2-Chloro-4-fluorobenzaldehyde
2-Chloro-4-fluorobenzaldehyde (CAS 84194-36-5) is a key organic building block with the molecular formula ClC6H3(F)CHO and a molecular weight of 158.56 g/mol. This fluorinated aromatic aldehyde serves as a versatile intermediate in the synthesis of diverse organic compounds. It is particularly valuable in the development of pharmaceuticals and agrochemicals, owing to the presence of both halogen substituents and the reactive aldehyde group, facilitating a range of chemical transformations.

Pharmaceutical Intermediate
Utilised in the synthesis of active pharmaceutical ingredients (APIs). The compound's structure allows for derivatisation into more complex molecules with potential therapeutic properties.
Agrochemical Synthesis
Serves as a building block for novel agrochemicals, including pesticides and herbicides. Its fluorinated aromatic structure can impart desirable biological activity and stability.
Material Science
Can be employed in the development of specialised polymers and organic electronic materials. The reactive aldehyde group enables its incorporation into polymer backbones or side chains.
Research and Development
A valuable reagent for organic chemists exploring new synthetic routes and novel molecular architectures in academic and industrial research settings.
| Molecular weight | 158.56 |
|---|---|
| Linear formula | ClC6H3(F)CHO |
| Assay | 97% |
| Boiling point | 118-120 °C/50 mmHg(lit.) |
| Melting point | 60-63 °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) | 26-37/39 |
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-Chloro-4-fluorobenzaldehyde used for?
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2-Chloro-4-fluorobenzaldehyde is primarily used as an intermediate in the synthesis of pharmaceuticals, agrochemicals, and specialised organic materials. It is also a valuable reagent for research and development purposes.
What is the CAS number and formula for 2-Chloro-4-fluorobenzaldehyde?
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The CAS number for 2-Chloro-4-fluorobenzaldehyde is 84194-36-5, and its chemical formula is ClC6H3(F)CHO.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Chloro-4-fluorobenzaldehyde with a minimum assay of 97%. This product is suitable for research and general chemical synthesis; TSS does not represent it as USP, BP, or EP grade.
How should 2-Chloro-4-fluorobenzaldehyde be handled safely?
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Handle 2-Chloro-4-fluorobenzaldehyde with appropriate personal protective equipment, including a dust mask (N95), eyeshields, and gloves. It is a Warning substance (GHS07) that causes skin irritation (H315), serious eye irritation (H319), and may cause respiratory irritation (H335). Work in a well-ventilated area.
Is 2-Chloro-4-fluorobenzaldehyde exported by TSS?
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Yes, Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals, including 2-Chloro-4-fluorobenzaldehyde.
How can I request a quote or sample?
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To request a quote or sample of 2-Chloro-4-fluorobenzaldehyde, please contact the TSS sales team through our website or by phone.
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