3-Bromo-1-methylindazole
3-Bromo-1-methylindazole (CAS: 326474-67-3) is a halogenated heterocyclic compound with the molecular formula C8H7BrN2 and a molecular weight of 211.06 g/mol. This indazole derivative serves as a valuable building block in organic synthesis, particularly for the development of complex molecules within the pharmaceutical and chemical research sectors. Its structure allows for diverse chemical transformations, making it a key intermediate for novel compound discovery.
- IUPAC
- N-Methyl-3-bromoindazole
- Synonyms
- N-Methyl-3-bromoindazole

Organic Synthesis Intermediate
Utilised as a versatile building block in multi-step organic syntheses for creating more complex molecular architectures. Its reactivity profile supports various coupling and functionalization reactions.
Pharmaceutical Research
Serves as a precursor in the research and development of new drug candidates. The indazole core is present in various biologically active compounds, making this derivative a subject of interest for medicinal chemists.
Heterocyclic Chemistry
Employed in studies focusing on the synthesis and properties of indazole derivatives and other halogenated heterocycles. It enables the exploration of structure-activity relationships.
| Molecular weight | 211.06 |
|---|---|
| Empirical formula | C8H7BrN2 |
| Assay | 97% |
| Melting point | 35-40 °C |

Hazard statements
- H301Toxic if swallowed
Precautionary statements
- P301IF SWALLOWED
| 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 3-Bromo-1-methylindazole used for?
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3-Bromo-1-methylindazole is primarily used as a building block and intermediate in organic synthesis, particularly within pharmaceutical research and the development of novel heterocyclic compounds.
What are the CAS number and formula for 3-Bromo-1-methylindazole?
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The CAS number for 3-Bromo-1-methylindazole is 326474-67-3, and its molecular formula is C8H7BrN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Bromo-1-methylindazole with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the primary safety hazards associated with 3-Bromo-1-methylindazole?
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This compound is classified as acutely toxic if swallowed (H301) and carries the GHS06 symbol with a Danger signal word. Handle with extreme caution in a well-ventilated area, wearing appropriate personal protective equipment.
Is 3-Bromo-1-methylindazole available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 3-Bromo-1-methylindazole. We adhere to all international shipping regulations.
How can I request a sample or quote for 3-Bromo-1-methylindazole?
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To request a sample or obtain a quote, please contact our sales team through the website or by phone. Please specify the quantity required and your delivery location.
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