Diethyl 2-(3,4-dichlorophenyl)malonate

Also known as: Diethyl (3,4-dichlorophenyl)malonate, diethyl 2-(3,4-dichlorophenyl)propanedioate, (3,4-Dichlor-phenyl)-malonsaeure-diaethylester, 3,4-Dichlorphenylmalonsaeure-diethylester, Propanedioic acid, 2-(3,4-dichlorophenyl)-, 1,3-diethyl ester

Diethyl 2-(3,4-dichlorophenyl)malonate (CAS 28751-26-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H14Cl2O4 and a molecular weight of 305.15400 g/mol. Key properties include a boiling point of 359.1ºC at 760mmHg, a density of 1.29g/cm3 and a flash point of 133.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 28751-26-0
Jingsj CID: J-8395-4
Molecular Formula: C₁₃H₁₄Cl₂O₄
Molecular Weight: 305.15400 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	359.1ºC at 760mmHg
Density	1.29g/cm3
Flash Point	133.8ºC
Exact Mass	304.02700
PSA	52.60000
LogP	3.20320
Vapor Pressure	2.44E-05mmHg at 25°C
Refractive Index	1.523

Customs & Trade Information

HS Code	2917399090
Summary	2917399090 aromatic polycarboxylic acids, 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-(3,4-dichlorophenyl)malonate?

The CAS number of Diethyl 2-(3,4-dichlorophenyl)malonate is 28751-26-0.

What are the molecular formula and molecular weight of Diethyl 2-(3,4-dichlorophenyl)malonate?

Diethyl 2-(3,4-dichlorophenyl)malonate has molecular formula C13H14Cl2O4 and molecular weight 305.15400 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Diethyl 2-(3,4-dichlorophenyl)malonate (CAS 28751-26-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-8395-4 (accessed 2026-11-09).

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