Description

4-Fluorophenylhydrazine Hydrochloride is a versatile aromatic hydrazine derivative that serves as a critical building block in advanced organic synthesis. Its value lies in providing a reactive hydrazine moiety with a fluorine-substituted aromatic ring, enabling the construction of complex heterocyclic and pharmaceutical intermediates. This compound is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly for compounds containing pyrazole, indazole, or other nitrogen-containing heterocycles.
• Agrochemical Synthesis: Used in the development of herbicides, fungicides, and insecticides, where the fluorine atom can enhance biological activity and metabolic stability.
• Dyestuff and Pigment Manufacturing: Serves as a coupling agent for the production of azo dyes and high-performance pigments.
• Chemical Research & Development: A valuable reagent for exploring novel synthetic pathways and creating libraries of compounds for drug discovery.
• Material Science: Potential monomer or modifier in the synthesis of specialized polymers and advanced materials.

Basic Information

Product Name	4-Fluorophenylhydrazine Hydrochloride
CAS No.	823-85-8
Molecular Formula	C6H7FN2•HCl
Molecular Weight	162.59 g/mol (Free base: 126.13 g/mol)
Synonyms	(4-Fluorophenyl)hydrazine hydrochloride; 1-(4-Fluorophenyl)hydrazine hydrochloride; p-Fluorophenylhydrazine hydrochloride; 4-Fluoro-phenyl-hydrazine HCl; 4-FPH•HCl
EINECS	Contact for details

Quality Control

Our 4-Fluorophenylhydrazine Hydrochloride is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay, impurity profile, and physical characteristics. Our quality commitment supports applications requiring high-purity intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept sealed and away from direct light to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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