4-Chloro-2-fluorobenzoic acid
4-Chloro-2-fluorobenzoic acid (CAS: 446-30-0; Formula: ClC6H3(F)CO2H) is a halogenated aromatic carboxylic acid with a molecular weight of 174.56 g/mol. This compound serves as a valuable building block in organic synthesis. It is particularly useful in the development of novel herbicides and in the preparation of compounds investigated for potential liquid crystal applications. TSS supplies this chemical with a minimum assay of 98%.

Herbicidal Compound Synthesis
4-Chloro-2-fluorobenzoic acid is a key intermediate in the synthesis of novel herbicidal isoxazolecarboxamides. Its specific structural features allow for the precise construction of these agrochemical agents.
Liquid Crystal Material Preparation
The compound has been employed in the preparation of potential liquid crystal materials. Its fluorinated aromatic structure can contribute to desirable mesogenic properties.
Organic Synthesis Building Block
As a functionalised aromatic compound, it acts as a versatile building block for creating more complex organic molecules in research and development settings.
| Molecular weight | 174.56 |
|---|---|
| Linear formula | ClC6H3(F)CO2H |
| Assay | 98% |
| Application | Useful for the synthesis of novel herbicidal isoxazolecarboxamides1 and for the preparation of potential liquid crystals.2 |
| Melting point | 204-208 °C(lit.) |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
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 4-Chloro-2-fluorobenzoic acid used for?
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4-Chloro-2-fluorobenzoic acid is primarily used as a building block in organic synthesis, notably for the preparation of novel herbicidal isoxazolecarboxamides and potential liquid crystal materials.
What are the CAS number and chemical formula for 4-Chloro-2-fluorobenzoic acid?
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The CAS number is 446-30-0 and the chemical formula is ClC6H3(F)CO2H.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 4-Chloro-2-fluorobenzoic acid with a minimum assay of 98%. This is a technical/research grade material, and TSS does not represent it as USP, BP, or EP grade.
How should 4-Chloro-2-fluorobenzoic acid be handled safely?
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Handling should be done with appropriate personal protective equipment, including a dust mask (N95 type), eyeshields, and gloves. Ensure good ventilation. It is classified with hazards H315 (Causes skin irritation), H319 (Causes serious eye irritation), and H335 (May cause respiratory irritation).
Is 4-Chloro-2-fluorobenzoic acid a controlled substance?
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Based on the provided data, there is no indication that 4-Chloro-2-fluorobenzoic acid is a controlled substance.
How is this chemical packed and shipped by TSS?
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Tech Serve Solutions, as a specialist global supplier and exporter, ensures appropriate packaging and adherence to regulations for the shipment of chemicals like 4-Chloro-2-fluorobenzoic acid.
How can I request a quote or sample of 4-Chloro-2-fluorobenzoic acid?
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Please contact our sales department via the website or direct inquiry channels to request a quote or a sample of 4-Chloro-2-fluorobenzoic acid.
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