5-Bromo-2-hydroxy-4-methoxybenzoic acid
5-Bromo-2-hydroxy-4-methoxybenzoic acid (CAS: 98437-41-3) is a valuable organic building block with the molecular formula BrC6H2(OH)(OCH3)CO2H and a molecular weight of 247.04 g/mol. This compound serves as a versatile intermediate in chemical synthesis, particularly within the fields of organic chemistry and materials science. Its specific structure makes it suitable for incorporation into more complex molecular architectures for research and development purposes.

Organic Synthesis Intermediate
Utilised as a key building block in the synthesis of diverse organic compounds. Its functional groups allow for various chemical transformations in multi-step synthetic pathways.
Research and Development
Employed in academic and industrial research settings for the development of new chemical entities and materials. Suitable for exploring novel molecular structures and reactions.
Pharmaceutical Intermediate Potential
May serve as a precursor or intermediate in the synthesis of pharmaceutical compounds, owing to its substituted benzoic acid structure.
| Molecular weight | 247.04 |
|---|---|
| Linear formula | BrC6H2(OH)(OCH3)CO2H |
| Assay | 97% |
| Melting point | 270-274 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 5-Bromo-2-hydroxy-4-methoxybenzoic acid used for?
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5-Bromo-2-hydroxy-4-methoxybenzoic acid is primarily used as an intermediate in organic synthesis and for research and development purposes, particularly in the creation of novel chemical entities and materials.
What are the CAS number and chemical formula for 5-Bromo-2-hydroxy-4-methoxybenzoic acid?
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The CAS number is 98437-41-3 and the chemical formula is BrC6H2(OH)(OCH3)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies this product with an assay of 97%. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades unless explicitly stated in the product documentation.
How should 5-Bromo-2-hydroxy-4-methoxybenzoic acid be handled safely?
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This compound is a Warning irritant (H315, H319, H335). Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation and avoid breathing dust.
Does Tech Serve Solutions export this chemical?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, pharmaceutical intermediates, and laboratory reagents.
How can I request a quote or sample?
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Please contact our sales team through the website or by phone to request a quote or a sample of 5-Bromo-2-hydroxy-4-methoxybenzoic acid.
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