2-hexen-1-ol is a primary allylic alcohol that is 2-hexene in which a hydrogen at position 1 has been replaced by a hydroxy group.
Definition
2-hexen-1-ol is a primary allylic alcohol that is 2-hexene in which a hydrogen at position 1 has been replaced by a hydroxy group. It has a role as a plant metabolite. It is a primary allylic alcohol and an alkenyl alcohol.
Source: PubChem
US FDA substance register · UNII 4786A28X17 · registered name 2-HEXEN-1-OL · mixture
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
- 2305-21-7
- EC No.EU chemical inventory number
- 218-972-1
- DTXSIDUS EPA chemical ID
- DTXSID3051882
- DTXCIDUS EPA compound ID
- DTXCID1030442
- IUPAC
- Hex-2-en-1-ol
- Molecular formula
- C6H12O
- Molecular weight
- 100.161 g/mol
Measured properties
- Appearance
- Liquid · Almost colourless liquid, Strong, fruity-green aroma
- Boiling point
- 158.00 to 160.00 °C. @ 760.00 mm Hg · 158-160
- Solubility
- Soluble in propylene glycol and most fixed oils, Very slightly soluble in water · Soluble (in ethanol)
- Density
- 0.836-0.841
- Water solubility
- 16000 ㎎/ℓ
- n-Octanol/water partition coefficient (Kow)
- 1.61
- Molecular weight
- 100.16
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 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.
- Fragrance4
- Flavouring and nutrient3
- Abrasive1
Source: US EPA CompTox dashboard
Irritation and sensitisation studies
1 skin studies and 0 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 1 studies
- SkinIrr2
Skin Irritation · QSAR Predicted
Source: US EPA CompTox dashboard
Related literature
Linked databases 13
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- EU CosIng ingredient list 2
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- NIST Chemistry WebBook
- PubChem 2
- Tlooto literature search 2
- US EPA CompTox dashboard 2
- US EPA DSSTox chemical database
- US FDA substance registration (GSRS)
- US FDA Unique Ingredient Identifier (UNII)
- Wikidata