Description

[4-(Methylsulfonyl)Phenyl]Hydrazine Hydrochloride is a versatile aromatic hydrazine derivative and a key organic synthesis intermediate. Its value lies in its reactive hydrazine moiety and the electron-withdrawing methylsulfonyl group, making it a crucial building block for constructing complex heterocyclic and pharmaceutical scaffolds. This compound is primarily needed by research institutions and manufacturers in the pharmaceutical, agrochemical, and specialty chemical industries for the development of active ingredients and advanced materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of various heterocyclic compounds, including pyrazoles and indazoles, which are core structures in many active pharmaceutical ingredients (APIs).
• Agrochemical Synthesis: Used in the research and production of herbicides, fungicides, and plant growth regulators that require specific phenylhydrazine-based architectures.
• Dye and Pigment Manufacturing: Serves as a coupling agent in the production of azo dyes and pigments, contributing to color strength and stability.
• Chemical Research & Development: Employed as a versatile reagent in organic synthesis for the introduction of the hydrazine functional group and for constructing complex molecular frameworks.
• Material Science: Investigated as a monomer or cross-linking agent in the development of specialized polymers and advanced functional materials.

Basic Information

Product Name	[4-(Methylsulfonyl)Phenyl]Hydrazine Hydrochloride
CAS No.	877-66-7
Molecular Formula	C7H11ClN2O2S
Molecular Weight	222.69 g/mol
Synonyms	4-(Methylsulfonyl)phenylhydrazine hydrochloride; p-(Methylsulfonyl)phenylhydrazine hydrochloride; 1-[4-(Methylsulfonyl)phenyl]hydrazine hydrochloride; (4-Methanesulfonylphenyl)hydrazine hydrochloride; 4-Methanesulphonylphenylhydrazine hydrochloride; Hydrazine, [4-(methylsulfonyl)phenyl]-, hydrochloride (1:1); 877-66-7 (CAS)
EINECS	Contact for details

Quality Control

Our [4-(Methylsulfonyl)Phenyl]Hydrazine Hydrochloride is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation (IR, NMR), to ensure it meets high-purity standards suitable for research and synthesis. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your critical 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). This product is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation. For long-term storage, consider using desiccants or an inert atmosphere to minimize oxidation.

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.