Phenylacetone
Phenylacetone (CAS: 103-79-7), also known as Benzyl methyl ketone, is an organic compound with the linear formula C<sub>6</sub>H<sub>5</sub>CH<sub>2</sub>COCH<sub>3</sub> and a molecular weight of 134.18 g/mol. This ketone is primarily utilized as a chemical intermediate and building block in organic synthesis. Its availability is restricted to the EU, and it is designated as a US DEA Schedule II controlled substance.
- IUPAC
- Benzyl methyl ketone,Phenyl-2-propanone
- Synonyms
- Benzyl methyl ketonePhenyl-2-propanone

Organic Synthesis Intermediate
Phenylacetone serves as a crucial precursor in the synthesis of various organic compounds. Its reactive carbonyl group and adjacent methylene group allow for diverse chemical transformations.
Building Block for Complex Molecules
As a versatile building block, Phenylacetone is employed in constructing more complex molecular architectures within research and development settings.
Ketone Chemistry Research
This compound is utilised in academic and industrial laboratories to study ketone reactivity and explore novel synthetic methodologies.
| Molecular weight | 134.18 |
|---|---|
| Linear formula | C6H5CH2COCH3 |
| Assay | 99% |
| Density | 1.003 g/mL at 20 °C(lit.) |
| Protective equipment | Eyeshields, Gloves, half-mask respirator (EU), half-mask respirator (US), multi-purpose combination respirator cartridge (US) |
|---|---|
| Flash point | 90 °C / 194 °F |
| Transport (UN / ADR) | NA 1993 / 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.
| Drug Control | USDEA Schedule II |
|---|---|
| Availability | available only in EU |
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 Phenylacetone primarily used for?
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Phenylacetone is primarily used as an intermediate and building block in organic synthesis and for research purposes in ketone chemistry.
What are the CAS number and chemical formula for Phenylacetone?
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The CAS number for Phenylacetone is 103-79-7, and its linear formula is C6H5CH2COCH3.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phenylacetone with an assay of 99%. This is a technical/research grade product and is not represented as USP, BP, EP, or other pharmacopoeial grades.
What are the safety and handling considerations for Phenylacetone?
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Phenylacetone is a flammable liquid (Flash Point 90°C / 194°F) and requires careful handling. Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection (half-mask respirator or multi-purpose combination cartridge), should be used. It is classified as WGK 2 in Germany.
Is Phenylacetone a controlled substance?
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Yes, Phenylacetone is designated as a US DEA Schedule II controlled substance.
How is Phenylacetone shipped and exported?
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Phenylacetone is available for purchase and shipment within the EU. International export may be subject to specific regulations due to its controlled status.
How can I request a sample or quote for Phenylacetone?
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Please contact our sales team through the website to request a sample or a formal quotation for Phenylacetone.
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