Definition
US FDA substance register · UNII W3KE673ROS · registered name CITRONELLYL 2-METHYLBUT-2-ENOATE, (2E)- · single chemical substance
Cosmetic roles
Safety & regulatory references
Korea’s toxic-substance GHS classification: Warning · H317 (category 1) · H400 (category 1)
More data — names, identifiers, properties, test records, literature
Names & identifiers
- CAS No.chemical registry number
- 24717-85-9
- EC No.EU chemical inventory number
- 246-426-2
- DTXSIDUS EPA chemical ID
- DTXSID3051911
- DTXCIDUS EPA compound ID
- DTXCID8030473
- IUPAC
- 3,7-Dimethyloct-6-en-1-yl (2E)-2-methylbut-2-enoate
- Molecular formula
- C15H26O2
- Molecular weight
- 238.371 g/mol
Measured properties
- Appearance
- Colourless liquid, Winey rosy aroma
- Boiling point
- 143-145 °C (7 mm Hg)
- Solubility
- Practically insoluble to insoluble in water · Soluble (in ethanol)
- Density
- 0.901-0.911
Values measured on the substance itself, not a specification for a commercial raw material.
Source: PubChem
What products actually use it for
What the 4 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.
- Flavouring and nutrient2
- Fragrance2
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
1 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 2 studies
- Low to Moderate Frequency of Sensitization
skin sensitisation: in vivo (LLNA) · Screening · according to OECD Guideline 442B (Skin Sensitization: Local Lymph Node Assay: BrdU-ELISA) (adopted 22 Jul 2010) - Studies Indicate No Significant Irritation
eye irritation: in vitro / ex vivo · Screening · other guideline: OECD Guideline 437 (Bovine Corneal Opacity and Permeability Test Method for Identifying i) Chemicals Inducing Serious Eye Damage and ii) Chemicals Not Requiring Classification for Eye Irritation or Serious Eye Damage) July 2013 according 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)
- NIST Chemistry WebBook
- 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