Description

2-Aminobenzoic Acid-5-Sulfonamide is a high-purity sulfonamide derivative of anthranilic acid, serving as a critical pharmaceutical intermediate and versatile building block in organic synthesis. Its value lies in its dual functional groups, enabling the construction of complex molecules for active pharmaceutical ingredients (APIs) and specialty chemicals. This compound is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and fine chemical sectors seeking reliable, high-quality raw materials for advanced synthesis.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of sulfa drugs, diuretics, and other active pharmaceutical ingredients (APIs) requiring a sulfonamide moiety.
• Agrochemical Synthesis: Building block for developing herbicides and fungicides that utilize sulfonamide chemistry for enhanced efficacy.
• Dye and Pigment Manufacturing: Intermediate in the production of azo dyes and other colorants where the amino and sulfonamide groups contribute to chromophore formation.
• Research & Development: Versatile reagent in academic and industrial R&D for exploring new chemical entities and reaction pathways.
• Fine Chemical Production: Used in the manufacture of specialty chemicals, including corrosion inhibitors and photographic chemicals.

Basic Information

Product Name	2-Aminobenzoic Acid-5-Sulfonamide
CAS No.	137-65-5
Molecular Formula	C7H8N2O4S
Molecular Weight	216.21 g/mol
Synonyms	5-Sulfamoylanthranilic Acid; 2-Amino-5-sulfamoylbenzoic Acid; 5-Carboxy-2-aminobenzenesulfonamide; Anthranilic-5-sulfonamide; Benzoic acid, 2-amino-5-sulfamoyl-; 5-Sulfamylanthranilic Acid
EINECS	205-303-9

Quality Control

Our 2-Aminobenzoic Acid-5-Sulfonamide is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure it meets precise specifications for identity, purity, and impurity profiles. A Certificate of Analysis (COA) documenting results for assay, related substances, residual solvents, and other critical parameters is provided with every shipment to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 98.0%
Related Substances (HPLC)	Total impurities ≤ 2.0%
Loss on Drying	≤ 0.5%
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.