Ethyl 2,3-epoxypropionate
Ethyl 2,3-epoxypropionate (CAS: 4660-80-4) is an organic epoxide with the molecular formula C5H8O3 and a molecular weight of 116.12 g/mol. This versatile chemical serves as a valuable building block in organic synthesis. It is particularly useful for introducing epoxy functionalities into molecules, enabling a range of chemical transformations in research and development settings. Its applications span various areas of chemical synthesis.
- IUPAC
- Ethyl 2,3-epoxypropanoate
- Synonyms
- Ethyl 2,3-epoxypropanoate

Organic Synthesis Intermediate
Ethyl 2,3-epoxypropionate functions as a key intermediate in the synthesis of more complex organic molecules. Its reactive epoxide ring readily participates in nucleophilic ring-opening reactions, allowing for the construction of diverse chemical structures.
Epoxide Chemistry
As a functional epoxide, this compound is employed in studies and applications involving epoxide ring-opening reactions. This is fundamental in areas such as polymer chemistry and the development of new pharmaceuticals.
Reagent in Chemical Research
Utilised in laboratory settings, Ethyl 2,3-epoxypropionate is a useful reagent for chemists exploring novel synthetic routes and functional group transformations. It aids in the development of new chemical entities.
| Molecular weight | 116.12 |
|---|---|
| Empirical formula | C5H8O3 |
| Assay | 90% |
| Boiling point | 164-165 °C(lit.) |
| Density | 1.094 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4200(lit.) |
| Storage temperature | 2-8°C |


Hazard statements
- H226Flammable liquid and vapour
- H315Causes skin irritation
- H317May cause an allergic skin reaction
- H319Causes serious eye irritation
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 48 - 49 °C / 118.4 - 120.2 °F |
| Transport (UN / ADR) | UN 1993C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 10-36/38-43 |
| Safety statements (S) | 26 |
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 2,3-epoxypropionate used for?
+
Ethyl 2,3-epoxypropionate is primarily used as a building block and intermediate in organic synthesis, particularly in reactions involving epoxide ring-opening.
What is the CAS number and formula for Ethyl 2,3-epoxypropionate?
+
The CAS number for Ethyl 2,3-epoxypropionate is 4660-80-4, and its molecular formula is C5H8O3.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies Ethyl 2,3-epoxypropionate with an assay of 90%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated in the product specifications.
How should Ethyl 2,3-epoxypropionate be handled safely?
+
Ethyl 2,3-epoxypropionate is a flammable liquid and vapour (H226), and causes skin irritation (H315), may cause an allergic skin reaction (H317), and causes serious eye irritation (H319). Handle with appropriate personal protective equipment, including eyeshields, gloves, and a suitable respirator, in a well-ventilated area. Store at 2-8°C.
Is Ethyl 2,3-epoxypropionate a controlled substance?
+
The provided data does not indicate that Ethyl 2,3-epoxypropionate is a controlled substance.
How is Ethyl 2,3-epoxypropionate packed, shipped, and exported?
+
Ethyl 2,3-epoxypropionate is shipped as a UN 1993 C3 / PGIII classified material. Specific packing and export details are available upon request, adhering to all relevant shipping regulations.
How can I request a quote or sample of Ethyl 2,3-epoxypropionate?
+
To request a quote or sample of Ethyl 2,3-epoxypropionate, please contact our sales department through the website or by phone.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis