Description

3-(4-[(E)-2-[4-(Dimethylamino)Phenyl]Vinyl]Pyridinium-1-Yl)Propane-1-Sulfonate is a specialized zwitterionic dye intermediate with significant utility in advanced material science. Its core value lies in its unique molecular structure, which combines a pyridinium sulfonate moiety with a dimethylaminostyryl group, imparting excellent photophysical properties and water solubility. This compound is primarily needed by manufacturers and research institutions in the photovoltaic, organic electronics, and biomedical imaging sectors for developing next-generation functional materials.

Application

• Organic Photovoltaic (OPV) Cells: As a key electron transport layer (ETL) or interfacial material to enhance charge separation and device efficiency.
• Dye-Sensitized Solar Cells (DSSC): Serving as a component in sensitizer dyes or electrolyte additives to improve light harvesting and stability.
• Bioimaging and Sensing Probes: Utilized in the synthesis of fluorescent labels and sensors for cellular imaging due to its tunable emission properties.
• Nonlinear Optical (NLO) Materials: A building block for creating crystals and polymers with applications in optical limiting and data storage.
• Polymer and Surface Modification: Used to impart permanent zwitterionic character to surfaces, enhancing biocompatibility and antifouling properties.
• Academic and Industrial R&D: A crucial intermediate for synthesizing novel push-pull chromophores and studying structure-property relationships.

Basic Information

Item	Details
Product Name	3-(4-[(E)-2-[4-(Dimethylamino)Phenyl]Vinyl]Pyridinium-1-Yl)Propane-1-Sulfonate
CAS No.	131032-72-9
Molecular Formula	C18H22N2O3S
Molecular Weight	346.45 g/mol
Synonyms	1-(3-Sulfonatopropyl)-4-[(E)-2-(4-dimethylaminophenyl)vinyl]pyridinium; 4-[2-[4-(Dimethylamino)phenyl]ethenyl]-1-(3-sulfopropyl)pyridinium; Pyridinium, 4-[2-[4-(dimethylamino)phenyl]ethenyl]-1-(3-sulfopropyl)-, inner salt; Zwitterionic Hemicyanine Dye; SPV; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our production of 3-(4-[(E)-2-[4-(Dimethylamino)Phenyl]Vinyl]Pyridinium-1-Yl)Propane-1-Sulfonate adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity, NMR and IR for structural confirmation, and spectrophotometry for key optical properties. We provide detailed Certificates of Analysis (COA) with each shipment to ensure traceability and compliance with your specific research or manufacturing requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept in a low-humidity environment and opened under dry conditions to prevent moisture absorption, which can affect purity and performance.

Specification

Item	Specification
Appearance	Dark red to purple crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
UV-Vis Absorption (λmax)	Contact for details
Fluorescence Emission (λmax)	Contact for details

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