4-Acetylbutyric acid
4-Acetylbutyric acid (CAS: 3128-06-1; Formula: CH3CO(CH2)3CO2H) is a valuable organic compound with a molecular weight of 130.14 g/mol. This versatile molecule, also known as 5-Ketohexanoic acid, serves as a crucial building block in organic synthesis. Its dual functionality, featuring both a ketone and a carboxylic acid group, allows for diverse chemical transformations, making it an important intermediate in the production of various fine chemicals and research compounds.
- IUPAC
- 5-Ketohexanoic acid

Organic Synthesis Intermediate
4-Acetylbutyric acid is widely employed as an intermediate in the synthesis of more complex organic molecules. Its reactive functional groups enable its participation in a variety of chemical reactions, facilitating the construction of diverse molecular architectures.
Building Block for Fine Chemicals
This compound serves as a foundational building block in the fine chemical industry. It is utilized in the development and manufacturing of specialised chemicals for research and industrial applications.
Research and Development
In R&D settings, 4-Acetylbutyric acid is a useful reagent for exploring new synthetic pathways and developing novel compounds. Its well-defined structure and reactivity make it a reliable choice for laboratory investigations.
| Molecular weight | 130.14 |
|---|---|
| Linear formula | CH3CO(CH2)3CO2H |
| Assay | 97% |
| Boiling point | 274-275 °C(lit.) |
| Density | 1.09 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.4451(lit.) |
| Melting point | 13-14 °C(lit.) |
| Protective equipment | Eyeshields, Gloves |
|---|---|
| Flash point | >113 °C / >235.4 °F |
| 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 4-Acetylbutyric acid primarily used for?
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4-Acetylbutyric acid is primarily used as a versatile building block and intermediate in organic synthesis for the creation of fine chemicals and research compounds.
What is the CAS number and chemical formula for 4-Acetylbutyric acid?
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The CAS number for 4-Acetylbutyric acid is 3128-06-1, and its chemical formula is CH3CO(CH2)3CO2H.
What grade and purity does Tech Serve Solutions supply for 4-Acetylbutyric acid?
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Tech Serve Solutions supplies 4-Acetylbutyric acid with an assay of 97%. We do not represent this product as USP, BP, or EP grade; it is supplied for research and technical use.
What are the safety and handling recommendations for 4-Acetylbutyric acid?
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For safe handling, it is recommended to wear eyeshields and gloves. 4-Acetylbutyric acid has a flash point above 113 °C (235.4 °F) and requires appropriate precautions for flammable materials.
Is 4-Acetylbutyric acid regulated or controlled?
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Based on the provided data, there is no indication that 4-Acetylbutyric acid is a controlled substance.
How is 4-Acetylbutyric acid packed and shipped?
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4-Acetylbutyric acid is carefully packed to ensure product integrity during transit and is exported globally by Tech Serve Solutions.
How can I request a sample or quote for 4-Acetylbutyric acid?
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To request a sample or a quote for 4-Acetylbutyric acid, please contact our sales team through the website or by phone.
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