3-Bromo-1-methyl-7-azaindole
3-Bromo-1-methyl-7-azaindole (CAS: 281192-91-4) is a halogenated heterocyclic compound with the molecular formula C8H7BrN2 and a molecular weight of 211.06 g/mol. This azaindole derivative serves as a valuable building block in organic synthesis, particularly for the construction of complex molecules in medicinal chemistry and materials science research. Its reactivity is influenced by the bromo substituent and the electron-rich pyrrolo[2,3-b]pyridine core.
- IUPAC
- 3-Bromo-1-methyl-1H-pyrrolo[2,3-b]pyridine
- Synonyms
- 3-Bromo-1-methyl-1H-pyrrolo[2,3-b]pyridine

Organic Synthesis Intermediate
3-Bromo-1-methyl-7-azaindole is utilized as a key intermediate in the synthesis of novel organic compounds. Its structure allows for diverse chemical transformations, making it suitable for developing new molecular scaffolds.
Medicinal Chemistry Research
This compound is employed in drug discovery programs for the synthesis of potential therapeutic agents. It can be incorporated into molecules designed to interact with specific biological targets.
Materials Science
The azaindole core structure, modified by bromination, finds application in the development of advanced materials. Researchers may use it to create compounds with specific electronic or photophysical properties.
| Molecular weight | 211.06 |
|---|---|
| Empirical formula | C8H7BrN2 |
| Assay | 97% |
| Density | 1.505 g/mL at 25 °C |
| Refractive index | n20/D 1.629 |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Flash point | >110 °C / >230 °F |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41 |
| Safety statements (S) | 26-39 |
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-methyl-7-azaindole used for?
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3-Bromo-1-methyl-7-azaindole is primarily used as a building block in organic synthesis and in medicinal chemistry research for the development of new molecular structures and potential therapeutic agents.
What are the CAS number and formula for 3-Bromo-1-methyl-7-azaindole?
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The CAS number is 281192-91-4, and the empirical formula is C8H7BrN2.
What grade and purity does Tech Serve Solutions supply for 3-Bromo-1-methyl-7-azaindole?
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Tech Serve Solutions supplies 3-Bromo-1-methyl-7-azaindole 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-methyl-7-azaindole?
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3-Bromo-1-methyl-7-azaindole is classified with Danger as a signal word, presenting hazards H302 (Harmful if swallowed), H315 (Causes skin irritation), H318 (Causes serious eye damage), and H335 (May cause respiratory irritation). Appropriate personal protective equipment and handling procedures are essential.
How is 3-Bromo-1-methyl-7-azaindole packed, shipped, and exported?
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Tech Serve Solutions ensures secure packaging and handles the export of 3-Bromo-1-methyl-7-azaindole in compliance with all relevant international shipping regulations for chemical products.
How can I request a sample or quote for 3-Bromo-1-methyl-7-azaindole?
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To request a sample or a quote for 3-Bromo-1-methyl-7-azaindole, please contact our sales team through the website or by phone.
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