Definition
US FDA substance register · UNII 6XYW3YJJ33 · registered name 1-(p-Methoxyphenyl)-2-propanone · single chemical substance
Cosmetic roles
More data — names, identifiers, properties, test records, literature
Names & identifiers
- CAS No.chemical registry number
- 122-84-9
- EC No.EU chemical inventory number
- 204-578-7
- DTXSIDUS EPA chemical ID
- DTXSID9059545
- DTXCIDUS EPA compound ID
- DTXCID2033732
- IUPAC
- 1-(4-Methoxyphenyl)propan-2-one
- Molecular formula
- C10H12O2
- Molecular weight
- 164.204 g/mol
Measured properties
- Appearance
- liquid
- Melting/freezing point
- 35.63 ℃
- Initial boiling point and range
- 145 ℃
- Flash point
- 1 ℉
- Vapour pressure
- 0.0103 ㎜Hg (25℃)
- Water solubility
- 6.5 g/㎖ (20℃)
- Vapour density
- 5.668277528477736
- n-Octanol/water partition coefficient (Kow)
- 1.9
- Auto-ignition temperature
- 455 ℃
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 6 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.
- Fragrance4
- Flavouring and nutrient2
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
2 skin studies and 1 eye studies are on record.
The studies disagree (the most common conclusion covers 25%), so they do not establish that this ingredient is irritating. These tests are on the raw material itself; irritation at the amount in a finished product is a different question.
See all 3 studies
- Not likely to be sensitizing
skin sensitisation · Screening · according to other guideline: as mentioned below - Severe Irritation
skin irritation: in vivo · Screening · other guideline: as mentioned below according to - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · other guideline: as mentioned below according to
Source: US EPA CompTox dashboard
Linked databases 12
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- ChEMBL
- EU CosIng ingredient list 2
- 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