Methyl 4-chloro-4-oxobutanoate
Also known as: Methyl succinyl chloride, 3-(Chlorocarbonyl)propionic acid methyl ester, 3-Methoxycarbonylpropionyl chloride, 4-Chloro-4-oxobutanoic acid methyl ester, 4-Chloro-4-oxobutyric acid methyl ester, Methyl 4-chloro-4-oxobutyrate, 3-(Carbomethoxy)propionyl chloride, Methyl 3-(chloroformyl)propionate, Butanoic acid, 4-chloro-4-oxo-, methyl ester, MFCD00000750, EINECS 216-077-0
Methyl 4-chloro-4-oxobutanoate (CAS 1490-25-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C5H7ClO3 and a molecular weight of 150.560 g/mol. Key properties include a boiling point of 204.3±0.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 73.9±0.0 °C. It is classified under GHS with signal word Danger and hazard statements 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.
- 1490-25-1
- Jingsj CID
- J-26773-2
- Molecular Formula
- C5H7ClO3
- Molecular Weight
- 150.560 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 204.3±0.0 °C at 760 mmHg |
|---|---|
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 73.9±0.0 °C |
| Exact Mass | 150.008377 |
| PSA | 43.37000 |
| LogP | 0.73 |
| Vapor Pressure | 0.3±0.4 mmHg at 25°C |
| Refractive Index | 1.431 |
GHS Safety & Compliance
- 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 Methyl 4-chloro-4-oxobutanoate?
The CAS number of Methyl 4-chloro-4-oxobutanoate is 1490-25-1.
What are the molecular formula and molecular weight of Methyl 4-chloro-4-oxobutanoate?
Methyl 4-chloro-4-oxobutanoate has molecular formula C5H7ClO3 and molecular weight 150.560 g/mol.
Is Methyl 4-chloro-4-oxobutanoate hazardous?
Methyl 4-chloro-4-oxobutanoate has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.
What are the upstream and downstream products of Methyl 4-chloro-4-oxobutanoate?
For Methyl 4-chloro-4-oxobutanoate, Upstream Products: 4-Methoxy-4-oxobutanoic acid, Succinic anhydride, Dimethyl succinate; Downstream Products: methyl 3-isocyanatopropanoate, 4-(4-Methoxyphenyl)-4-oxobutanoic acid, Methyl hexacosanoate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Methyl 4-chloro-4-oxobutanoate (CAS 1490-25-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-26773-2 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.