Description

5-Chlorothiophene-2-Sulfonohydrazide is a versatile organosulfur building block and key intermediate in synthetic organic chemistry. Its value lies in the reactive sulfonohydrazide functional group, which serves as a crucial precursor for the synthesis of heterocyclic compounds and various sulfonamide derivatives. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and material science sectors, where it is used to develop new active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly those targeting various enzyme inhibitors.
• Agrochemical Synthesis: Building block for developing new herbicides, fungicides, and insecticides with potential novel modes of action.
• Heterocyclic Chemistry: Used in the construction of complex thiophene-containing heterocycles for material and medicinal chemistry applications.
• Sulfonamide Derivative Production: Serves as a starting material for generating a library of sulfonamide compounds with diverse biological activities.
• Polymer & Material Science: Potential monomer or modifier for creating specialty polymers with specific electronic or chemical properties.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D labs exploring new synthetic methodologies and compound libraries.

Basic Information

Product Name	5-Chlorothiophene-2-Sulfonohydrazide
CAS No.	78380-28-6
Molecular Formula	C4H5ClN2O2S2
Molecular Weight	212.68 g/mol
Synonyms	5-Chloro-2-thiophenesulfonohydrazide; 5-Chlorothiophene-2-sulfonic acid hydrazide; 2-Thiophenesulfonohydrazide, 5-chloro-; 5-Chloro-2-thienylsulfonohydrazide; 5-Chlorothienyl-2-sulfonohydrazide; 5-Chloro-2-sulfonohydrazidothiophene
EINECS	Contact for details

Quality Control

Our 5-Chlorothiophene-2-Sulfonohydrazide is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all critical quality parameters. Our commitment to quality ensures reliable performance for your sensitive synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%

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