Ethyl 2-formyl-3-oxobutanoate
Also known as: 2-FORMYL-3-OXO-BUTYRIC ACID ETHYL ESTER, 2-Formyl-3-Oxobutanoic Acid Ethyl Ester, 2-Formyl-3-oxo-buttersaeure-aethylester, 2-Formyl-acetessigsaeure-aethylester, 2-formyl-acetoacetic acid ethyl ester, Butanoic acid, 2-formyl-3-oxo-, ethyl ester, Butanoic acid,2-formyl-3-oxo-, ethyl ester, Butanoic acid,2-formyl-3-oxo-,ethyl ester, ethyl2-forMyl-3-oxobutanoate
Ethyl 2-formyl-3-oxobutanoate (CAS 33142-24-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H10O4 and a molecular weight of 158.152 g/mol. Key properties include a boiling point of 206.3±30.0 °C at 760 mmHg, a density of 1.1±0.1 g/cm3 and a flash point of 80.8±24.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 33142-24-4
- Jingsj CID
- J-1439324-9
- Molecular Formula
- C7H10O4
- Molecular Weight
- 158.152 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 206.3±30.0 °C at 760 mmHg |
|---|---|
| Density | 1.1±0.1 g/cm3 |
| Flash Point | 80.8±24.6 °C |
| Exact Mass | 158.057907 |
| PSA | 60.44000 |
| LogP | 1.51 |
| Vapor Pressure | 0.2±0.4 mmHg at 25°C |
| Refractive Index | 1.425 |
Customs & Trade Information
| HS Code | 2918300090 |
|---|---|
| Summary | 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Ethyl 2-formyl-3-oxobutanoate?
The CAS number of Ethyl 2-formyl-3-oxobutanoate is 33142-24-4.
What are the molecular formula and molecular weight of Ethyl 2-formyl-3-oxobutanoate?
Ethyl 2-formyl-3-oxobutanoate has molecular formula C7H10O4 and molecular weight 158.152 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Ethyl 2-formyl-3-oxobutanoate (CAS 33142-24-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1439324-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.