5-Oxo-5-phenylvaleric acid
5-Oxo-5-phenylvaleric acid (CAS: 1501-05-9), with the molecular formula C6H5CO(CH2)3CO2H and a molecular weight of 192.21 g/mol, is a valuable organic building block. This carboxylic acid and carbonyl compound serves as a key intermediate in chemical synthesis, facilitating the construction of more complex molecules. It is supplied by Tech Serve Solutions with a purity of 96%.
- IUPAC
- 4-Benzoylbutyric acid
- Synonyms
- 4-Benzoylbutyric acid

Chemical Synthesis Intermediate
Utilised as a precursor in the synthesis of diverse organic compounds. Its difunctional nature allows for participation in various reactions, making it a versatile component in multi-step syntheses.
Building Block for Organic Chemistry
Serves as a fundamental building block in organic chemistry research and development. Its structure incorporates both a ketone and a carboxylic acid moiety, enabling a range of chemical transformations.
Research and Development
Employed in laboratory settings for the exploration of novel chemical pathways and the development of new materials or pharmaceutical agents.
| Molecular weight | 192.21 |
|---|---|
| Linear formula | C6H5CO(CH2)3CO2H |
| Assay | 96% |
| Melting point | 126-129 °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) | 26-36 |
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-Oxo-5-phenylvaleric acid used for?
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5-Oxo-5-phenylvaleric acid is primarily used as an intermediate and building block in chemical synthesis and organic chemistry research and development.
What are the CAS number and molecular formula for 5-Oxo-5-phenylvaleric acid?
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The CAS number is 1501-05-9 and the molecular formula is C6H5CO(CH2)3CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Oxo-5-phenylvaleric acid with an assay of 96%. This product is not represented as USP, BP, or EP grade.
What are the safety and handling precautions for 5-Oxo-5-phenylvaleric acid?
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This compound is a Warning hazard (GHS07) and can cause skin irritation (H315), serious eye irritation (H319), and respiratory irritation (H335). Recommended personal protective equipment includes a dust mask type N95 (US), eyeshields, and gloves. Avoid breathing dust.
How is 5-Oxo-5-phenylvaleric acid packed, shipped, and exported?
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5-Oxo-5-phenylvaleric acid is carefully packed to ensure safe transport and is available for global export by Tech Serve Solutions.
How can I request a sample or quote for 5-Oxo-5-phenylvaleric acid?
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To request a sample or obtain a quote, please contact the Tech Serve Solutions sales team through the website or by phone.
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