Description

2-Aminobenzenesulfonamide is a key organic intermediate featuring both an aromatic amine and a sulfonamide functional group. This dual functionality makes it a versatile building block for synthesizing more complex molecules, particularly in the pharmaceutical and agrochemical sectors. It is primarily sought after by research and development chemists and process engineers in fine chemical manufacturing. Its consistent quality and reliable supply are critical for ensuring the efficiency and scalability of downstream synthesis processes.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of various sulfa drugs and other active pharmaceutical ingredients (APIs) with antibacterial or diuretic properties.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and plant growth regulators, leveraging its aromatic amine core for structural modification.
• Dye and Pigment Manufacturing: Serves as a starting material for azo dyes and other colorants, where the amino group is essential for diazotization and coupling reactions.
• Chemical Research & Development: Employed as a model compound or building block in organic synthesis for developing new methodologies and novel chemical entities.
• Material Science: Investigated for use in the synthesis of specialty polymers, resins, or ligands for metal coordination complexes.

Basic Information

Product Name	2-Aminobenzenesulfonamide
CAS No.	3306-62-5
Molecular Formula	C6H8N2O2S
Molecular Weight	172.21 g/mol
Synonyms	o-Aminobenzenesulfonamide; 2-Sulfanilylamine; Benzenesulfonamide, 2-amino-; Anthranilamide, N-sulfo-; 2-Aminophenylsulfonamide; o-Sulfanilylamine; 1-Amino-2-sulfamoylbenzene; 2-Amino-benzenesulfonic acid amide
EINECS	221-989-8

Quality Control

Our 2-Aminobenzenesulfonamide is manufactured under a strict quality management system. Every batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for research and industrial synthesis. We provide a detailed Certificate of Analysis (COA) with each shipment, which includes data for identity, purity, and impurity profiles. Our quality commitment ensures reliable performance and batch-to-batch consistency for your critical processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from incompatible materials such as strong oxidizing agents. The product is light-sensitive and should be stored away from direct light exposure to maintain stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	164 - 168 °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.