3-Methylbenzofuran
3-Methylbenzofuran (CAS: 21535-97-7) is a heterocyclic organic compound with the molecular formula C9H8O and a molecular weight of 132.16 g/mol. This benzofuran derivative serves as a valuable building block in organic synthesis. It is primarily employed in chemical research and development, contributing to the construction of more complex molecular structures within the pharmaceutical and materials science sectors. Its properties make it a useful intermediate.

Chemical Synthesis Intermediate
3-Methylbenzofuran functions as a versatile intermediate in the synthesis of various organic compounds. Its benzofuran core can be incorporated into larger molecules, facilitating the development of novel pharmaceuticals and advanced materials.
Research and Development
This compound is utilised in academic and industrial research laboratories for exploring new synthetic pathways and discovering compounds with potential biological activity or material properties.
Heterocyclic Chemistry
As a substituted benzofuran, it is an important building block for heterocyclic chemistry, enabling the study and creation of diverse ring systems.
| Molecular weight | 132.16 |
|---|---|
| Empirical formula | C9H8O |
| Assay | 97% |
| Boiling point | 195-197 °C/760 mmHg |
| Density | 1.046 g/mL at 25 °C |
| Refractive index | n20/D 1.554 |
| Storage temperature | 2-8°C |


Hazard statements
- H302Harmful if swallowed
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| 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 3-Methylbenzofuran used for?
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3-Methylbenzofuran is primarily used as a building block and intermediate in organic synthesis and chemical research and development.
What are the CAS number and formula for 3-Methylbenzofuran?
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The CAS number is 21535-97-7, and the empirical formula is C9H8O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Methylbenzofuran with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the safety concerns when handling 3-Methylbenzofuran?
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3-Methylbenzofuran is classified as harmful if swallowed (H302) and causes serious eye damage (H318). Appropriate personal protective equipment, including eyeshields, face shields, and suitable gloves, should be worn. Handle in a well-ventilated area or with respiratory protection.
How is 3-Methylbenzofuran packed and exported by TSS?
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3-Methylbenzofuran is available from Tech Serve Solutions, a global supplier and exporter, packed according to industry standards for safe transportation.
How can I request a quote or sample for 3-Methylbenzofuran?
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To request a quote or sample of 3-Methylbenzofuran, please contact our sales team through the website or designated contact channels.
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