Molekula
Ethyl acetoacetate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Ethyl acetoacetate is a versatile organic compound used as a key intermediate in the synthesis of pharmaceuticals, dyes, and other fine chemicals. It functions as a β-keto ester in various condensation reactions. It is also used to make yellow pigments for paints and inks, as a flavouring ingredient, and as a solvent in paints and lacquer formulations. Available in 1 kg, 5 kg, and 25 kg packaging, it has a CAS number of 141-97-9, molecular formula C6H10O3, and molecular weight of 130.14 g/mol. Stored at ambient temperature, it carries a warning signal word. Molekula supplies Ethyl acetoacetate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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500 g — £30.90 per pack ex VAT · £37.08 inc. VAT
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Colourless liquid |
| Refractive Index | 1.418-1.421 |
| Specific Gravity | 1.027-1.032 |
| Purity (GC) | 99-100% |
| Water (KF) | 0-0.1% |
| Ethyl Alcohol | 0-0.2% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Flash Point | 70 °C |
| Acidity | Acid |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Appearance | Colorless liquid |
| Odour | Pleasant green, fruity, rum odor |
| Melting Point | -45 °C |
| Boiling Point | 180.8 °C |
| Density | 1.021 (relative, water = 1) |
| Vapour Pressure | 0.1 kPa at 20 °C |
| Refractive Index | 1.4194 |
| log P (octanol/water) | 0.25 |
Source: PubChem CID 8868 (HSDB, ICSC)
Identification
| Property | Value |
|---|---|
| SKU | 22113352 |
| CAS Number | 141-97-9 |
| IUPAC Name | ethyl 3-oxobutanoate |
| EC Number | 205-516-1 |
| Molecular Formula | C6H10O3 |
| Molecular Weight | 130.14 |
| Exact Mass | 130.063 |
| SMILES | CCOC(=O)CC(=O)C |
| InChIKey | XYIBRDXRRQCHLP-UHFFFAOYSA-N |
| InChI | InChI=1S/C6H10O3/c1-3-9-6(8)4-5(2)7/h3-4H2,1-2H3 |
| PubChem CID | 8868 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2918.30.90.00 |
| Tariff Code | 2918300087 |
Safety & GHS
Hazard statements
- H227 Combustible liquid
- H303 May be harmful if swallowed
Precautionary statements
- P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
Documents
Safety Data Sheets (SDS)
Available in English, English (US), French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
- 3-oxobutanoic acid ethyl ester
- acetoacetic acid, ethyl ester
- Acetoacetic ester
- active acetyl acetate
- Butanoic acid, 3-oxo-, ethyl ester
- diacetic ether
- ethyl 3-oxobutanoate
- ethyl 3-oxobutyrate
- ethyl acetylacetate
- ethyl acetylacetonate
Frequently asked questions
What is ethyl acetoacetate used for?
Ethyl acetoacetate is commonly used as a reagent in organic synthesis, particularly in the synthesis of heterocyclic compounds and as a precursor in the production of pharmaceuticals and dyes.
What is the chemical formula and molecular weight of ethyl acetoacetate?
The chemical formula is C6H10O3 and the molecular weight is 130.14 g/mol.
How should ethyl acetoacetate be stored?
It should be stored at ambient temperature, away from moisture and incompatible materials.
What grade is available for ethyl acetoacetate?
Available in technical and reagent grade; please specify your requirement when ordering.
Can Molekula supply ethyl acetoacetate in bulk?
Yes, Molekula can supply ethyl acetoacetate in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of ethyl acetoacetate?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.