Description

2,2'-(1,2-Ethendiyl)Bis(5-(4,6-Diphenoxy)-2-<1,3,5>-Triazinylamino)Benzenesulfonic Acid, Disodium Salt is a high-purity, functionalized triazine derivative designed for advanced material synthesis and specialty chemical applications. This compound matters for its role as a key intermediate or functional additive, offering unique chemical reactivity and physical properties derived from its complex molecular architecture. It is primarily needed by R&D laboratories and industrial manufacturers in sectors such as polymer science, specialty dyes and pigments, and advanced material coatings.

Application

• As a key intermediate in the synthesis of high-performance polymers and resins.
• As a functional monomer or cross-linking agent for creating novel polymeric networks with specific thermal or chemical resistance.
• In the development of specialty dyes, optical brighteners, or fluorescent whitening agents (FWAs) for textiles and plastics.
• As a potential chelating agent or ligand in catalytic systems or for metal ion sequestration.
• For research into advanced material coatings with tailored surface properties.
• As a building block in pharmaceutical or agrochemical research for creating novel active ingredients.
• In analytical chemistry as a reference standard or reagent for method development and quality control.

Basic Information

Product Name	2,2'-(1,2-Ethendiyl)Bis(5-(4,6-Diphenoxy)-2-<1,3,5>-Triazinylamino)Benzenesulfonic Acid, Disodium Salt
CAS No.	3654-76-0
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Disodium 2,2'-(1,2-ethenediyl)bis[5-[(4,6-diphenoxy-1,3,5-triazin-2-yl)amino]benzenesulfonate]; Benzenesulfonic acid, 2,2'-(1,2-ethenediyl)bis[5-[(4,6-diphenoxy-1,3,5-triazin-2-yl)amino]-, disodium salt; Fluorescent Brightener 220 (potential trade name); Triazine amino benzenesulfonate derivative; 4,4'-Bis[(4,6-diphenoxy-1,3,5-triazin-2-yl)amino]stilbene-2,2'-disulfonic acid disodium salt (related structure); Stilbene triazine brightener intermediate; FWA 220 (abbreviation); Optical Brightener intermediate 3654-76-0
EINECS	Contact for details

Quality Control

Our production of 2,2'-(1,2-Ethendiyl)Bis(5-(4,6-Diphenoxy)-2-<1,3,5>-Triazinylamino)Benzenesulfonic Acid, Disodium Salt adheres to a stringent quality management system. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets precise customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each 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 a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent absorption of atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to light brown powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 5.0%
Residue on Ignition (Sulfated Ash)	Contact for details
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Contact for details

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