Description

3-Aminobenzenesulfonanilide is a high-purity organic intermediate of significant commercial importance. This compound serves as a critical building block in the synthesis of more complex molecules, particularly in the pharmaceutical and specialty chemical sectors. Industrial buyers in the dye, pigment, and agrochemical industries rely on its consistent quality and reactivity for their production processes.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of sulfa drugs and other active pharmaceutical ingredients (APIs).
• Dye and Pigment Manufacturing: Used in the production of azo dyes and other colorants, contributing to color fastness and stability.
• Agrochemical Synthesis: Serves as a building block for certain herbicides, fungicides, and plant growth regulators.
• Research & Development: Employed in organic synthesis and chemical research for developing novel compounds.
• Photographic Chemical: Can be utilized in the formulation of specific photographic developers and chemicals.
• Polymer Additive: Acts as a modifier or intermediate in the production of specialty polymers and resins.

Basic Information

Product Name	3-Aminobenzenesulfonanilide
CAS No.	80-21-7
Molecular Formula	C12H12N2O2S
Molecular Weight	248.30 g/mol
Synonyms	N-Phenyl-3-aminobenzenesulfonamide; 3-Aminodiphenylamine-4'-sulfonic acid; m-Aminodiphenylamine-4'-sulfonic acid; 3-Aminophenylsulfanilide; Benzenesulfonanilide, 3-amino-; 3-ADPS; N-(3-Aminophenyl)benzenesulfonamide
EINECS	201-263-5

Quality Control

Our 3-Aminobenzenesulfonanilide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting specifications for industrial and research use. Certificates of Analysis (COA) documenting all critical parameters are available upon request to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	Off-white to light brown crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm

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