2,3-Difluorophenylacetic acid
2,3-Difluorophenylacetic acid (CAS: 145689-41-4), with the molecular formula F₂C₆H₃CH₂CO₂H and a molecular weight of 172.13 g/mol, is a fluorinated organic compound. It serves as a valuable building block in chemical synthesis, particularly within the realm of organic chemistry and the development of novel materials and pharmaceuticals. Its specific structure offers unique reactivity for chemists.
- Synonyms
- F2C6H3CH2CO2H

Chemical Synthesis Intermediate
2,3-Difluorophenylacetic acid is primarily utilised as an intermediate in various organic synthesis pathways. Its difluorinated phenyl ring and acetic acid moiety allow for diverse chemical transformations.
Fluorinated Building Block
As a fluorinated building block, this compound is instrumental in introducing fluorine atoms into more complex molecules. This is crucial in medicinal chemistry and materials science where fluorine incorporation can significantly alter a compound's properties.
Research and Development
This chemical is employed in research and development laboratories for the exploration of new synthetic routes and the creation of novel chemical entities.
| Molecular weight | 172.13 |
|---|---|
| Linear formula | F2C6H3CH2CO2H |
| Assay | 97% |
| Application | 2,3-Difluorophenylacetic acid may be used in chemical synthesis. |
| Melting point | 116-119 °C(lit.) |

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
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-36/37/38 |
| Safety statements (S) | 26 |
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 2,3-Difluorophenylacetic acid used for?
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2,3-Difluorophenylacetic acid is used as an intermediate in chemical synthesis and as a fluorinated building block in organic chemistry research and development.
What is the CAS number and formula for 2,3-Difluorophenylacetic acid?
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The CAS number for 2,3-Difluorophenylacetic acid is 145689-41-4 and its linear formula is F₂C₆H₃CH₂CO₂H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2,3-Difluorophenylacetic acid with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 2,3-Difluorophenylacetic acid be handled safely?
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2,3-Difluorophenylacetic acid is classified as a Warning substance. It can cause irritation to the skin, eyes, and respiratory tract (H315, H319, H335) and may be harmful if swallowed (H302). Handle with appropriate personal protective equipment in a well-ventilated area. Refer to the safety data sheet for comprehensive handling information.
Can Tech Serve Solutions export this chemical?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals and laboratory reagents, including 2,3-Difluorophenylacetic acid.
How can I request a quote or sample?
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To request a quote or a sample of 2,3-Difluorophenylacetic acid, please contact our sales team via the website or through the provided contact details.
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