Description

2-Methanesulfonyl-4-Methylaniline is a specialized aromatic amine derivative featuring a methanesulfonyl (mesyl) substituent. This compound is valued as a key synthetic intermediate in the production of advanced pharmaceutical agents and agrochemicals, where its unique structure enables the construction of complex molecules. It is primarily sought by research and development chemists and process engineers in the fine chemical, pharmaceutical, and crop protection industries for building blocks in active ingredient synthesis.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of novel drug candidates, particularly in developing sulfonamide-based therapeutics.
• Agrochemical Synthesis: Used in the production of advanced herbicides, fungicides, and insecticides, contributing to modern crop protection solutions.
• Dye and Pigment Manufacturing: Serves as a precursor in the synthesis of specialized dyes and organic pigments.
• Material Science Research: Employed in the development of advanced polymers and functional materials requiring specific aromatic amine components.
• Chemical Research & Development: A versatile reagent for organic synthesis and method development in academic and industrial laboratories.

Basic Information

Product Name	2-Methanesulfonyl-4-Methylaniline
CAS No.	4284-63-3
Molecular Formula	C8H11NO2S
Molecular Weight	185.24 g/mol
Synonyms	4-Methyl-2-(methylsulfonyl)aniline; 2-Amino-5-methylphenyl methyl sulfone; 2-Methylsulfonyl-4-methylaniline; 4-Methyl-2-methanesulfonylaniline; 2-Mesyl-4-methylaniline; 2-(Methylsulfonyl)-4-methylbenzenamine; Benzenamine, 4-methyl-2-(methylsulfonyl)-; 2-Methanesulfonyl-p-toluidine
EINECS	Contact for details

Quality Control

Our 2-Methanesulfonyl-4-Methylaniline is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for synthetic applications. A comprehensive Certificate of Analysis (COA) detailing purity, impurities, and physical characteristics is provided with every shipment to guarantee traceability and batch-to-batch consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Due to its light-sensitive and easily oxidized nature, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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