI-4-CYCLOHEXYLENE diisocyanate · METHYLENEDICYCLOHEXYLENE-4,4'-DIISOCYANATE · PERHYDRODIPHENYLMETHANE-4,4'-DIISOCYANATE · 4,4'-Dicyclohexylmethylene diisocyanate · 4,4'-Methylendicyclohexyldiisocyanat · Methane, bis(4-isocyanatocyclohexyl)- · methylene bis(4-cyclohexylisocyanate) · residual methylene bis (4-cyclohexylisocyanate)

What it does

We don't have a plain-language description for 4,4'-DIISOCYANATODICYCLOHEXYLMETHANE yet.

Recorded functional uses: Adhesion/cohesion promoter · Hardener · No specific technical function

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

Regulation

No restrictions found. 4,4'-DIISOCYANATODICYCLOHEXYLMETHANE appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Beauty
  • Industrial
  • USEPAcommercial use observedEPA CPDat observed this chemical in 240 composition records across product categories including Raw materials, Industrial products, Laboratory supplies. EPA CPDat classifies this chemical for functional uses including No specific technical function, Hardener, Adhesion/cohesion promoter.
    • EPA CPDat observed this chemical in 240 composition records across product categories including Raw materials, Industrial products, Laboratory supplies. EPA CPDat classifies this chemical for functional uses including No specific technical function, Hardener, Adhesion/cohesion promoter.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as mixture.
    • openFDA substance registry classifies this ingredient as mixture.Source →

Expert safety opinions

No expert opinion on file for 4,4'-DIISOCYANATODICYCLOHEXYLMETHANE. These are the independent scientific bodies that assess ingredients like this one; we show an opinion only when a record we hold cites it.

  • SCCS

    EU Scientific Committee on Consumer Safety

    No SCCS opinion on file.

  • CIR

    Cosmetic Ingredient Review (US expert panel)

    No CIR safety assessment on file.

Evidence & sources

No graded research studies for 4,4'-DIISOCYANATODICYCLOHEXYLMETHANE yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

4 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated _/12/10

    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 →

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 4,4'-DIISOCYANATODICYCLOHEXYLMETHANE in a product composition. These are source records, not Greenveil catalog products.

Source records

240

Named organisations

6

Raw materialsIndustrial productsLaboratory suppliesHome maintenancePersonal careSpecialty occupational products

Typical roles

Adhesion/cohesion promoterHardenerNo specific technical functionPolyurethanes>isocyanates>aromatics
See products using 4,4'-DIISOCYANATODICYCLOHEXYLMETHANE →