ChemicalBook > CAS DataBase List > 7-Bromo-4-hydroxy-2H-chromen-2-one

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

Product Name: 7-Bromo-4-hydroxy-2H-chromen-2-one
CAS No.: 18735-82-5
Chemical Name: 7-Bromo-4-hydroxy-2H-chromen-2-one
Synonyms: 7-Bromo-4-hydroxycoumarin;7-bromo-4-hydroxy-chromen-2-one;7-Bromo-4-hydroxy-2H-chromen-2-one;7-Bromo-4-hydroxy-2H-1-benzopyran-2-one;2H-1-Benzopyran-2-one, 7-bromo-4-hydroxy-
CBNumber: CB52755891
Molecular Formula: C9H5BrO3
Formula Weight: 241.04
MOL File: 18735-82-5.mol

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7-Bromo-4-hydroxy-2H-chromen-2-one Property

Melting point:: 244-249°C
Boiling point:: 391.8±42.0 °C(Predicted)
Density: 1.879±0.06 g/cm3(Predicted)
storage temp.: 2-8°C, stored under nitrogen
pka: 4.50±1.00(Predicted)
form: solid
Appearance: White to light yellow Solid

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Safety

Hazard Codes: Xn
Risk Statements: 22-36
Safety Statements: 26
WGK Germany: 3

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Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

H319Causes serious eye irritation

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

P337+P313IF eye irritation persists: Get medical advice/attention.

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N-Bromosuccinimide Price

Sigma-Aldrich

Product number: 732990
Product name: 7-Bromo-4-hydroxycoumarin
Packaging: 250mg
Price: $121
Updated: 2025/07/31

AK Scientific

Product number: 9572BB
Product name: 7-Bromo-4-hydroxy-2H-chromen-2-one
Packaging: 1g
Price: $377
Updated: 2021/12/16

7-Bromo-4-hydroxy-2H-chromen-2-one Preparation Products And Raw materials

Raw materials

Preparation Products

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7-Bromo-4-hydroxy-2H-chromen-2-one Suppliers

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