Description

1-Propanesulfonic Acid, 3,3'-[(1,2-Diphenyl-1,2-Ethenediyl)Bis(4,1-Phenyleneoxy)]Bis-, Sodium Salt (1:2) is a high-purity, synthetic organic salt characterized by its complex aromatic and sulfonate structure. This compound is valued for its role as a specialized intermediate and functional additive, offering unique properties derived from its conjugated system and anionic sulfonate groups. It is primarily sought by manufacturers in advanced material science and specialty chemical synthesis for applications requiring precise molecular architecture and ionic functionality.

Application

• Advanced Polymer Synthesis: Used as a functional monomer or additive to impart ionic character, hydrophilicity, or specific self-assembly properties to high-performance polymers and resins.
• Electronic Materials: Serves as a key intermediate or dopant in the production of organic semiconductors, conductive polymers, and materials for organic light-emitting diodes (OLEDs) or photovoltaic cells.
• Surfactant & Dispersion Chemistry: Acts as a specialized surfactant or dispersing agent for high-value pigments, carbon nanotubes, or graphene in advanced coating and composite formulations.
• Pharmaceutical Intermediates: Employed in the research and development of novel active pharmaceutical ingredients (APIs) or prodrugs, leveraging its specific aromatic backbone.
• Liquid Crystal & Optical Films: Functions as a component in the synthesis of liquid crystal materials or alignment layers for display technologies.
• Catalysis & Ligand Systems: Utilized as a building block for creating sophisticated ligands in transition metal catalysis for fine chemical production.

Basic Information

Item	Detail
Product Name	1-Propanesulfonic Acid, 3,3'-[(1,2-Diphenyl-1,2-Ethenediyl)Bis(4,1-Phenyleneoxy)]Bis-, Sodium Salt (1:2)
CAS No.	953792-48-8
Molecular Formula	C44H36Na2O8S2
Molecular Weight	810.85 g/mol
Synonyms	Bis(3-sulfopropyl) stilbene derivative, disodium salt; Sodium 3,3'-(stilbene-4,4'-diylbis(oxy))dipropane-1-sulfonate; 4,4'-Bis(3-sulfopropoxy)stilbene disodium salt; Stilbene disulfonate derivative; Disodium 4,4'-(stilbene-4,4'-diylbis(oxy))bis(butane-1-sulfonate); Light-emitting material intermediate; OLED intermediate; Contact for further synonyms.
EINECS	Contact for details

Quality Control

Our production of 1-Propanesulfonic Acid, 3,3'-[(1,2-Diphenyl-1,2-Ethenediyl)Bis(4,1-Phenyleneoxy)]Bis-, Sodium Salt (1:2) adheres to a strict quality management system. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for research and industrial applications. Certificates of Analysis (COA) detailing batch-specific results are provided and can be tailored to meet specific customer or regulatory requirements.

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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Related Substances (HPLC)	Total impurities ≤ 2.0%

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