Description

Sodium Hydrogen 4-Sulphonatoanthranilate is a specialized organic salt and key intermediate in fine chemical synthesis. This compound is valued for its role in producing high-value dyes, pigments, and pharmaceutical active ingredients. It is primarily sought by manufacturers in the chemical synthesis, specialty dye, and advanced pharmaceutical intermediates sectors.

Application

• Key intermediate in the synthesis of acid dyes and reactive dyes for textiles.
• Precursor in the manufacture of pigments for inks, coatings, and plastics.
• Building block for pharmaceutical intermediates and active pharmaceutical ingredients (APIs).
• Used in research and development of novel organic compounds and functional materials.
• Intermediate in the production of photographic chemicals and light-sensitive materials.
• Component in the synthesis of corrosion inhibitors and specialty surfactants.

Basic Information

Product Name	Sodium Hydrogen 4-Sulphonatoanthranilate
CAS No.	83763-37-5
Molecular Formula	C7H6NNaO5S
Molecular Weight	239.18 g/mol
Synonyms	2-Amino-5-sulfobenzoic Acid Sodium Salt; 4-Sulphoanthranilic Acid Sodium Salt; Sodium 2-Amino-5-sulfobenzoate; 2-Amino-5-sulfobenzoic Acid Monosodium Salt; Anthranilic-4-sulfonic Acid Sodium Salt; 4-Carboxy-3-aminobenzenesulfonic Acid Sodium Salt; Benzoic acid, 2-amino-5-sulfo-, monosodium salt
EINECS	Contact for details

Quality Control

Our Sodium Hydrogen 4-Sulphonatoanthranilate is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. A Certificate of Analysis (COA) detailing specific 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 area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Heavy Metals (as Pb)	≤ 20 ppm
Residue on Ignition (Sulfated Ash)	Contact for details

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