5-Nonanone
5-Nonanone (CAS: 502-56-7), a ketone with the linear formula CH3(CH2)3CO(CH2)3CH3 and a molecular weight of 142.24 g/mol, is a clear liquid used in chemical synthesis. It serves as a valuable building block, particularly in organic chemistry for creating more complex molecules. Tech Serve Solutions offers this compound with a minimum assay of 98%, suitable for research and industrial applications where precise chemical structures are required.
- IUPAC
- Dibutyl ketone,Valerone

Organic Synthesis Intermediate
5-Nonanone functions as a key intermediate in various organic synthesis pathways. Its carbonyl group allows for numerous reactions, making it useful for constructing carbon skeletons in medicinal chemistry and materials science.
Synthesis of Oximes
This ketone is utilised in the preparation of oximes, such as 5-nonanketoxime. Oximes are important functional groups with applications in areas ranging from analytical chemistry to the synthesis of nitrogen-containing compounds.
Research and Development
As a defined chemical entity, 5-Nonanone is employed in research laboratories to explore new chemical reactions, develop novel compounds, and investigate reaction mechanisms. Its predictable reactivity makes it a reliable reagent for laboratory studies.
| Molecular weight | 142.24 |
|---|---|
| Linear formula | CH3(CH2)3CO(CH2)3CH3 |
| Assay | 98% |
| Boiling point | 186-187 °C(lit.) |
| Density | 0.826 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.419(lit.) |
| Application | 5-Nonanone was used in the synthesis of 5-nonanketoxime1. |
| Melting point | −50 °C(lit.) |
| Protective equipment | Eyeshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 61 °C / 141.8 °F |
| Transport (UN / ADR) | UN 1224C 3 / PGIII |
| Water hazard class (WGK, DE) | 3 |
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-Nonanone used for?
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5-Nonanone is used as a building block in chemical synthesis and for the preparation of oximes, such as 5-nonanketoxime.
What is the CAS number and formula for 5-Nonanone?
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The CAS number for 5-Nonanone is 502-56-7, and its linear formula is CH3(CH2)3CO(CH2)3CH3.
What grade and purity does Tech Serve Solutions supply for 5-Nonanone?
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Tech Serve Solutions supplies 5-Nonanone with a minimum assay of 98%. This is a technical grade suitable for general chemical synthesis and research purposes. TSS does not represent this product as USP, BP, or EP grade.
How should 5-Nonanone be handled safely?
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5-Nonanone is a combustible liquid (flash point 61 °C) and should be handled with appropriate personal protective equipment, including eyeshields and gloves. Ensure adequate ventilation and avoid sources of ignition.
How is 5-Nonanone packed, shipped, and exported?
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5-Nonanone is carefully packed according to international shipping regulations for hazardous materials (UN 1224, Class 3, PGIII). Tech Serve Solutions is experienced in global export logistics.
How can I request a sample or quote for 5-Nonanone?
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Please contact our sales team through the website or via direct enquiry to request a sample or a quotation for 5-Nonanone.
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