Description

4-Bromo-2-Nitrophenylhydrazine Hydrochloride is a specialized aromatic hydrazine derivative used as a critical synthetic intermediate in advanced organic chemistry. Its value lies in its functionalized structure, which serves as a versatile building block for constructing complex heterocyclic compounds and active pharmaceutical ingredients (APIs). This high-purity intermediate is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and fine chemical industries seeking to develop novel compounds and scale up production processes.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex heterocyclic scaffolds, such as indazoles and benzimidazoles, which are core structures in various drug discovery programs.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides, leveraging the reactivity of the hydrazine and nitro groups.
• Dyestuff and Pigment Manufacturing: Serves as a building block for azo dyes and other colorants, where the bromo and nitro substituents influence color properties and fastness.
• Chemical Research & Development: Employed in academic and industrial R&D for exploring new organic reactions and synthesizing specialized ligands or materials.
• Fine Chemical Production: Integral to the custom synthesis of high-value, low-volume chemicals for specialized industrial applications.

Basic Information

Product Name	4-Bromo-2-Nitrophenylhydrazine Hydrochloride
CAS No.	100032-79-9
Molecular Formula	C6H5BrN3O2 • HCl
Molecular Weight	283.48 g/mol (Free base: 247.03 g/mol)
Synonyms	2-Nitro-4-bromophenylhydrazine hydrochloride; (4-Bromo-2-nitrophenyl)hydrazine hydrochloride; 1-(4-Bromo-2-nitrophenyl)hydrazine hydrochloride; 4-Bromo-2-nitro-phenylhydrazine HCl; Hydrazine, (4-bromo-2-nitrophenyl)-, hydrochloride
EINECS	Contact for details

Quality Control

Our 4-Bromo-2-Nitrophenylhydrazine Hydrochloride is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and tests for residual solvents and heavy metals, to ensure it meets the stringent requirements of our global clientele. Certificates of Analysis (COA) detailing all specifications are provided with every shipment.

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 compound is hygroscopic (moisture-sensitive) and light-sensitive; prolonged exposure to air, moisture, or light should be avoided to maintain stability and purity.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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