Pentyl butyrate is the butyrate ester of pentan-1-ol.
Definition
Pentyl butyrate is the butyrate ester of pentan-1-ol. It has a role as a metabolite. It is functionally related to a pentan-1-ol.
Source: PubChem
US FDA substance register · UNII 3Q2JP0VD8J · registered name AMYL BUTYRATE · 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
- 540-18-1
- EC No.EU chemical inventory number
- 208-739-2
- DTXSIDUS EPA chemical ID
- DTXSID4041604
- DTXCIDUS EPA compound ID
- DTXCID2021604
- IUPAC
- Pentyl butanoate
- Molecular formula
- C9H18O2
- Molecular weight
- 158.241 g/mol
Measured properties
- Appearance
- N-amyl butyrate appears as a colorless liquid. Less dense than water. May emit acrid fumes and irritating smoke when burned. Used to make plastics. · Liquid
- Boiling point
- 185.00 to 187.00 °C. @ 760.00 mm Hg · 185-186 °C
- Melting point
- -73.2 °C
- Solubility
- 0.06 mg/mL at 20 °C · soluble in alcohol, ether
- Density
- 0.863-0.866
- Colour
- colourless
- Melting/freezing point
- -73.2 ℃
- Initial boiling point and range
- 186.4 ℃
- Flash point
- 33 ℃
- Vapour pressure
- 0.569 ㎜Hg (Vapor Pressure 25℃)
- Water solubility
- 60 ㎎/ℓ (Water Solubility 20℃)
- Vapour density
- 4.5 ()
- Relative density
- 0.876 (15℃/4℃)
- n-Octanol/water partition coefficient (Kow)
- 3.320
- Viscosity
- 1.030 cP (8.97℃)
- Molecular weight
- 130.19
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 23 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.
- Fragrance20
- Flavouring and nutrient3
Source: US EPA CompTox dashboard
Linked databases 15
- Australian Industrial Chemicals Inventory (AICIS)
- ChEBI
- ChEMBL
- EU CosIng ingredient list 2
- Korea toxic substances GHS register (NIER)
- KOSHA safety data sheets (Korea)
- NIST Chemistry WebBook
- PubChem 2
- 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 · English · Japanese · Chinese