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Diethyl 2-chloro-3-oxosuccinate

Also known as: 2-CHLORO-3-OXO-SUCCINIC ACID DIETHYL ESTER, 2-Chloro-3-oxo butanedioic acid 1,4-diethyl ester, 2-Chloro-3-oxo-succinic acid diethyl ester, 2-chloro-3-oxosuccinic acid diethyl ester, Butanedioic acid, 2-chloro-3-oxo-, diethyl ester, Chlorooxalacetic Acid Diethyl Ester, DIETHYL 2-CHLORO-3-OXOSUCCINATE, Diethyl 2-chloro-3-oxobutane-1,4-dioate, Diethyl 2-chlorooxalacetate, Diethyl Chlorooxalacetate, diethyl 2-chloro-3-oxobutanedioate, diethyl 3-chloro-2-oxo-butanedioate, ethyl chloro(ethyloxyoxalyl)acetate

Diethyl 2-chloro-3-oxosuccinate (CAS 34034-87-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H11ClO5 and a molecular weight of 222.623 g/mol. Key properties include a boiling point of 271.2±30.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 108.2±23.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
34034-87-2
Jingsj CID
J-19301-1
Molecular Formula
C8H11ClO5
Molecular Weight
222.623 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point271.2±30.0 °C at 760 mmHg
Density1.3±0.1 g/cm3
Flash Point108.2±23.6 °C
Exact Mass222.029495
PSA69.67000
LogP1.28
Vapor Pressure0.0±0.6 mmHg at 25°C
Refractive Index1.451

Customs & Trade Information

HS Code2918300090
Summary2918300090 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 Diethyl 2-chloro-3-oxosuccinate?

The CAS number of Diethyl 2-chloro-3-oxosuccinate is 34034-87-2.

What are the molecular formula and molecular weight of Diethyl 2-chloro-3-oxosuccinate?

Diethyl 2-chloro-3-oxosuccinate has molecular formula C8H11ClO5 and molecular weight 222.623 g/mol.

What are the upstream and downstream products of Diethyl 2-chloro-3-oxosuccinate?

For Diethyl 2-chloro-3-oxosuccinate, Upstream Products: ethyl chloroacetate, Diethyl oxalate, Diethyl oxalacetate; Downstream Products: 3-Chloropyruvic acid, Oxamide, ethyl 2-(2-thienyl)-1,3-thiazole-4-carboxylate.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Diethyl 2-chloro-3-oxosuccinate (CAS 34034-87-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-19301-1 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.