(±)-2-Phenylbutyric acid
(±)-2-Phenylbutyric acid (CAS: 90-27-7) is a chiral carboxylic acid with the linear formula CH 3 CH 2 CH(C 6 H 5 )COOH and a molecular weight of 164.20 g/mol. This organic compound serves as a valuable building block in chemical synthesis. Its structure, featuring a phenyl group and a chiral centre, makes it useful in the creation of more complex organic molecules and pharmaceutical intermediates.
- IUPAC
- α-Ethylphenylacetic acid
- Synonyms
- α-Ethylphenylacetic acid

Organic Synthesis
Serves as a versatile building block in the synthesis of various organic compounds, including potential pharmaceutical intermediates and fine chemicals.
Chiral Chemistry
The chiral nature of (±)-2-Phenylbutyric acid allows for its use in stereoselective synthesis and the development of enantiomerically pure compounds.
Research and Development
Utilised in academic and industrial research laboratories for exploring new chemical reactions and developing novel molecular structures.
| Molecular weight | 164.20 |
|---|---|
| Linear formula | CH3CH2CH(C6H5)COOH |
| Assay | 98% |
| Grade | Vetec™ reagent grade |
| Boiling point | 270-272 °C(lit.) |
| Melting point | 39-42 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
| Flash point | 113 °C / 235.4 °F |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
| Safety statements (S) | 22-36 |
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 (±)-2-Phenylbutyric acid used for?
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(±)-2-Phenylbutyric acid is primarily used as a building block in organic synthesis, particularly in the development of pharmaceutical intermediates and in chiral chemistry research.
What is the CAS number and formula for (±)-2-Phenylbutyric acid?
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The CAS number is 90-27-7 and the linear formula is CH 3 CH 2 CH(C 6 H 5 )COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies (±)-2-Phenylbutyric acid in Vetec ™ reagent grade with an assay of 98%.
What are the safety and handling recommendations for (±)-2-Phenylbutyric acid?
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This compound is classified as harmful if swallowed (H302). It is recommended to avoid breathing dust and to wear protective clothing as indicated by safety data sheets. Handle in a well-ventilated area.
How is (±)-2-Phenylbutyric acid packed and shipped?
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Tech Serve Solutions exports fine chemicals globally, ensuring appropriate packaging and compliance with international shipping regulations for chemical substances.
How can I request a quote or sample for (±)-2-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 (90-27-7).
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