2-Bromo-5-methoxybenzonitrile
2-Bromo-5-methoxybenzonitrile (CAS: 138642-47-4) is a chemical compound with the molecular formula C8H6BrNO and a molecular weight of 212.04 g/mol. This aromatic nitrile is a valuable building block in organic synthesis, particularly in the pharmaceutical and fine chemical industries. Its structure, featuring a bromine atom and a methoxy group on a benzonitrile core, allows for diverse chemical transformations. Tech Serve Solutions supplies this compound with an assay of 97% for research and development purposes.

Pharmaceutical Intermediate
2-Bromo-5-methoxybenzonitrile serves as a key intermediate in the synthesis of various pharmaceutical compounds. Its functional groups can be readily modified to construct complex molecular architectures for drug discovery.
Organic Synthesis Building Block
This compound is a versatile building block for creating more complex organic molecules. It is frequently used in research laboratories for developing novel synthetic routes and exploring new chemical entities.
Fine Chemical Production
It finds application in the production of fine chemicals where specific structural features are required. The presence of both bromine and nitrile functionalities offers multiple reaction pathways.
| Molecular weight | 212.04 |
|---|---|
| Empirical formula | C8H6BrNO |
| Assay | 97% |
| Storage temperature | 2-8°C |
| Melting point | 99-102 °C |

Hazard statements
- H302Harmful if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
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 2-Bromo-5-methoxybenzonitrile used for?
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2-Bromo-5-methoxybenzonitrile is primarily used as a building block in organic synthesis, particularly in the development of pharmaceutical intermediates and fine chemicals.
What is the CAS number and formula for 2-Bromo-5-methoxybenzonitrile?
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The CAS number is 138642-47-4, and the empirical formula is C8H6BrNO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Bromo-5-methoxybenzonitrile with an assay of 97%. This product is supplied for research and development and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 2-Bromo-5-methoxybenzonitrile be handled safely?
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Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. It is classified as harmful if swallowed and causes serious eye irritation (H302-H319).
How is 2-Bromo-5-methoxybenzonitrile packed and shipped?
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This chemical is typically stored at 2-8°C. TSS exports fine chemicals globally, ensuring appropriate packaging and adherence to shipping regulations for international transit.
How can I request a quote or sample?
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To request a quote or sample of 2-Bromo-5-methoxybenzonitrile, please contact the TSS sales department through our website or by calling us directly.
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