Definition
US FDA substance register · UNII 2873H3P924 · registered name DELFONE · 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
- 4819-67-4
- EC No.EU chemical inventory number
- 225-392-2
- DTXSIDUS EPA chemical ID
- DTXSID1044566
- DTXCIDUS EPA compound ID
- DTXCID9024566
- IUPAC
- 2-Pentylcyclopentan-1-one
- Molecular formula
- C10H18O
- Molecular weight
- 154.253 g/mol
Measured properties
- Appearance
- CBI · liquid
- Melting/freezing point
- &, lt, ℃
- Initial boiling point and range
- 221 ℃(101.325kPa)
- Flash point
- 89.8 ℃(101.325kPa)
- Vapour pressure
- 15.4 ㎩ (25°C)
- Water solubility
- 278.8 ㎎/ℓ (20°C)
- Vapour density
- 5.3244735933724545
- Relative density
- 0.89 (20°C)
- n-Octanol/water partition coefficient (Kow)
- 3.28 (30°C)
- Auto-ignition temperature
- 280 ℃ (99.1 - 1011.2)
- Molecular weight
- 154.25
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: PubChem · KOSHA safety data sheets (Korea)
What products actually use it for
What the 21 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.
- Fragrance21
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
- Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · other guideline: Section 1500.41 - Hazardous Substances and articles, administration and Enforcement Regulations, Federal Register, Vol. 38, No. 187, P. 27019, 27 September 1973. according to - Not likely to be sensitizing
skin sensitisation: in vivo (non-LLNA) · Screening · according to OECD Guideline 406 (Skin Sensitisation) according to EU Method B.6 (Skin Sensitisation) - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · other guideline: Section 1500.42 - Hazardous Substances and Articles, Administration and Enforcement Regulations, Federal Register, Vol. 38. No. 187, P. 27019, 27 September 1973 according to OECD Guideline 405 (Acute Eye Irritation / Corrosion) equivalent or similar to
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)
- PubChem
- 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