5-Methoxybenzimidazole
5-Methoxybenzimidazole (CAS: 4887-80-3; C8H8N2O) is a heterocyclic organic compound with a molecular weight of 148.16 g/mol. This compound serves as a valuable building block in organic synthesis. It is primarily utilised in the chemical industry for the development of novel molecules and intermediates, particularly within the fields of medicinal chemistry and materials science.

Organic Synthesis Intermediate
5-Methoxybenzimidazole is employed as a key intermediate in multi-step organic synthesis. Its benzimidazole core allows for further functionalization, enabling the creation of complex molecular architectures.
Pharmaceutical Research
This compound can be used as a scaffold or building block in the design and synthesis of potential drug candidates. Benzimidazole derivatives are known to exhibit a wide range of biological activities.
Chemical Research
Researchers utilise 5-Methoxybenzimidazole for exploring new chemical reactions and developing novel heterocyclic compounds. It is a useful reagent for academic and industrial research laboratories.
| Molecular weight | 148.16 |
|---|---|
| Empirical formula | C8H8N2O |
| Assay | 97% |
| Melting point | 121-126 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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-Methoxybenzimidazole used for?
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5-Methoxybenzimidazole is primarily used as a building block in organic synthesis and in pharmaceutical research for developing potential drug candidates and novel heterocyclic compounds.
What are the CAS number and chemical formula for 5-Methoxybenzimidazole?
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The CAS number for 5-Methoxybenzimidazole is 4887-80-3 and its chemical formula is C8H8N2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Methoxybenzimidazole with a minimum assay of 97%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or pharmacopoeia grade.
How should 5-Methoxybenzimidazole be handled safely?
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Based on GHS classifications, 5-Methoxybenzimidazole is a warning substance. Handle with appropriate personal protective equipment including eyeshields, gloves, and a dust mask (N95 type). Avoid breathing dust and ensure adequate ventilation. It causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335).
How is 5-Methoxybenzimidazole packed and exported?
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5-Methoxybenzimidazole is carefully packed to ensure safe transit and is available for global export by Tech Serve Solutions, a specialist supplier since 1998.
How can I request a sample or quote for 5-Methoxybenzimidazole?
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To request a sample or a quote for 5-Methoxybenzimidazole, please contact the Tech Serve Solutions sales team through our website or direct contact details.
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