Methyl 4-bromo-2-methoxybenzoate
Methyl 4-bromo-2-methoxybenzoate (CAS: 139102-34-4) is a complex organic compound with the molecular formula BrC6H3(OCH3)CO2CH3 and a molar mass of 245.07 g/mol. Supplied as a low-melting solid with an assay of 98%, this chemical serves as a versatile building block in organic synthesis. Its structure, featuring a bromo substituent and a methoxy group on a benzoate ester core, makes it valuable for introducing specific functionalities in the development of advanced materials and pharmaceutical intermediates.

Organic Synthesis Intermediate
Utilised as a key intermediate in multi-step organic syntheses, particularly for the construction of complex molecular architectures. Its reactive sites allow for various coupling and derivatisation reactions.
Pharmaceutical Research and Development
Serves as a valuable building block in the discovery and synthesis of novel pharmaceutical compounds. Its specific functional groups can be strategically incorporated into drug candidates.
Material Science Applications
Can be employed in the synthesis of specialised polymers or functional materials where its unique structural features are advantageous. Research into its utility in this field is ongoing.
| Molecular weight | 245.07 |
|---|---|
| Linear formula | BrC6H3(OCH3)CO2CH3 |
| Assay | 98% |
| Form | low-melting solid |
| Boiling point | 100-108 °C/0.01 mmHg(lit.) |
| Melting point | 33 °C(lit.) |

Hazard statements
- H301Toxic if swallowed
Precautionary statements
- P301IF SWALLOWED
| Protective equipment | Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges |
|---|---|
| Flash point | >110 °C / >230 °F |
| 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 Methyl 4-bromo-2-methoxybenzoate used for?
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Methyl 4-bromo-2-methoxybenzoate is primarily used as an intermediate in organic synthesis, including in pharmaceutical research and development and potentially in material science applications.
What are the CAS number and formula for Methyl 4-bromo-2-methoxybenzoate?
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The CAS number is 139102-34-4, and the linear formula is BrC6H3(OCH3)CO2CH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Methyl 4-bromo-2-methoxybenzoate with a purity of 98%. This is a research or technical grade chemical, and TSS does not represent it as USP, BP, or EP grade.
What are the primary safety hazards associated with Methyl 4-bromo-2-methoxybenzoate?
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This compound is classified with GHS06 symbol and 'Danger' signal word, indicating acute toxicity (H301 - Toxic if swallowed). Appropriate personal protective equipment, including eyeshields, face shields, gloves, and P2 respirator cartridges, must be used.
How is Methyl 4-bromo-2-methoxybenzoate packed, shipped, and exported?
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This chemical is shipped according to UN 2811 regulations (Toxic solid, organic, n.o.s., Hazard Class 6.1, Packing Group III). We export globally, adhering to all international shipping and customs regulations.
How can I request a sample or a quote for Methyl 4-bromo-2-methoxybenzoate?
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To request a sample or a quote, please contact our sales department through the website or by calling our dedicated customer service line. Please specify the quantity required.
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