Description

2-Methanesulfonyl-4-Methoxyaniline is a specialized aromatic amine derivative featuring both methanesulfonyl and methoxy functional groups. This unique structure makes it a valuable advanced pharmaceutical intermediate and a versatile building block in organic synthesis. It is primarily utilized by research institutions and fine chemical manufacturers engaged in the development of novel active pharmaceutical ingredients (APIs) and agrochemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of complex drug molecules, particularly those targeting central nervous system (CNS) disorders and other therapeutic areas.
• Agrochemical Synthesis: Serves as a building block for developing new herbicides, fungicides, and plant growth regulators.
• Dye and Pigment Manufacturing: Used in the production of specialized azo dyes and high-performance pigments due to its aniline core.
• Material Science Research: Employed in the development of novel polymers, liquid crystals, and organic electronic materials.
• Chemical Research & Development: Acts as a versatile reagent for introducing the methanesulfonyl-aniline moiety into more complex molecular architectures.

Basic Information

Product Name	2-Methanesulfonyl-4-Methoxyaniline
CAS No.	4398-28-1
Molecular Formula	C8H11NO3S
Molecular Weight	201.24 g/mol
Synonyms	4-Methoxy-2-(methylsulfonyl)aniline; 2-Amino-5-methoxybenzenesulfonylmethane; 4-Methoxy-2-methylsulfonylaniline; 2-Methylsulfonyl-4-methoxyaniline; 2-Methanesulfonyl-p-anisidine; Aniline, 4-methoxy-2-(methylsulfonyl)-; 2-(Methylsulfonyl)-4-methoxyaniline
EINECS	Contact for details

Quality Control

Our 2-Methanesulfonyl-4-Methoxyaniline is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. We provide a detailed Certificate of Analysis (COA) with every shipment, documenting all critical quality parameters. Our quality systems are designed to support cGMP requirements for pharmaceutical intermediate applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider keeping under an inert atmosphere (e.g., nitrogen or argon). Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	118 - 122 °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.