2-[(2-oxo-2H-chromen-7-yl)oxy]acetic acid

2-(2-氧代-2H-色烯-7-基氧基)乙酸

Also known as: [(2-oxo-2H-chromen-7-yl)oxy]acetic acid, (2-oxo-2H-chromen-7-yloxy)acetic acid, acetic acid, 2-[(2-oxo-2H-1-benzopyran-7-yl)oxy]-, (Coumarin-7-yloxy)acetic acid, 7-Coumariloxyacetic acid, 7-(Carboxymethoxy)coumarin, CHEMBRDG-BB 6162682

2-[(2-oxo-2H-chromen-7-yl)oxy]acetic acid (CAS 126424-85-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H8O5 and a molecular weight of 220.17800 g/mol. It is also known as [(2-oxo-2H-chromen-7-yl)oxy]acetic acid, (2-oxo-2H-chromen-7-yloxy)acetic acid and acetic acid, 2-[(2-oxo-2H-1-benzopyran-7-yl)oxy]-. Key properties include a boiling point of 461.8ºC at 760 mmHg, a density of 1.446 g/cm3 and a flash point of 188.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
126424-85-9
Jingsj CID
J-4505-4
Molecular Formula
C11H8O5
Chinese Name
2-(2-氧代-2H-色烯-7-基氧基)乙酸
Molecular Weight
220.17800 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point461.8ºC at 760 mmHg
Density1.446 g/cm3
Flash Point188.6ºC

Frequently Asked Questions

What is the CAS number of 2-[(2-oxo-2H-chromen-7-yl)oxy]acetic acid?

The CAS number of 2-[(2-oxo-2H-chromen-7-yl)oxy]acetic acid is 126424-85-9.

What are the molecular formula and molecular weight of 2-[(2-oxo-2H-chromen-7-yl)oxy]acetic acid?

2-[(2-oxo-2H-chromen-7-yl)oxy]acetic acid has molecular formula C11H8O5 and molecular weight 220.17800 g/mol.

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

Last updated:

How to cite: Jingsj. "2-[(2-oxo-2H-chromen-7-yl)oxy]acetic acid (CAS 126424-85-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-4505-4 (accessed 2026-10-23).

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