3-(2,4-Difluorophenyl)propionic acid
3-(2,4-Difluorophenyl)propionic acid (CAS: 134672-70-1), with a molecular formula of C9H8F2O2 and a molecular weight of 186.16 g/mol, is a valuable organic building block. This compound, characterised by its aryl fluorinated structure, serves as a key intermediate in various chemical synthesis pathways, particularly within the pharmaceutical and agrochemical sectors. Its difluorophenyl moiety offers unique electronic and steric properties for novel molecule development.
- Synonyms
- C9H8F2O2

Pharmaceutical Intermediates
Used in the synthesis of active pharmaceutical ingredients (APIs), leveraging its fluorinated structure for enhanced biological activity and metabolic stability.
Agrochemical Synthesis
Serves as a precursor for developing new pesticides and herbicides, where fluorination can impart desirable properties such as increased efficacy and environmental persistence.
Organic Synthesis Building Block
A versatile reagent employed in the construction of complex organic molecules, offering a difluorophenyl group for further functionalization.
Materials Science Research
Explored for potential applications in advanced materials due to the unique electronic characteristics conferred by the fluorine atoms.
| Molecular weight | 186.16 |
|---|---|
| Empirical formula | C9H8F2O2 |
| Assay | 97% |
| Melting point | 104-108 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H317May cause an allergic skin reaction
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-43 |
| Safety statements (S) | 36/37 |
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-(2,4-Difluorophenyl)propionic acid used for?
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3-(2,4-Difluorophenyl)propionic acid is primarily used as a building block in organic synthesis, particularly for the development of pharmaceutical intermediates and agrochemicals. It is also explored in materials science research.
What is the CAS number and molecular formula for 3-(2,4-Difluorophenyl)propionic acid?
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The CAS number is 134672-70-1, and the molecular formula is C9H8F2O2.
What grade and purity does Tech Serve Solutions supply for 3-(2,4-Difluorophenyl)propionic acid?
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Tech Serve Solutions supplies 3-(2,4-Difluorophenyl)propionic acid with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade.
How should 3-(2,4-Difluorophenyl)propionic acid be handled safely?
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This compound is classified as harmful if swallowed and may cause an allergic skin reaction. When handling, use a dust mask type N95 (US), wear eyeshields and gloves, and ensure adequate ventilation. It is classified with GHS07 symbol and a Warning signal word.
Is 3-(2,4-Difluorophenyl)propionic acid available for export?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 3-(2,4-Difluorophenyl)propionic acid.
How can I request a quote or sample for 3-(2,4-Difluorophenyl)propionic 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 (134672-70-1).
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