7-Bromo-4-hydroxycoumarin
7-Bromo-4-hydroxycoumarin (CAS: 18735-82-5), with the molecular formula C9H5BrO3, is a halogenated heterocyclic compound. This brominated coumarin derivative serves as a valuable building block in organic synthesis. Its structure, featuring both a coumarin core and a bromine substituent, makes it suitable for various chemical transformations and the development of novel molecular architectures. It is primarily utilized in research and development laboratories for synthetic chemistry applications.
- IUPAC
- 7-Bromo-4-hydroxy-2H-1-benzopyran-2-one,7-Bromo-4-hydroxy-2H-chromen-2-one
- Synonyms
- 7-Bromo-4-hydroxy-2H-1-benzopyran-2-one7-Bromo-4-hydroxy-2H-chromen-2-one

Organic Synthesis Intermediate
7-Bromo-4-hydroxycoumarin is employed as a key intermediate in the synthesis of more complex organic molecules. Its reactive sites allow for further functionalization, enabling the construction of diverse chemical structures.
Heterocyclic Chemistry
This compound is a useful component in heterocyclic chemistry, particularly for the preparation of coumarin-based derivatives. These derivatives can possess interesting photophysical or biological properties.
Research and Development
Utilised in academic and industrial research settings, 7-Bromo-4-hydroxycoumarin facilitates the exploration of new synthetic routes and the discovery of novel compounds with potential applications.
| Molecular weight | 241.04 |
|---|---|
| Empirical formula | C9H5BrO3 |
| Melting point | 244-249 °C |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 7-Bromo-4-hydroxycoumarin used for?
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7-Bromo-4-hydroxycoumarin is primarily used as a building block in organic synthesis and in research and development for creating complex heterocyclic compounds.
What are the CAS number and molecular formula for 7-Bromo-4-hydroxycoumarin?
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The CAS number is 18735-82-5 and the molecular formula is C9H5BrO3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 7-Bromo-4-hydroxycoumarin for research and laboratory use. The specific assay and purity will be detailed on the Certificate of Analysis provided with the product. We do not represent this product as USP, BP, EP, or for pharmaceutical, nutraceutical, or food applications.
What are the safety considerations for handling 7-Bromo-4-hydroxycoumarin?
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7-Bromo-4-hydroxycoumarin is classified as a Warning substance. It is harmful if swallowed (H302) and causes serious eye irritation (H319). Appropriate personal protective equipment, including gloves and eye protection, should be worn. Ensure adequate ventilation when handling. Refer to the Safety Data Sheet for comprehensive information.
How is 7-Bromo-4-hydroxycoumarin packaged and shipped?
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7-Bromo-4-hydroxycoumarin is carefully packaged to ensure safe transit and is exported globally by Tech Serve Solutions. Please contact us for specific shipping and export details.
How can I request a sample or quote for 7-Bromo-4-hydroxycoumarin?
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To request a sample or a quote for 7-Bromo-4-hydroxycoumarin, please use the contact form on our website or contact our sales department directly.
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