Description

4-(4-Methylphenylsulfonamido)Benzoic Acid is a high-purity organic intermediate featuring a sulfonamido-linked aromatic structure. This compound is valued for its role as a versatile building block in the synthesis of more complex molecules, particularly in advanced pharmaceutical and agrochemical research. It is primarily sought by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and life science industries for creating novel active compounds.

Application

• Pharmaceutical Intermediate: A key precursor in the research and synthesis of potential drug candidates, especially those targeting specific enzyme pathways.
• Agrochemical Synthesis: Used in developing novel herbicides, fungicides, or plant growth regulators that require a sulfonamide-based core structure.
• Material Science Research: Serves as a monomer or additive in the development of specialized polymers with unique thermal or chemical resistance properties.
• Bioconjugation & Probe Development: The carboxylic acid group allows for coupling reactions, making it useful for creating biochemical probes and diagnostic agents.
• Organic Synthesis Building Block: Employed in academic and industrial laboratories for constructing complex heterocyclic compounds and other fine chemicals.

Basic Information

Product Name	4-(4-Methylphenylsulfonamido)Benzoic Acid
CAS No.	37028-85-6
Molecular Formula	C14H13NO4S
Molecular Weight	291.32 g/mol
Synonyms	4-[(4-Methylphenyl)sulfonylamino]benzoic acid; Benzoic acid, 4-[[(4-methylphenyl)sulfonyl]amino]-; p-Toluenesulfonamidobenzoic acid; 4-(p-Tolylsulfonamido)benzoic acid; N-(p-Toluenesulfonyl)-4-aminobenzoic acid; 4-Aminobenzoic acid N-(p-tolylsulfonyl) derivative; 4-(Tosylamido)benzoic acid; TOS-ABA
EINECS	Contact for details

Quality Control

Our 4-(4-Methylphenylsulfonamido)Benzoic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets exacting standards for research and development use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent degradation from atmospheric moisture.

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	≤ 20 ppm

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