Diethyl 4,5-dioxocyclopentane-1,3-dicarboxylate

Also known as: Diethyl 4,5-dioxocyclopentane-1,3-dicarboxylate, 4,5-Dioxo-1,3-cyclopentanedicarboxylic acid diethyl ester, 1,3-Cyclopentanedicarboxylic acid, 4,5-dioxo-, diethyl ester, 1,3-dicarbethoxycyclopentane-2,3-dione, 3,5-dicarbethoxy-2-hydroxy-2-cyclopentenone, NSC 16956

Diethyl 4,5-dioxocyclopentane-1,3-dicarboxylate (CAS 10088-87-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H14O6 and a molecular weight of 242.22500 g/mol. Key properties include a boiling point of 352.5ºC at 760 mmHg, a density of 1.275g/cm3 and a flash point of 155.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 10088-87-6
Jingsj CID: J-1353970-3
Molecular Formula: C₁₁H₁₄O₆
Molecular Weight: 242.22500 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	352.5ºC at 760 mmHg
Density	1.275g/cm3
Flash Point	155.9ºC
Exact Mass	242.07900
PSA	86.74000
Vapor Pressure	3.82E-05mmHg at 25°C
Refractive Index	1.485

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 Diethyl 4,5-dioxocyclopentane-1,3-dicarboxylate?

The CAS number of Diethyl 4,5-dioxocyclopentane-1,3-dicarboxylate is 10088-87-6.

What are the molecular formula and molecular weight of Diethyl 4,5-dioxocyclopentane-1,3-dicarboxylate?

Diethyl 4,5-dioxocyclopentane-1,3-dicarboxylate has molecular formula C11H14O6 and molecular weight 242.22500 g/mol.

What are the upstream and downstream products of Diethyl 4,5-dioxocyclopentane-1,3-dicarboxylate?

For Diethyl 4,5-dioxocyclopentane-1,3-dicarboxylate, Upstream Products: Diethyl glutarate, Diethyl oxalate, Sodium ethoxide; Downstream Products: 3-Ethyl-2-hydroxy-2-cyclopenten-1-one, 3,5-Dimethyl-1,2-cyclopentanedione.

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 4,5-dioxocyclopentane-1,3-dicarboxylate (CAS 10088-87-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1353970-3 (accessed 2026-11-09).

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