Description

3-Bromo-4-Fluorophenylhydrazine Hcl is a high-purity aromatic hydrazine derivative, a crucial building block in advanced organic synthesis. Its value lies in its dual functional groups, which enable its use as a versatile precursor for constructing complex heterocyclic scaffolds and active pharmaceutical ingredients (APIs). This compound is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries seeking to develop new molecules with targeted properties.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those containing fused pyrazole, indazole, or other nitrogen-containing heterocycles.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides, leveraging the bioactivity of hydrazine derivatives.
• Dyestuff and Pigment Manufacturing: Serves as a coupling agent in the production of azo dyes and high-performance pigments.
• Chemical Research & Development: A valuable reagent for method development and exploring new reaction pathways in academic and industrial R&D laboratories.
• Material Science: Potential building block for the synthesis of specialty polymers, ligands for catalysis, and organic electronic materials.

Basic Information

Product Name	3-Bromo-4-Fluorophenylhydrazine Hydrochloride
CAS No.	1166990-89-1
Molecular Formula	C6H5BrF N2 • HCl
Molecular Weight	239.48 g/mol (Free base: 203.02)
Synonyms	(3-Bromo-4-fluorophenyl)hydrazine hydrochloride; 1-(3-Bromo-4-fluorophenyl)hydrazine hydrochloride; 3-Bromo-4-fluoro-phenylhydrazine HCl; 3-Bromo-4-fluorophenylhydrazine monohydrochloride; 4-Fluoro-3-bromophenylhydrazine hydrochloride; Hydrazine, (3-bromo-4-fluorophenyl)-, hydrochloride (1:1)
EINECS	Contact for details

Quality Control

Every batch of 3-Bromo-4-Fluorophenylhydrazine Hcl is manufactured and tested under strict quality management systems. We provide comprehensive analytical data to ensure the material meets the high standards required for sensitive synthetic applications. A detailed Certificate of Analysis (COA) including purity (HPLC), identity confirmation (IR, NMR), and impurity profile is supplied with each shipment to guarantee traceability and batch-to-batch consistency.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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