Description

n-(m-Hydroxyphenyl)-p-Toluenesulphonamide is a specialized organic chemical intermediate featuring both a phenolic hydroxyl group and a sulfonamide moiety. This unique bifunctional structure makes it a valuable building block for synthesizing more complex molecules in advanced chemical manufacturing. It is primarily sought by research and development teams in the pharmaceutical and agrochemical industries for creating novel active ingredients, as well as by fine chemical producers developing performance materials like dyes, pigments, and polymer additives.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme pathways where the sulfonamide group is pharmacologically active.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and plant growth regulators, leveraging its structural versatility.
• Dye and Pigment Manufacturing: Serves as a coupling agent or a core structure for producing azo dyes and other high-performance colorants.
• Polymer Additive Precursor: Can be functionalized to create light stabilizers, antioxidants, or other specialty additives for plastics and coatings.
• Chemical Research & Development: Employed in academic and industrial labs for exploring new organic reactions and synthesizing complex heterocyclic compounds.
• Photographic Chemical: Potential use in the synthesis of compounds for specialized photographic and imaging applications.

Basic Information

Product Name	n-(m-Hydroxyphenyl)-p-Toluenesulphonamide
CAS No.	1146-43-6
Molecular Formula	C13H13NO3S
Molecular Weight	263.31 g/mol
Synonyms	3-Hydroxy-N-(4-methylphenyl)benzenesulfonamide; m-Hydroxyphenyl-p-tolylsulfonamide; N-(3-Hydroxyphenyl)-4-methylbenzenesulfonamide; p-Toluenesulfon-m-hydroxy-anilide; Benzenesulfonamide, N-(3-hydroxyphenyl)-4-methyl-; 4-Methyl-N-(3-hydroxyphenyl)benzenesulfonamide; 3-(p-Tolylsulfonamido)phenol
EINECS	214-548-9

Quality Control

Our n-(m-Hydroxyphenyl)-p-Toluenesulphonamide is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with each shipment, documenting key parameters such as assay, related substances, and physical characteristics. We support cGMP compliance for pharmaceutical applications and can tailor specifications to meet specific customer requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (15-25°C). Keep away from strong oxidizing agents, strong acids, and strong bases. The compound may be light-sensitive; prolonged exposure to direct light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	158°C - 162°C
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0% Any single impurity ≤ 0.5%
Heavy Metals	≤ 20 ppm

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