Nonane is a straight chain alkane composed of 9 carbon atoms.
Definition
US FDA substance register · UNII T9W3VH6G10 · registered name NONANE · single chemical substance
Nonane is a straight chain alkane composed of 9 carbon atoms. It has a role as a volatile oil component and a plant metabolite.
Source: PubChem
Nonane is the aliphatic hydrocarbon with 9 carbons in the alkyl chain that conforms to the formula
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
- 111-84-2
- EC No.EU chemical inventory number
- 203-913-4
- DTXSIDUS EPA chemical ID
- DTXSID9025796
- DTXCIDUS EPA compound ID
- DTXCID005796
- IUPAC
- Nonane
- Molecular formula
- C9H20
- Molecular weight
- 128.259 g/mol
Measured properties
- Appearance
- liquid
- Colour
- colourless
- Melting/freezing point
- -53.47 ℃
- Initial boiling point and range
- 150.47 ℃
- Flash point
- 38 ℃
- Upper/lower flammability or explosive limits
- 5.6 / 0.7 %
- Vapour pressure
- 4.45 ㎜Hg (25℃)
- Water solubility
- 0.22 ㎎/ℓ (25℃)
- Vapour density
- 4.41
- Relative density
- 0.7176
- n-Octanol/water partition coefficient (Kow)
- 5.65
- Auto-ignition temperature
- 205 ℃
- Decomposition temperature
- -6125 (kJ/mol)
- Viscosity
- 0.6696 (25℃)
- Molecular weight
- 128.255
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 8 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.
- Solvent3
- Fragrance2
- Intermediate2
- Fuel1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
4 skin studies and 2 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 6 studies
- Category 2
Skin Irritation · Screening - Skin corrosion/irritation - Category 2
Skin Irritation · Screening - Classification not possible
Skin Sensitization · Screening - Category 6.3B (Category 3)
Skin Irritation · Read Across - Category 6.4A (Category 2A)
Eye Irritation · Read Across - Category 2B
Eye Irritation · Screening
Source: US EPA CompTox dashboard
Related literature
- Effect of Different Skin Penetration Promoters in Halobetasol Propionate Permeation and Retention in Human Skin · 2017
- GC/MS profiling of the essential oils from Ferula xylorhachis Rech.f. roots and aerial parts and assaying their antimicrobial activity against human skin pathogens · 2023
- Skin-care cosmetic containing nonane diacid for dispelling freckles · 2009
- Skin-care cosmetic dispelling freckles and containing nonane diacid · 2009
- Dermal microdialysis of inflammatory markers induced by aliphatic hydrocarbons in rats · 2008
Linked databases 17
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- EU CosIng ingredient list 2
- Korea Cosmetic Association ingredient dictionary
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- MFDS (Korea) cosmetic ingredient register 2
- NIST Chemistry WebBook
- PubChem
- Tlooto literature search 2 3 4 5
- 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
- Wikipedia · Korean · English · Japanese · Chinese