2-Carboxy-1-cyclopentene-1-acetic acid

2-羧基-1-环戊烯-1-乙酸

Also known as: (2-Carboxy-cyclopent-1-enyl)-acetic acid, 1-Cyclopentene-1-acetic acid, 2-carboxy-, 2-(carboxymethyl)cyclopentene-1-carboxylic acid, 1-Cyclopenten-1-carboxy-2-essigsaeure, 2-Carboxy-1-cyclopentene-1-acetic acid

2-Carboxy-1-cyclopentene-1-acetic acid (CAS 100378-73-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H10O4 and a molecular weight of 170.16300 g/mol. It is also known as (2-Carboxy-cyclopent-1-enyl)-acetic acid, 1-Cyclopentene-1-acetic acid, 2-carboxy- and 2-(carboxymethyl)cyclopentene-1-carboxylic acid. Key properties include a boiling point of 388.9ºC at 760mmHg, a density of 1.389g/cm3 and a flash point of 203.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
100378-73-2
Jingsj CID
J-1446789-9
Molecular Formula
C8H10O4
Chinese Name
2-羧基-1-环戊烯-1-乙酸
Molecular Weight
170.16300 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point388.9ºC at 760mmHg
Density1.389g/cm3
Flash Point203.2ºC

Frequently Asked Questions

What is the CAS number of 2-Carboxy-1-cyclopentene-1-acetic acid?

The CAS number of 2-Carboxy-1-cyclopentene-1-acetic acid is 100378-73-2.

What are the molecular formula and molecular weight of 2-Carboxy-1-cyclopentene-1-acetic acid?

2-Carboxy-1-cyclopentene-1-acetic acid has molecular formula C8H10O4 and molecular weight 170.16300 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Carboxy-1-cyclopentene-1-acetic acid (CAS 100378-73-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1446789-9 (accessed 2026-10-24).

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