(±)-3-Phenylbutyric acid
(±)-3-Phenylbutyric acid (CAS: 4593-90-2) is a chiral carboxylic acid with the linear formula CH3CH(C6H5)CH2COOH and a molecular weight of 164.20 g/mol. This compound serves as a valuable organic building block in chemical synthesis. Its structure, featuring a phenyl group and a carboxylic acid moiety, makes it suitable for incorporation into more complex molecules within research and development settings.
- IUPAC
- (±)-β-Methylhydrocinnamic acid
- Synonyms
- (±)-β-Methylhydrocinnamic acid

Organic Synthesis Intermediate
(±)-3-Phenylbutyric acid is utilised as a versatile intermediate in the synthesis of various organic compounds. Its functional groups allow for diverse chemical transformations, making it a useful component in the development of new chemical entities.
Research and Development
This compound finds application in laboratory research, particularly in academic and industrial R&D settings. It serves as a starting material or reagent for exploring novel synthetic pathways and developing new materials.
Building Block for Complex Molecules
As an organic building block, (±)-3-Phenylbutyric acid can be integrated into larger molecular structures. It is employed in the construction of complex organic molecules where its specific chiral and functional group properties are advantageous.
| Molecular weight | 164.20 |
|---|---|
| Linear formula | CH3CH(C6H5)CH2COOH |
| Assay | ≥97.0% (GC) |
| Grade | purum |
| Boiling point | 170-172 °C/20 mmHg(lit.) |
| Density | 1.515 g/mL at 25 °C(lit.) |
| Melting point | 35-38 °C(lit.)35-38 °C |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Flash point | 110 °C / 230 °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 (±)-3-Phenylbutyric acid used for?
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(±)-3-Phenylbutyric acid is primarily used as an organic building block in chemical synthesis and for research and development purposes.
What is the CAS number and molecular formula for (±)-3-Phenylbutyric acid?
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The CAS number is 4593-90-2 and the linear molecular formula is CH3CH(C6H5)CH2COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (±)-3-Phenylbutyric acid in purum grade with an assay of ≥97.0% (GC). We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
What are the safety and handling precautions for (±)-3-Phenylbutyric acid?
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This compound has a flash point of 110 °C (230 °F) and is classified under WGK Germany 3. Recommended personal protective equipment includes eyeshields, gloves, and a type N95 (US) or type P1 (EN143) respirator filter.
How is (±)-3-Phenylbutyric acid packed and shipped?
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Tech Serve Solutions adheres to all necessary regulations for the safe packing, handling, and export of fine chemicals globally.
How can I request a quote or sample of (±)-3-Phenylbutyric acid?
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To request a quote or sample, please contact our sales team through the website or by phone, providing the product name and CAS number.
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