Ethyl valerate
Ethyl valerate (CAS 539-82-2), with the linear formula CH₃(CH₂)₃COOC₂H₅ and a molecular weight of 130.18, is an organic ester known for its fruity aroma. It finds utility as a flavouring agent in the food industry and as an ingredient in cosmetic formulations. This compound is also employed in chemical synthesis and as a building block in organic chemistry.
- IUPAC
- Ethyl pentanoate
- Synonyms
- Ethyl pentanoate

Flavour and Fragrance Industry
Ethyl valerate is utilised as a key component in flavourings and fragrances due to its characteristic fruity odour, contributing to apple and other fruit profiles.
Cosmetic Formulations
It serves as an ingredient in various cosmetic products, contributing to scent profiles and potentially acting as a solvent.
Chemical Synthesis
This ester functions as a versatile building block and intermediate in organic synthesis for the creation of more complex molecules.
| Molecular weight | 130.18 |
|---|---|
| Linear formula | CH3(CH2)3COOC2H5 |
| Assay | 99% |
| Boiling point | 144-145 °C(lit.) |
| Density | 0.875 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.401(lit.) |
| Application | Ethyl valerate has wide applications in the areas of food, pharmaceuticals and cosmetics industries1. |

Hazard statements
- H226Flammable liquid and vapour
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 34 °C / 93.2 °F |
| Transport (UN / ADR) | UN 3272 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Risk statements (R) | 10 |
| Safety statements (S) | 16 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Ethyl valerate used for?
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Ethyl valerate is used in the food industry for flavourings, in cosmetic formulations, and as a building block in chemical synthesis.
What is the CAS number and formula for Ethyl valerate?
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The CAS number for Ethyl valerate is 539-82-2, and its linear formula is CH₃(CH₂)₃COOC₂H₅.
What grade and purity does Tech Serve Solutions supply for Ethyl valerate?
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Tech Serve Solutions supplies Ethyl valerate with a purity of 99% (assay). We do not represent this product as USP, BP, or EP grade.
What are the safety and handling considerations for Ethyl valerate?
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Ethyl valerate is a flammable liquid (H226) and requires careful handling. It is classified with a Warning signal word. Appropriate personal protective equipment, including eyeshields and chemical-resistant gloves, should be used. Store away from ignition sources.
How is Ethyl valerate packed, shipped, and exported by TSS?
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Ethyl valerate is packed securely for transit and is available for export globally by Tech Serve Solutions, adhering to all relevant shipping regulations.
How can I request a quote or sample for Ethyl valerate?
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To request a quote or sample of Ethyl valerate, please contact our sales team through the website or by phone.
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