Description

Benzenesulfonyl Hydrazide is a versatile organic chemical intermediate and specialty reagent. This compound is valued for its role as a key building block in the synthesis of pharmaceuticals, agrochemicals, and polymer additives. It is primarily sought by manufacturers in the chemical synthesis, polymer, and pharmaceutical industries for its functional hydrazide and sulfonyl groups.

Application

• Pharmaceutical Intermediate: Used in the synthesis of various active pharmaceutical ingredients (APIs), particularly those containing sulfonamide functionalities.
• Polymer Industry: Acts as a blowing agent and foaming agent precursor in the production of plastics and rubber.
• Agrochemical Synthesis: Serves as a key intermediate in the manufacture of herbicides, fungicides, and plant growth regulators.
• Chemical Research & Development: Employed as a versatile reagent in organic synthesis for the introduction of the benzenesulfonyl hydrazide moiety.
• Crosslinking Agent: Utilized in specific polymer formulations to induce crosslinking, enhancing material properties.
• Dye and Pigment Manufacturing: Functions as an intermediate in the production of certain specialty dyes and colorants.

Basic Information

Product Name	Benzenesulfonyl Hydrazide
CAS No.	80-17-1
Molecular Formula	C6H8N2O2S
Molecular Weight	172.21 g/mol
Synonyms	Benzenesulfonic Acid Hydrazide; Phenylsulfonyl Hydrazide; Benzenesulfonohydrazide; BSH; N-Aminobenzenesulfonamide; Benzenesulphonyl Hydrazine; Hydrazine, benzenesulfonyl-; Benzenesulfonylhydrazine
EINECS	201-255-5

Quality Control

Our Benzenesulfonyl Hydrazide is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets the required specifications for purity, identity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as assay and impurity profiles.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at 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	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	102 - 106 °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.