5-Methoxy-4-azaindole
5-Methoxy-4-azaindole (CAS 17288-40-3), with the molecular formula C8H8N2O and a molecular weight of 148.16 g/mol, is a heterocyclic building block. This azaindole derivative is primarily utilised in chemical synthesis and serves as a valuable intermediate in the development of novel compounds. Its structural features make it an important component for researchers in organic and medicinal chemistry seeking to construct more complex molecular architectures.
- IUPAC
- 5-Methoxy-1H-pyrrolo[3,2-b]pyridine
- Synonyms
- 5-Methoxy-1H-pyrrolo[3,2-b]pyridine

Organic Synthesis Intermediate
5-Methoxy-4-azaindole is employed as a key intermediate in the synthesis of various organic compounds. Its azaindole core allows for diverse functionalization, making it suitable for constructing complex molecular scaffolds.
Pharmaceutical Research
This compound serves as a building block in medicinal chemistry for the exploration of new therapeutic agents. Its structural motif is found in compounds with potential biological activity, driving its use in drug discovery research.
Heterocyclic Chemistry
As a functionalized azaindole, 5-Methoxy-4-azaindole is a useful reagent in heterocyclic chemistry. It enables the synthesis of novel heterocyclic systems with potential applications in materials science and other fields.
| Molecular weight | 148.16 |
|---|---|
| Empirical formula | C8H8N2O |
| Assay | 95% |
| Melting point | 108-112 °C |


Hazard statements
- H302Harmful if swallowed
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-41 |
| 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 5-Methoxy-4-azaindole used for?
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5-Methoxy-4-azaindole is primarily used as an intermediate in organic synthesis and as a building block in pharmaceutical research and heterocyclic chemistry.
What is the CAS number and molecular formula of 5-Methoxy-4-azaindole?
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The CAS number for 5-Methoxy-4-azaindole is 17288-40-3, and its molecular formula is C8H8N2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Methoxy-4-azaindole with an assay of 95%. TSS does not represent this product as USP, BP, or EP grade.
How should 5-Methoxy-4-azaindole be handled?
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5-Methoxy-4-azaindole is classified as Dangerous Goods. It is harmful if swallowed and causes serious eye damage. Always handle with appropriate personal protective equipment, including gloves and eye protection, and follow all safety precautions (P280, P305 + P351 + P338).
Is 5-Methoxy-4-azaindole a controlled substance?
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The provided data does not indicate that 5-Methoxy-4-azaindole is a controlled substance.
How is 5-Methoxy-4-azaindole packed and shipped?
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5-Methoxy-4-azaindole is carefully packed and can be exported globally by Tech Serve Solutions. Please contact us for specific shipping details.
How can I request a sample or quote for 5-Methoxy-4-azaindole?
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To request a sample or quote for 5-Methoxy-4-azaindole, please contact the Tech Serve Solutions sales team through our website or by phone.
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