Description

3,4-Dichlorobenzenesulphonylhydrazide is a specialized organic chemical compound belonging to the class of sulfonyl hydrazides. This compound serves as a versatile chemical intermediate and functional additive, valued for its unique reactivity profile. It is primarily utilized in the synthesis of advanced materials, pharmaceuticals, and agrochemicals, where its dichloro-substituted aromatic ring and hydrazide functionality are key to building complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring a sulfonyl hydrazide moiety.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging its reactive sites for creating targeted bioactive molecules.
• Polymer & Material Science: Acts as a cross-linking agent, chain extender, or blowing agent precursor in the manufacture of specialty polymers, foams, and resins.
• Chemical Research & Development: Employed in organic synthesis laboratories as a reagent for introducing the benzenesulphonylhydrazide group into target molecules.
• Dye & Pigment Manufacturing: Serves as an intermediate in the synthesis of complex organic dyes and colorants.

Basic Information

Product Name	3,4-Dichlorobenzenesulphonylhydrazide
CAS No.	6655-74-9
Molecular Formula	C6H6Cl2N2O2S
Molecular Weight	241.10 g/mol
Synonyms	3,4-Dichlorobenzenesulfonylhydrazide; 3,4-Dichlorobenzene-1-sulfonohydrazide; 1-(3,4-Dichlorophenyl)sulfonylhydrazine; Benzenesulfonylhydrazide, 3,4-dichloro-; 3,4-DCBSH; 6655-74-9; 3,4-Dichlorophenylsulfonyl hydrazide
EINECS	Contact for details

Quality Control

Our 3,4-Dichlorobenzenesulphonylhydrazide is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at ambient temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, the container should be opaque or stored in darkness.

Specification

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