3-Bromo-2-methoxybenzoic acid
3-Bromo-2-methoxybenzoic acid (CAS 101084-39-3), a bromine and methoxy substituted benzoic acid derivative with the molecular formula C8H7BrO3, is a crucial building block in organic synthesis. This compound serves as a versatile intermediate for the development of more complex molecules within chemical research and pharmaceutical development. Its structure allows for various chemical transformations, making it valuable in the creation of novel compounds and advanced materials.

Organic Synthesis Intermediate
Utilised as a key building block in multi-step organic syntheses, enabling the construction of complex molecular architectures. It is particularly useful in the introduction of specific functional groups for further chemical elaboration.
Pharmaceutical Research and Development
Serves as a precursor or intermediate in the synthesis of potential drug candidates and active pharmaceutical ingredients (APIs). Its unique structural features can be exploited to design molecules with targeted biological activity.
Material Science
Can be employed in the synthesis of specialised organic materials where its specific electronic or structural properties are desired. This includes applications in areas requiring tailored chemical functionalities.
| Molecular weight | 231.04 |
|---|---|
| Empirical formula | C8H7BrO3 |
| Assay | 97% |
| Melting point | 119-123 °C |

Hazard statements
- H301Toxic if swallowed
Precautionary statements
- P301IF SWALLOWED
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | T |
| Risk statements (R) | 25 |
| Safety statements (S) | 45 |
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-2-methoxybenzoic acid primarily used for?
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3-Bromo-2-methoxybenzoic acid is primarily used as a versatile building block and intermediate in organic synthesis, particularly in pharmaceutical research and the development of novel chemical entities.
What are the CAS number and molecular formula for 3-Bromo-2-methoxybenzoic acid?
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The CAS number for 3-Bromo-2-methoxybenzoic acid is 101084-39-3, and its molecular formula is C8H7BrO3.
What grade and purity does Tech Serve Solutions supply for 3-Bromo-2-methoxybenzoic acid?
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Tech Serve Solutions supplies 3-Bromo-2-methoxybenzoic acid with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 3-Bromo-2-methoxybenzoic acid be handled safely?
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3-Bromo-2-methoxybenzoic acid is classified as Danger (GHS06) and is toxic if swallowed (H301). Safe handling requires wearing eyeshields, faceshields, gloves, and a P2 respirator with appropriate cartridges. It is classified as T (Toxic) in Europe (Risk 25, Safety 45).
Is 3-Bromo-2-methoxybenzoic acid exported or shipped internationally by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 3-Bromo-2-methoxybenzoic acid, and can facilitate international shipments.
How can I request a quote or sample for 3-Bromo-2-methoxybenzoic acid?
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To request a quote or sample for 3-Bromo-2-methoxybenzoic acid, please contact our sales team through the website or by phone, providing your requirements.
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