3-Formylbenzonitrile
3-Formylbenzonitrile (CAS: 24964-64-5), also known as 3-cyanobenzaldehyde, is a chemical compound with the molecular formula C8H5NO and a molecular weight of 131.13 g/mol. This organic molecule features both a nitrile and an aldehyde functional group, making it a valuable intermediate in organic synthesis. It is primarily utilised as a building block in the chemical industry, particularly in the development of more complex molecules for research and specialised applications.
- IUPAC
- 3-Cyanobenzaldehyde
- Synonyms
- 3-Cyanobenzaldehyde

Organic Synthesis Intermediate
3-Formylbenzonitrile serves as a crucial building block in the synthesis of diverse organic compounds. Its dual functionality allows for various chemical transformations, enabling the construction of complex molecular architectures.
Research and Development
This compound is employed in research laboratories for the development of novel materials and chemical entities. Its specific structure is useful for exploring new synthetic pathways and functional molecules.
Synthesis of Heterocyclic Compounds
The reactivity of both the aldehyde and nitrile groups makes 3-Formylbenzonitrile a useful precursor for synthesising various heterocyclic compounds, which are important in medicinal chemistry and material science.
| Molecular weight | 131.13 |
|---|---|
| Linear formula | NCC6H4CHO |
| Assay | 98% |
| Boiling point | 210 °C(lit.) |
| Application | 3-Formylbenzonitrile was used in the synthesis of 3-(6,6-dimethyl-5,6-dihydro-4H-benzo[7,8]chromeno[6,5-d]oxazol-2-yl)benzonitrile1. |
| Melting point | 75-78 °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 |
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-Formylbenzonitrile used for?
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3-Formylbenzonitrile is used as an intermediate and building block in organic synthesis, particularly for the preparation of more complex molecules and heterocyclic compounds in research and development settings.
What are the CAS number and molecular formula for 3-Formylbenzonitrile?
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The CAS number for 3-Formylbenzonitrile is 24964-64-5, and its molecular formula is C8H5NO (or NCC6H4CHO).
What grade and purity does Tech Serve Solutions supply for 3-Formylbenzonitrile?
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Tech Serve Solutions supplies 3-Formylbenzonitrile with an assay of 98%. We do not represent this product as USP, BP, EP, or any pharmacopoeia grade unless explicitly stated in the product documentation.
How should 3-Formylbenzonitrile be handled safely?
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3-Formylbenzonitrile is a Warning substance (GHS07) with hazard statements H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation and avoid inhalation of dust or vapours.
Is 3-Formylbenzonitrile available for export?
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Yes, Tech Serve Solutions is a global supplier and exporter of fine chemicals, including 3-Formylbenzonitrile, serving customers worldwide.
How can I request a sample or quote for 3-Formylbenzonitrile?
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To request a sample or a quotation for 3-Formylbenzonitrile, please contact our sales department through the details provided on our website.
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