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  • industrial

1,1,-Trimethyl-3-phenylindane

CAS 3910-35-8

1,1,-Trimethyl-3-phenylindane chemical structure

Concern score

Not assessed — no hazard data yet.

1,1,-Trimethyl-3-phenylindane in plain language

What it is

On cosmetic ingredient lists it appears as “TRIMETHYL-3-PHENYLINDAN”.

Also known as TRIMETHYL-3-PHENYLINDAN · 2,3-DIHYDRO-1,1,3-TRIMETHYL-3-PHENYL-1H-INDENE · 1,1,3-Trimethyl-3-phenyl-2,3-dihydro-1H-indene · 1,1,3-trimethyl-3-phenyl-2H-indene · 1,1,3-Trimethyl-3-phenylindan · 1,1,3-Trimethyl-3-phenylindane

Show all 16 names

1,2-Dihydro-1,3,3-trimethyl-1-phenylindene · 1,3,3-Trimethyl-1-phenylindan · 1,3,3-Trimethyl-1-phenylindane · 1-PHENYL-1,3,3-TRIMETHYLINDANE · 1-Phenyl-1,3,3-trimethylindan · 113-Trimethyl-3-phenyl-23-dihydro-1H-indene · 1H-INDENE, 2,3-DIHYDRO-1,1,3-TRIMETHYL-3-PHENYL- · 1H-​Indene, 2,​3-​dihydro-​1,​1,​3-​trimethyl-​3-​phenyl- · Indan, 1,1,3-trimethyl-3-phenyl- · Indan, 1,1,3-trimethyl-3-phenyl-(8CI)

What it does

Used in cosmetics as a fragrance ingredient.

  • Perfuming
  • Fragrance
Is it a concern?
We haven't assessed a concern score for this ingredient yet. It is listed for cosmetic use in the EU.

Regulation

No restrictions found. 1,1,-Trimethyl-3-phenylindane appears in these published regulatory listings.

Recorded in these product areas

  • Found in consumer products
  • Industrial
  • EUCosIngActiveListed in CosIng inventory for cosmetic use.
    • Listed in CosIng inventory for cosmetic use.Source →
  • 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 Fragrance.
    • EPA CPDat observed this chemical in 0 composition records across product categories including unclassified products. EPA CPDat classifies this chemical for functional uses including Fragrance.Source →
  • USFDAlisted in openFDA substanceopenFDA substance registry classifies this ingredient as chemical.
    • openFDA substance registry classifies this ingredient as chemical.Source →

Expert safety opinions

No expert opinion on file for 1,1,-Trimethyl-3-phenylindane. 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 1,1,-Trimethyl-3-phenylindane yet. This record is compiled from the published data sources below — registries and regulatory listings, not study findings.

6 data sources

Where this comes from

  • CosIng

    regulatory · updated 2026-09-23

    Open →

  • EPA Chemical and Products Database

    exposure · updated 2020-03-19

    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

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 1,1,-Trimethyl-3-phenylindane in a product composition. These are source records, not Greenveil catalog products.

Named organisations

2

Typical roles

PerfumingFragrance
See products using 1,1,-Trimethyl-3-phenylindane →