Definition
US FDA substance register · UNII IP9ZB28RWN · registered name 4-METHYL-2-PENTYL ACETATE · single chemical substance
Cosmetic roles
Safety & regulatory references
Not classified under Korea’s toxic-substance GHS list · existing chemical substance
More data — names, identifiers, properties, test records, literature
Names & identifiers
- CAS No.chemical registry number
- 108-84-9
- EC No.EU chemical inventory number
- 203-621-7
- DTXSIDUS EPA chemical ID
- DTXSID6051562
- DTXCIDUS EPA compound ID
- DTXCID0030114
- IUPAC
- 4-Methylpentan-2-yl acetate
- Molecular formula
- C8H16O2
- Molecular weight
- 144.214 g/mol
Measured properties
- Appearance
- liquid
- Colour
- colourless
- Melting/freezing point
- -63.8 ℃
- Initial boiling point and range
- 147.5 ℃
- Flash point
- 46.7 ℃
- Evaporation rate
- 0.47
- Upper/lower flammability or explosive limits
- 5.7 / 0.9 %
- Vapour pressure
- 4 ㎜Hg (20℃)
- Water solubility
- 0.08 g/100㎖
- Vapour density
- 5
- Relative density
- 0.8805
- n-Octanol/water partition coefficient (Kow)
- 2.68
- Decomposition temperature
- -335 X 10+5 (J/KG)
- Viscosity
- 0.93 (20℃)
- Molecular weight
- 144.21
Values measured on the substance itself. The KOSHA data are a reference for writing and reviewing safety data sheets, not a specification for a commercial raw material.
Source: KOSHA safety data sheets (Korea)
What products actually use it for
What the 1 products reported to the US EPA with this ingredient use it for. Products outside cosmetics are included, so the top few rows are its main uses.
- Fragrance1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
2 skin studies and 1 eye studies are on record.
The study conclusions largely agree (100%). These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 3 studies
- Category 2
Skin Irritation · Screening - Classification not possible
Skin Sensitization · Screening - Category 2
Eye Irritation · Screening
Source: US EPA CompTox dashboard
Linked databases 11
- Australian Industrial Chemicals Inventory (AICIS)
- EU CosIng ingredient list 2
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- NIST Chemistry WebBook
- UniChem cross-reference IDs
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata