Cyclopent-1-ene-1,2-dicarboxylic acid

环戊-1-烯-1,2-二羧酸

Also known as: 1-Cyclopentene-1,2-dicarboxylic acid, 1,2-Dicarboxy-1-cyclopentene, 1,2-Dicarboxycyclopentene, cyclopentene-1,2-dicarboxylic acid, NSC 291647

Cyclopent-1-ene-1,2-dicarboxylic acid (CAS 3128-15-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H8O4 and a molecular weight of 156.13600 g/mol. It is also known as 1-Cyclopentene-1,2-dicarboxylic acid, 1,2-Dicarboxy-1-cyclopentene and 1,2-Dicarboxycyclopentene. Key properties include a boiling point of 342ºC at 760mmHg and a density of 1.523g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3128-15-2
Jingsj CID
J-1143858-0
Molecular Formula
C7H8O4
Chinese Name
环戊-1-烯-1,2-二羧酸
Molecular Weight
156.13600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point342ºC at 760mmHg
Density1.523g/cm3

Frequently Asked Questions

What is the CAS number of Cyclopent-1-ene-1,2-dicarboxylic acid?

The CAS number of Cyclopent-1-ene-1,2-dicarboxylic acid is 3128-15-2.

What are the molecular formula and molecular weight of Cyclopent-1-ene-1,2-dicarboxylic acid?

Cyclopent-1-ene-1,2-dicarboxylic acid has molecular formula C7H8O4 and molecular weight 156.13600 g/mol.

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

Last updated:

How to cite: Jingsj. "Cyclopent-1-ene-1,2-dicarboxylic acid (CAS 3128-15-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1143858-0 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.