6-Bromo-2H-chromen-2-one

Also known as: 6-Bromocoumarin, 6-Bromo-2H-1-benzopyran-2-one, 2H-1-Benzopyran-2-one, 6-bromo-, 6-Brom-cumarin, 6-Bromo-2H-chromen-2-one, 6-bromo-2-oxo-2H-chromene, 6-bromo-chromen-2-one, 6-bromo-coumarin

6-Bromo-2H-chromen-2-one (CAS 19063-55-9) is a compound in the Ketones category listed in the Jingsj chemical database. It has the molecular formula C9H5BrO2 and a molecular weight of 225.039 g/mol. Key properties include a boiling point of 349.2±37.0 °C at 760 mmHg, a density of 1.7±0.1 g/cm3 and a flash point of 165.0±26.5 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 19063-55-9
Jingsj CID: J-1447176-2
Molecular Formula: C₉H₅BrO₂
Molecular Weight: 225.039 g/mol
Category: Ketones
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	349.2±37.0 °C at 760 mmHg
Density	1.7±0.1 g/cm3
Flash Point	165.0±26.5 °C
Exact Mass	223.947281
PSA	30.21000
LogP	2.16
Vapor Pressure	0.0±0.8 mmHg at 25°C
Refractive Index	1.631

Customs & Trade Information

HS Code	2932209090
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 6-Bromo-2H-chromen-2-one?

The CAS number of 6-Bromo-2H-chromen-2-one is 19063-55-9.

What are the molecular formula and molecular weight of 6-Bromo-2H-chromen-2-one?

6-Bromo-2H-chromen-2-one has molecular formula C9H5BrO2 and molecular weight 225.039 g/mol.

What are the upstream and downstream products of 6-Bromo-2H-chromen-2-one?

For 6-Bromo-2H-chromen-2-one, Upstream Products: N,N-Dimethylacetamide, 5-Bromosalicylaldehyde, Ethoxyethyne; Downstream Products: 6-Methylcoumarin, 6-bromo-3,4-dihydro-2H-1-benzopyran-2-one, 6-Bromo-2,2-dimethyl-2H-chromene.

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

Last updated: 8/21/2026

How to cite: Jingsj. "6-Bromo-2H-chromen-2-one (CAS 19063-55-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1447176-2 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.