Fragrance avoidance
No fragrance-linked caution surfaced in the current profile.
This ingredient does not currently read as a fragrance-linked driver in the published evidence and hazard profile.
- industrial
1H,3H-Benzo(1,2-c:4,5-c')difuran-1,3,5,7-tetrone
CAS 159104-96-8
Anhydrides · Chemical reaction regulator · Crosslinking / coupling / curing agents > anhydrides
Concern score
Not assessed — no hazard data yet.
Why it's flagged
EPA CPDat observed this chemical in 16 composition records across product categories including Raw materials, Specialty occupational products, Construction.
Regulation
No restrictions found. 1H,3H-Benzo(1,2-c:4,5-c')difuran-1,3,5,7-tetrone appears in these published regulatory listings.
- commercial_presence
- cpdat_category:industrial
- definition_level:complete
- definition_type:primary
- ingredient_type:ingredient substance
- occupational_presence
- substance_class:chemical
- substance_type:chemical
USEPAcommercial use observedEPA CPDat observed this chemical in 16 composition records across product categories including Raw materials, Specialty occupational products, Construction. EPA CPDat classifies this chemical for functional uses including anhydrides, Chemical reaction regulator, crosslinking / coupling / curing agents > anhydrides.
- EPA CPDat observed this chemical in 16 composition records across product categories including Raw materials, Specialty occupational products, Construction. EPA CPDat classifies this chemical for functional uses including anhydrides, Chemical reaction regulator, crosslinking / coupling / curing agents > anhydrides.Source →
USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
- openFDA substance registry classifies this ingredient as chemical.Source →
Evidence
No graded sources yet for 1H,3H-Benzo(1,2-c:4,5-c')difuran-1,3,5,7-tetrone. We publish evidence only once a source is linked and reviewed — this ingredient is in the catalog, but has not been assessed.
Suitability
Context-specific fit derived from published classifications and the current ingredient evidence profile.
Good fit
Where it appears
Prevalence of 1H,3H-Benzo(1,2-c:4,5-c')difuran-1,3,5,7-tetrone in our catalog (epa_cpdat).
Products
16
Brands
3
Raw materialsSpecialty occupational productsConstruction
Typical roles
AnhydridesChemical reaction regulatorCrosslinking / coupling / curing agents > anhydrides