3-Bromo-4-methoxybenzoic acid
3-Bromo-4-methoxybenzoic acid (CAS: 99-58-1), with the molecular formula BrC6H3(OCH3)CO2H and a molecular weight of 231.04 g/mol, is a valuable organic compound. As a key building block and carboxylic acid derivative, it is frequently employed in chemical synthesis and organic research. This compound serves as a crucial intermediate for the development of more complex molecules across various scientific disciplines.
- IUPAC
- 3-Bromo-p-anisic acid

Organic Synthesis Intermediate
This compound serves as a versatile building block in organic synthesis. Its bromo and carboxylic acid functionalities allow for a range of chemical transformations, facilitating the construction of complex organic molecules.
Pharmaceutical Research
3-Bromo-4-methoxybenzoic acid can be utilised in the early stages of drug discovery and development. It acts as a starting material or intermediate for synthesising novel therapeutic agents.
Materials Science
The compound's structure may lend itself to applications in materials science, potentially for the synthesis of functional polymers or specialty organic materials.
| Molecular weight | 231.04 |
|---|---|
| Linear formula | BrC6H3(OCH3)CO2H |
| Assay | 96% |
| Melting point | 220-222 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
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 3-Bromo-4-methoxybenzoic acid used for?
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3-Bromo-4-methoxybenzoic acid is primarily used as a building block and intermediate in organic synthesis and pharmaceutical research.
What is the CAS number and formula for 3-Bromo-4-methoxybenzoic acid?
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The CAS number is 99-58-1 and the molecular formula is BrC6H3(OCH3)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Bromo-4-methoxybenzoic acid with a minimum assay of 96%. This product is suitable for research and general chemical synthesis purposes. TSS does not represent this product as USP, BP, or EP grade.
What are the main safety considerations when handling 3-Bromo-4-methoxybenzoic acid?
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Handling requires appropriate personal protective equipment, including eyeshields and gloves. A type N95 (US) or type P1 (EN143) respirator filter is recommended. Ensure adequate ventilation. The compound has a WGK rating of 3 in Germany.
How is 3-Bromo-4-methoxybenzoic acid packed and shipped?
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Tech Serve Solutions, a global supplier and exporter, ensures that products like 3-Bromo-4-methoxybenzoic acid are packed securely for safe transit and export, adhering to all necessary regulations.
How can I request a quote or sample for 3-Bromo-4-methoxybenzoic acid?
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To request a quote or sample of 3-Bromo-4-methoxybenzoic acid, please contact our sales team through the TSS website or by phone.
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