Description

4-Fluorophenylhydrazine is a versatile aromatic hydrazine derivative that serves as a critical building block in advanced organic synthesis. Its value lies in its reactive hydrazine group and the electron-withdrawing fluorine substituent, enabling precise construction of complex heterocyclic and pharmaceutical scaffolds. This high-purity intermediate is essential for research and production in the pharmaceutical, agrochemical, and specialty chemical industries, where it is used to develop active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of various drug candidates, including potential anti-inflammatory, antiviral, and central nervous system (CNS) active compounds.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and insecticides, leveraging the fluorine atom for enhanced biological activity and stability.
• Dyestuff and Pigment Production: Serves as a coupling agent for the synthesis of azo dyes and complex organic pigments.
• Heterocyclic Chemistry: Fundamental building block for constructing pyrazole, indazole, and other nitrogen-containing heterocycles important in material science and medicinal chemistry.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D labs exploring new synthetic methodologies and novel compound libraries.
• Polymer Modification: Can be used as a functional monomer or cross-linking agent to introduce specific properties into polymer chains.

Basic Information

Product Name	4-Fluorophenylhydrazine
CAS No.	371-14-2
Molecular Formula	C6H7FN2
Molecular Weight	126.13 g/mol
Synonyms	(4-Fluorophenyl)hydrazine; p-Fluorophenylhydrazine; 1-(4-Fluorophenyl)hydrazine; 4-Fluoro-phenylhydrazine; 4-Fluorobenzenehydrazine; 4-Fluoro-1-hydrazinylbenzene; Hydrazine, (4-fluorophenyl)-
EINECS	206-741-6

Quality Control

Our 4-Fluorophenylhydrazine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This material is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, open flames, and strong oxidizing agents.

Specification

Item	Specification
Appearance	Light yellow to brown crystalline powder or solid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	60 - 65 °C
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.