1-Phenyl-1,2-propanedione
1-Phenyl-1,2-propanedione (CAS: 579-07-7) is a diketone with the molecular formula C₆H₅COCOCH₃ and a molecular weight of 148.16 g/mol. This compound is recognised for its distinct organoleptic properties, including notes of butter, green, medicinal, vegetable, and pepper. It serves as a versatile building block in organic synthesis and finds applications in chemical research and cell biology studies, primarily due to its reactive carbonyl groups.
- IUPAC
- Acetyl benzoyl
- Synonyms
- C6H5COCOCH3Acetyl benzoyl

Organic Synthesis
1-Phenyl-1,2-propanedione is employed as a building block in the synthesis of various organic compounds. Its diketone structure allows for diverse chemical transformations, making it valuable for creating more complex molecules.
Chemical Research Reagent
Utilised in laboratory settings for a range of research purposes, including the exploration of new chemical reactions and the development of novel compounds. Its specific chemical properties make it an interesting subject for mechanistic studies.
Cell Biology Studies
As a bioactive small molecule, it may be used in cell biology research to investigate cellular processes or as a tool compound. Its biological activity profile is an area of interest for researchers.
| Molecular weight | 148.16 |
|---|---|
| Linear formula | C6H5COCOCH3 |
| Assay | 99% |
| Boiling point | 103-105 °C/14 mmHg(lit.) |
| Density | 1.101 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.532(lit.) |
| Impurities tested | 1% methyl benzoate |

Hazard statements
- H302Harmful if swallowed
- 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 | Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 84 °C / 183.2 °F |
| Transport (UN / ADR) | NA 1993 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Gene Information | human ... ACHE(43), BCHE(590), CES1(1066) |
|---|---|
| Organoleptic | butter; green; medicinal; vegetable; pepper |
| Allergen | no known allergens |
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 1-Phenyl-1,2-propanedione used for?
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1-Phenyl-1,2-propanedione is primarily used as a building block in organic synthesis, as a chemical research reagent, and in cell biology studies. Its organoleptic profile also suggests potential use in flavour or fragrance research.
What are the CAS number and molecular formula for 1-Phenyl-1,2-propanedione?
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The CAS number for 1-Phenyl-1,2-propanedione is 579-07-7, and its linear molecular formula is C₆H₅COCOCH₃.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 1-Phenyl-1,2-propanedione with an assay of 99%. We do not represent this product as meeting any pharmacopoeia standards (e.g., USP, BP, EP) unless explicitly stated.
How should 1-Phenyl-1,2-propanedione be handled safely?
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1-Phenyl-1,2-propanedione is classified with a 'Warning' signal word and carries hazard statements H302 (Harmful if swallowed), H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation). Appropriate personal protective equipment, including eyeshields, gloves, and respiratory protection, should be used. Refer to the safety data sheet for comprehensive handling information.
Is this chemical suitable for food or pharmaceutical applications?
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Based on the provided data, 1-Phenyl-1,2-propanedione is supplied at 99% purity and is primarily intended for research and chemical synthesis. It is not explicitly graded for food or pharmaceutical use.
How is 1-Phenyl-1,2-propanedione packaged and exported?
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1-Phenyl-1,2-propanedione is packaged according to industry standards for chemical reagents and is available for export globally by Tech Serve Solutions. Specific packaging details can be provided upon request.
How can I request a quote or sample?
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To request a quote or a sample of 1-Phenyl-1,2-propanedione, please contact the Tech Serve Solutions sales team through our website or by phone, providing your contact details and the quantity required.
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