Description

4-(Methylsulfonyl)Phenylhydrazine Hydrochloride is a high-purity organic intermediate characterized by its reactive hydrazine and sulfone functional groups. This compound is critical for the synthesis of complex molecules, particularly in pharmaceutical research and development. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing novel heterocyclic scaffolds and active pharmaceutical ingredients (APIs).

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, especially those containing pyrazole or other nitrogen-containing heterocycles.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides.
• Dyestuff and Pigment Manufacturing: Serves as a precursor for azo dyes and other complex colorants.
• Chemical Research & Development: A versatile reagent for organic synthesis, particularly in coupling reactions and the formation of hydrazone derivatives.
• Analytical Chemistry: Can be used as a derivatization agent for the analysis of carbonyl compounds via HPLC or spectrophotometry.

Basic Information

Product Name	4-(Methylsulfonyl)Phenylhydrazine Hydrochloride
CAS No.	17852-67-4
Molecular Formula	C7H11ClN2O2S
Molecular Weight	222.69 g/mol
Synonyms	p-(Methylsulfonyl)phenylhydrazine hydrochloride; 4-Methanesulfonylphenylhydrazine hydrochloride; (4-Methylsulfonylphenyl)hydrazine hydrochloride; 1-(4-Methylsulfonylphenyl)hydrazine hydrochloride; 4-(Methylsulphonyl)phenylhydrazine hydrochloride; 4-MES-Phenylhydrazine HCl; 4-(Methylsulfonyl)benzenohydrazide hydrochloride
EINECS	Contact for details

Quality Control

Every batch of 4-(Methylsulfonyl)Phenylhydrazine Hydrochloride is manufactured under strict quality management systems. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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 nature, the container must be kept tightly sealed to exclude moisture. Keep away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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