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  • cleaning

3H-Pyrazol-3-one, 4-[(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene)methyl]-2,4-dihydro-5-methyl-2-phenyl-

CAS 4702-90-3

Also registered as 3 other CAS numbers

59459-29-9 · 61969-52-6 · 190086-12-5

Concern score

Not assessed — no hazard data yet.

3H-Pyrazol-3-one, 4-[(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene)methyl]-2,4-dihydro-5-methyl-2-phenyl- in plain language

What it is

Also known as C.I. Solvent Yellow 93 · C.I. 48160 · Macrolex Yellow 3G · Oplas Yellow 140 · Pyrazolone · Solvent Yellow 93

What it does

Used in consumer products as a colourant and a fragrance ingredient.

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

Regulation

No restrictions found. 3H-Pyrazol-3-one, 4-[(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene)methyl]-2,4-dihydro-5-methyl-2-phenyl- appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Cleaning
  • USEPAcommercial use observedEPA CPDat observed this chemical in 3 composition records across product categories including Cleaning products and household care. EPA CPDat classifies this chemical for functional uses including Fragrance, Dye, Pigment.
    • EPA CPDat observed this chemical in 3 composition records across product categories including Cleaning products and household care. EPA CPDat classifies this chemical for functional uses including Fragrance, Dye, Pigment.Source →

Evidence & sources

No graded research studies for 3H-Pyrazol-3-one, 4-[(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene)methyl]-2,4-dihydro-5-methyl-2-phenyl- yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

2 data sources

Where this comes from

  • EPA Chemical and Products Database

    exposure · updated 2020-03-19

    Open →

  • EPA DSSTox Identifiers

    chemistry · updated 2025-12-29

    Open →

Suitability

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

Fragrance avoidance

Not a strong fit for fragrance avoidance because it carries Fragrance.

Avoid

The ingredient itself is a fragrance-linked signal, so it is better treated as an avoid case when fragrance exposure is the main concern.

Where it has been recorded

How often EPA CPDat has listed 3H-Pyrazol-3-one, 4-[(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene)methyl]-2,4-dihydro-5-methyl-2-phenyl- in a product composition. These are source records, not Greenveil catalog products.

Source records

3

Named organisations

6

Cleaning products and household care

Typical roles

ColourantFragrance
See products using 3H-Pyrazol-3-one, 4-[(1,5-dihydro-3-methyl-5-oxo-1-phenyl-4H-pyrazol-4-ylidene)methyl]-2,4-dihydro-5-methyl-2-phenyl- →