Description

4-Bromobenzenesulfonohydrazide is a specialized organic sulfonohydrazide derivative, serving as a versatile chemical intermediate and reagent in advanced synthesis. Its core value lies in its ability to act as a precursor for generating sulfonyl radicals or as a building block for heterocyclic compounds, enabling the development of novel materials and active molecules. This product is essential for research chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries seeking to introduce sulfonohydrazide or bromophenyl functionalities into their target structures.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those containing sulfonamide or hydrazide pharmacophores.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and plant growth regulators.
• Polymer & Material Science: Acts as a monomer or cross-linking agent in the production of specialty polymers and functional materials.
• Chemical Research & Development: A valuable reagent for organic synthesis, including radical reactions and the construction of nitrogen-containing heterocycles like triazoles and oxadiazoles.
• Dye & Pigment Industry: Intermediate in the synthesis of complex organic dyes and colorants.

Basic Information

Product Name	4-Bromobenzenesulfonohydrazide
CAS No.	2297-64-5
Molecular Formula	C6H7BrN2O2S
Molecular Weight	251.10 g/mol
Synonyms	p-Bromobenzenesulfonohydrazide; Benzenesulfonohydrazide, 4-bromo-; 4-Bromobenzene-1-sulfonohydrazide; 4-Bromophenylsulfonohydrazide; NSC 403697; BBSH
EINECS	Contact for details

Quality Control

Our 4-Bromobenzenesulfonohydrazide is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements of research and industrial applications. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to guarantee traceability and quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to store the material under an inert atmosphere for long-term preservation and to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158 - 162 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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