2-(3-Pyridyl)-1H-benzimidazole
2-(3-Pyridyl)-1H-benzimidazole (CAS 1137-67-3) is a nitrogen-containing heterocyclic compound with the molecular formula C12H9N3 and a molecular weight of 195.22 g/mol. It serves as a valuable building block in organic synthesis and chemical research. This compound is typically employed in the development of novel molecules and materials within academic and industrial research settings.
- IUPAC
- 2-(3-Pyridyl)benzimidazole

Organic Synthesis
Utilised as a key intermediate and building block in the synthesis of complex organic molecules. Its benzimidazole and pyridine moieties offer versatile reaction sites for further functionalization.
Pharmaceutical Research
A potential scaffold for the development of new pharmaceutical agents. Benzimidazole derivatives are known to exhibit a range of biological activities, making this compound of interest in drug discovery.
Materials Science
Investigated for its potential use in the development of novel functional materials, such as organic semiconductors or ligands for coordination chemistry. The rigid heterocyclic structure contributes to desirable material properties.
| Molecular weight | 195.22 |
|---|---|
| Empirical formula | C12H9N3 |
| Assay | 97% |
| Melting point | 253-257 °C(lit.) |


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
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-37/38-41 |
| Safety statements (S) | 26-36/37/39 |
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 2-(3-Pyridyl)-1H-benzimidazole primarily used for?
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2-(3-Pyridyl)-1H-benzimidazole is primarily used as a building block in organic synthesis, particularly in pharmaceutical research and materials science due to its heterocyclic structure.
What are the CAS number and formula for 2-(3-Pyridyl)-1H-benzimidazole?
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The CAS number for 2-(3-Pyridyl)-1H-benzimidazole is 1137-67-3, and its molecular formula is C12H9N3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-(3-Pyridyl)-1H-benzimidazole with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
What are the primary hazards associated with 2-(3-Pyridyl)-1H-benzimidazole?
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This compound is classified as Danger, with hazards including H302 (Harmful if swallowed), H315 (Causes skin irritation), H318 (Causes serious eye damage), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including eyeshields, gloves, and a dust mask (type N95 or equivalent), should be used during handling.
How is 2-(3-Pyridyl)-1H-benzimidazole packed and shipped?
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2-(3-Pyridyl)-1H-benzimidazole is carefully packed according to international regulations for chemical export and supplied globally by Tech Serve Solutions.
How can I request a sample or quote for 2-(3-Pyridyl)-1H-benzimidazole?
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To request a sample or obtain a quote for 2-(3-Pyridyl)-1H-benzimidazole, please contact our sales department through the website or via email.
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