Ethyl 4-chloroacetoacetate
Also known as: Ethyl 4-chloro-3-oxobutanoate, Ethyl gamma-chloroacetoacetate, 4-Chloroacetoacetic acid ethyl ester, Ethyl 4-chloro-3-oxobutyrate, Ethyl (chloroacetyl)acetate, 4-Chloro-3-oxo-butanoic acid ethyl ester, Butanoic acid, 4-chloro-3-oxo-, ethyl ester
Ethyl 4-chloroacetoacetate (CAS 638-07-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C6H9ClO3 and a molecular weight of 164.587 g/mol. Key properties include a melting point of -8 °C, a boiling point of 235.5±0.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 96.7±0.0 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed and H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 638-07-3
- Jingsj CID
- J-27398-3
- Molecular Formula
- C6H9ClO3
- Molecular Weight
- 164.587 g/mol
- Category
- Solvents
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | -8 °C |
|---|---|
| Boiling Point | 235.5±0.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 96.7±0.0 °C |
| Exact Mass | 164.024017 |
| PSA | 43.37000 |
| LogP | 1.54 |
| Vapor Pressure | 0.1±0.4 mmHg at 25°C |
| Refractive Index | 1.436 |
| Additional Property | 47.5 g/L (20 ºC) |
GHS Safety & Compliance
- H301 — Toxic if swallowed
- H314 — Causes severe skin burns and eye damage
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 4-chloroacetoacetate?
The CAS number of Ethyl 4-chloroacetoacetate is 638-07-3.
What are the molecular formula and molecular weight of Ethyl 4-chloroacetoacetate?
Ethyl 4-chloroacetoacetate has molecular formula C6H9ClO3 and molecular weight 164.587 g/mol.
Is Ethyl 4-chloroacetoacetate hazardous?
Ethyl 4-chloroacetoacetate has GHS signal word Danger and hazard statements H301 — Toxic if swallowed; H314 — Causes severe skin burns and eye damage.
What are the upstream and downstream products of Ethyl 4-chloroacetoacetate?
For Ethyl 4-chloroacetoacetate, Upstream Products: Ethanol, 2-Hexanone, Benzaldehyde; Downstream Products: [3-(Ethoxycarbonyl)-2-oxopropyl]triphenylphosphonium chloride, Ethyl 2-hydroxy-5-methylbenzoate, 4-(4-Methoxyphenyl)-3-thiosemicarbazide.
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 4-chloroacetoacetate (CAS 638-07-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27398-3 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.