3-Chloro-4-fluorophenylhydrazine
3-Chloro-4-fluorophenylhydrazine (CAS: 84282-78-0) is an organic compound with the molecular formula C6H6ClFN2 and a molecular weight of 160.58 g/mol. This fluorinated hydrazine derivative serves as a valuable building block in organic synthesis. Its chemical structure lends itself to the creation of more complex molecules, particularly within the pharmaceutical and agrochemical research sectors. It is supplied by TSS with an assay of 96% and requires storage at -20°C.

Organic Synthesis Intermediate
3-Chloro-4-fluorophenylhydrazine is utilised as a key intermediate in the synthesis of various organic compounds. Its reactive hydrazine moiety and substituted aromatic ring make it a versatile precursor for heterocyclic chemistry and the development of novel molecular scaffolds.
Pharmaceutical Research
This compound is employed in the research and development of new pharmaceutical agents. The incorporation of the chloro and fluoro substituents can modulate the pharmacokinetic and pharmacodynamic properties of drug candidates.
Agrochemical Development
It serves as a building block in the discovery of new agrochemicals, such as pesticides and herbicides. The unique combination of functional groups allows for the fine-tuning of biological activity and environmental persistence.
| Molecular weight | 160.58 |
|---|---|
| Linear formula | FC6H3(Cl)NHNH2 |
| Assay | 96% |
| Storage temperature | −20°C |
| Melting point | 74-79 °C(lit.) |


Hazard statements
- H301Toxic if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| 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 3-Chloro-4-fluorophenylhydrazine used for?
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3-Chloro-4-fluorophenylhydrazine is primarily used as an intermediate and building block in organic synthesis, particularly for research in the pharmaceutical and agrochemical sectors.
What are the CAS number and molecular formula for 3-Chloro-4-fluorophenylhydrazine?
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The CAS number is 84282-78-0 and the molecular formula is C6H6ClFN2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 3-Chloro-4-fluorophenylhydrazine with an assay of 96%. We do not represent this product as USP, BP, or EP grade.
How should 3-Chloro-4-fluorophenylhydrazine be handled safely?
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Handling requires caution due to its hazards (Danger, H301-H315-H318-H335). Use a dust mask type N95 (US), eyeshields, faceshields, and gloves. Ensure adequate ventilation. Refer to the Safety Data Sheet for detailed handling procedures.
How is 3-Chloro-4-fluorophenylhydrazine packed and exported?
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This chemical is packed according to UN 2811 (6.1/PGIII) regulations for safe transport and is exported globally by TSS.
How can I request a quote or sample for 3-Chloro-4-fluorophenylhydrazine?
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To request a quote or sample, please contact our sales team through the website or by phone, referencing the product name and CAS number 84282-78-0.
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