Description

3-Amino-5-(Methylsulfonyl)Benzoic Acid is a high-purity, functionalized benzoic acid derivative that serves as a critical building block in advanced organic synthesis. Its unique structure, featuring both an amino and a methylsulfonyl group, makes it a versatile intermediate for creating complex molecules with specific electronic and steric properties. This compound is primarily utilized by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly in medicinal chemistry research for creating new molecular entities.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and plant growth regulators that require specific sulfonyl and carboxylic acid functionalities.
• Dye and Pigment Manufacturing: Serves as an intermediate for producing specialized azo dyes and high-performance pigments where the amino and sulfonyl groups contribute to color fastness and solubility properties.
• Material Science Research: Employed in the creation of novel polymers, ligands for metal-organic frameworks (MOFs), and organic electronic materials due to its multifunctional character.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D labs exploring new synthetic pathways and catalytic processes.

Basic Information

Product Name	3-Amino-5-(Methylsulfonyl)Benzoic Acid
CAS No.	151104-75-5
Molecular Formula	C8H9NO4S
Molecular Weight	215.23 g/mol
Synonyms	5-(Methylsulfonyl)-3-aminobenzoic Acid; Benzoic acid, 3-amino-5-(methylsulfonyl)-; 3-Amino-5-methanesulfonylbenzoic acid; 3-Amino-5-(methylsulfonyl)benzoic acid; 3-Amino-5-mesylbenzoic acid; 3-Carboxy-5-(methylsulfonyl)aniline; 3-Amino-5-(methanesulfonyl)benzoic acid
EINECS	Contact for details

Quality Control

Our production of 3-Amino-5-(Methylsulfonyl)Benzoic Acid adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity determination and NMR/IR for structural confirmation. Certificates of Analysis (COA) detailing all test results are provided with every shipment to support your quality assurance and regulatory documentation needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed after each use to prevent moisture absorption, which may affect product stability and performance.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.