Description

3,3'-(Carbonyldiimino)Bis[6-Aminobenzenesulphonic] Acid is a specialized aromatic sulfonic acid derivative featuring a central carbonyl diimino bridge. This compound is valued for its dual functionality as a reactive intermediate and a potential ligand or chelating agent in advanced chemical synthesis. It is primarily utilized by manufacturers in the fine chemical, pharmaceutical, and dye industries for research and production processes requiring precise molecular architecture.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of complex drug molecules, particularly those requiring sulfonamide or azo linkages.
• Dye and Pigment Manufacturing: Acts as a precursor for the production of specialized azo dyes and colorants, contributing to color fastness and molecular stability.
• Chemical Research & Development: Used as a model compound or reagent in organic synthesis and catalysis studies due to its unique bifunctional structure.
• Chelating Agent Precursor: Functions as an intermediate in the manufacture of ligands designed for metal ion complexation in various industrial processes.
• Analytical Reagent: May be employed in the formulation of specialized reagents for analytical chemistry applications.

Basic Information

Product Name	3,3'-(Carbonyldiimino)Bis[6-Aminobenzenesulphonic] Acid
CAS No.	5858-13-9
Molecular Formula	C13H14N4O7S2
Molecular Weight	402.40 g/mol
Synonyms	3,3'-Urylenedi(6-aminobenzenesulfonic acid); 4,4'-Diamino-3,3'-ureylenedibenzenesulfonic Acid; 3,3'-Carbonylbis(imino-4,1-phenylenimino)di-6-aminobenzenesulfonic Acid; Bis(3-amino-4-sulfophenyl)urea; Urea, N,N'-bis(3-amino-4-sulfophenyl)-; 5858-13-9; 3,3'-(Carbonyldiimino)bis(6-aminobenzenesulfonic acid)
EINECS	Contact for details

Quality Control

Our 3,3'-(Carbonyldiimino)Bis[6-Aminobenzenesulphonic] Acid is produced under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing specifications such as assay (HPLC), related substances, and residual solvents 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 area at room temperature (15-25°C). The product may be hygroscopic; keep the container tightly sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
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.