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8-methoxy-2H-chromene-3-carboxylic acid

8-甲氧基-2H-苯并吡喃-3-甲酸

Also known as: 8-METHOXY-2H-CHROMENE-3-CARBOXYLIC ACID, 2H-1-Benzopyran-3-carboxylic acid, 8-methoxy-, 8-methoxy-2H-chromen-3-carboxylic acid

8-methoxy-2H-chromene-3-carboxylic acid (CAS 57543-59-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C11H10O4 and a molecular weight of 206.19500 g/mol. It is also known as 8-METHOXY-2H-CHROMENE-3-CARBOXYLIC ACID, 2H-1-Benzopyran-3-carboxylic acid, 8-methoxy- and 8-methoxy-2H-chromen-3-carboxylic acid. Key properties include a melting point of 237-240ºC, a boiling point of 364.2ºC at 760 mmHg, a density of 1.331g/cm3 and a flash point of 145.8ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
57543-59-6
Jingsj CID
J-1066272-4
Molecular Formula
C11H10O4
Chinese Name
8-甲氧基-2H-苯并吡喃-3-甲酸
Molecular Weight
206.19500 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point237-240ºC
Boiling Point364.2ºC at 760 mmHg
Density1.331g/cm3
Flash Point145.8ºC

Frequently Asked Questions

What is the CAS number of 8-methoxy-2H-chromene-3-carboxylic acid?

The CAS number of 8-methoxy-2H-chromene-3-carboxylic acid is 57543-59-6.

What are the molecular formula and molecular weight of 8-methoxy-2H-chromene-3-carboxylic acid?

8-methoxy-2H-chromene-3-carboxylic acid has molecular formula C11H10O4 and molecular weight 206.19500 g/mol.

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

Last updated:

How to cite: Jingsj. "8-methoxy-2H-chromene-3-carboxylic acid (CAS 57543-59-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1066272-4 (accessed 2026-10-22).

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