3-(4-Oxocinnolin-1(4H)-yl)propanoic acid

3-(4-氧代噌啉-1(4H)-基)丙酸

Also known as: 3-(4-Oxocinnolin-1-yl)propanoic acid, 3-(4-Oxo-1,4-dihydrocinnolin-1-yl)propanoic acid, 4-Oxo-1(4H)-cinnolinepropanoic acid, 1(4H)-Cinnolinepropanoic acid, 4-oxo-

3-(4-Oxocinnolin-1(4H)-yl)propanoic acid (CAS 4320-73-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H10N2O3 and a molecular weight of 218.20900 g/mol. It is also known as 3-(4-Oxocinnolin-1-yl)propanoic acid, 3-(4-Oxo-1,4-dihydrocinnolin-1-yl)propanoic acid and 4-Oxo-1(4H)-cinnolinepropanoic acid. Key properties include a boiling point of 453.3ºC at 760 mmHg, a density of 1.36g/cm3 and a flash point of 227.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
4320-73-4
Jingsj CID
J-1423655-6
Molecular Formula
C11H10N2O3
Chinese Name
3-(4-氧代噌啉-1(4H)-基)丙酸
Molecular Weight
218.20900 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point453.3ºC at 760 mmHg
Density1.36g/cm3
Flash Point227.9ºC

Frequently Asked Questions

What is the CAS number of 3-(4-Oxocinnolin-1(4H)-yl)propanoic acid?

The CAS number of 3-(4-Oxocinnolin-1(4H)-yl)propanoic acid is 4320-73-4.

What are the molecular formula and molecular weight of 3-(4-Oxocinnolin-1(4H)-yl)propanoic acid?

3-(4-Oxocinnolin-1(4H)-yl)propanoic acid has molecular formula C11H10N2O3 and molecular weight 218.20900 g/mol.

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

Last updated:

How to cite: Jingsj. "3-(4-Oxocinnolin-1(4H)-yl)propanoic acid (CAS 4320-73-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1423655-6 (accessed 2026-10-25).

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