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2-Methyl-1-propanol

CAS 78-83-1

2-Methyl-1-propanol chemical structure

Concern score

Not assessed — no hazard data yet.

2-Methyl-1-propanol in plain language

What it is

On cosmetic ingredient lists it appears as “2-METHYLPROPANOL”.

Also known as 2-METHYLPROPANOL · Isobutyl alcohol · Isobutanol · 2-Methylpropan-1-ol · Fermentation butyl alcohol · 1-HYDROXYMETHYLPROPANE

Show all 25 names

1-Isobutanol · 1-Propanol, 2-methyl- · 2-METHYL propanol · 2-Methylpropan-1-ol; Isobutanol; Isobutyl alcohol · 2-Methylpropyl alcohol · 2-methyl-1-propanol. vp: 8.70 · 2-methylpropane-1-ol · 2-metilpropan-1-ol · Alcool isobutylique · Isobutyl alcohol (isobutanol) · Isopropyl carbinol · Isopropylcarbinol · Iso-butyl alcohol · Isobutylalkohol · RCRA waste number U140 · isobutyl alcohol (sara iii) · isobutyl alcohol (lel 1.7) · isobutyl alcohol (lfl: 1.7) · isobutyl alcohol (sara iii). lel:1.7%

What it does

Used in cosmetics as a fragrance ingredient.

  • Perfuming
  • Solvent
  • Fragrance
  • Flavouring
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. 2-Methyl-1-propanol 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 1699 composition records across product categories including Furniture and furnishings, Construction and building materials, Home maintenance. EPA CPDat classifies this chemical for functional uses including Fragrance, No specific technical function, Solvent.
    • EPA CPDat observed this chemical in 1699 composition records across product categories including Furniture and furnishings, Construction and building materials, Home maintenance. EPA CPDat classifies this chemical for functional uses including Fragrance, No specific technical function, Solvent.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 2-Methyl-1-propanol. 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 2-Methyl-1-propanol 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 november 8, 2016

    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 2-Methyl-1-propanol in a product composition. These are source records, not Greenveil catalog products.

Source records

1,699

Named organisations

6

Furniture and furnishingsConstruction and building materialsHome maintenanceUnknown or IndeterminateRaw materialsIndustrial products

Typical roles

PerfumingSolventFragranceFlavouring
See products using 2-Methyl-1-propanol →