Ethyl 2-chloro-3-oxopropanoate

2-氯-3-氧代丙酸乙酯

Also known as: Ethyl (chloroformyl)acetate, Ethyl 2-chloro-3-oxopropionate, Ethyl 2-chloro-2-formylethanoate, Ethyl α-Formyl-α-chloroacetate, 2-Chloro-3-oxopropanoic acid ethyl ester, 2-Chloro-3-oxopropionic acid ethyl ester, Propanoic acid, 2-chloro-3-oxo-, ethyl ester, Ethyl 3-chloro-3-oxopropanoate, Ethyl chloromalonaldehydate, Ethyl 2-(chlorocarbonyl)acetate, ethyl 2-formyl-2-chloro-acetate, ethyl formylchloroacetate

CAS No.
33142-21-1
Jingsj CID
J-1162479-0
Molecular Formula
C5H7ClO3
Chinese Name
2-氯-3-氧代丙酸乙酯
Molecular Weight
150.560 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point172.5±25.0 °C at 760 mmHg
Density1.2±0.1 g/cm3
Flash Point68.2±22.2 °C

Frequently Asked Questions

What is the CAS number of Ethyl 2-chloro-3-oxopropanoate?

33142-21-1

What are the molecular formula and molecular weight of Ethyl 2-chloro-3-oxopropanoate?

C5H7ClO3, molecular weight 150.560 g/mol

Data compiled from public chemical databases and supplier catalogs; verify specifications with suppliers before purchase. · Last updated: 8/21/2026