Description

4,4'-Stilbenedicarboxylic Acid Dipotassium Salt is a high-purity organic salt derivative of stilbene dicarboxylic acid, serving as a critical intermediate and functional additive in advanced material synthesis. Its value lies in its role as a key building block for creating polymers and liquid crystals with specific optical and electronic properties. This compound is essential for R&D and production teams in the specialty chemical, advanced polymer, and photonic materials industries.

Application

• Key monomer or intermediate in the synthesis of high-performance polymers and polyesters.
• Precursor for liquid crystal materials used in display technologies and optical devices.
• Building block for organic semiconductors and conductive polymers in electronic applications.
• Intermediate in the production of dyes, pigments, and optical brighteners.
• Research chemical for developing novel organic frameworks (e.g., MOFs, COFs).
• Component in specialty coatings and films requiring specific light-modulating properties.

Basic Information

Product Name	4,4'-Stilbenedicarboxylic Acid Dipotassium Salt
CAS No.	94659-81-1
Molecular Formula	C16H10K2O4
Molecular Weight	344.45 g/mol
Synonyms	Dipotassium 4,4'-Stilbenedicarboxylate; Dipotassium (E)-4,4'-Stilbenedicarboxylate; trans-4,4'-Stilbenedicarboxylic Acid Dipotassium Salt; 4,4'-(E)-Ethene-1,2-diyl)dibenzoic Acid Dipotassium Salt; K2SDA; Stilbene-4,4'-dicarboxylic Acid Dipotassium Salt; p,p'-Stilbenedicarboxylic Acid Dipotassium Salt
EINECS	Contact for details

Quality Control

Our 4,4'-Stilbenedicarboxylic Acid Dipotassium Salt is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation, to ensure it meets exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Due to its hygroscopic nature, store in a cool, dry place at a controlled room temperature (15-25°C). For long-term stability, consider storage under an inert atmosphere or in a desiccator to minimize moisture uptake.

Specification

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

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