3-Bromo-7-hydroxy-4-methyl-2H-chromen-2-one

3-溴-7-羟基-4-甲基-2H-色烯-2-酮

Also known as: 3-Bromo-7-hydroxy-4-methylchromen-2-one, 3-Bromo-7-hydroxy-4-methyl-1-benzopyran-2-one, 2H-1-Benzopyran-2-one, 3-bromo-7-hydroxy-4-methyl-, 3-bromo-7-hydroxy-4-methyl-2H-chromen-2-one, 3-bromo-7-hydroxy-4-methyl-2H-1-benzopyran-2-one, NSC167576

3-Bromo-7-hydroxy-4-methyl-2H-chromen-2-one (CAS 55977-10-1) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C6H4N4O3 and a molecular weight of 180.121 g/mol. It is also known as 3-Bromo-7-hydroxy-4-methylchromen-2-one, 3-Bromo-7-hydroxy-4-methyl-1-benzopyran-2-one and 2H-1-Benzopyran-2-one, 3-bromo-7-hydroxy-4-methyl-. Key properties include a boiling point of 445.6±48.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 223.3±29.6 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55977-10-1
Jingsj CID
J-1307806-5
Molecular Formula
C6H4N4O3
Chinese Name
3-溴-7-羟基-4-甲基-2H-色烯-2-酮
Molecular Weight
180.121 g/mol
Category
Ketones
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point445.6±48.0 °C at 760 mmHg
Density1.7±0.1 g/cm3
Flash Point223.3±29.6 °C

Frequently Asked Questions

What is the CAS number of 3-Bromo-7-hydroxy-4-methyl-2H-chromen-2-one?

The CAS number of 3-Bromo-7-hydroxy-4-methyl-2H-chromen-2-one is 55977-10-1.

What are the molecular formula and molecular weight of 3-Bromo-7-hydroxy-4-methyl-2H-chromen-2-one?

3-Bromo-7-hydroxy-4-methyl-2H-chromen-2-one has molecular formula C6H4N4O3 and molecular weight 180.121 g/mol.

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

Last updated:

How to cite: Jingsj. "3-Bromo-7-hydroxy-4-methyl-2H-chromen-2-one (CAS 55977-10-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1307806-5 (accessed 2026-10-25).

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