Description

2-[2-[4-[(2-Cyanoethyl)Methylamino]Phenyl]Vinyl]-1,3,3-Trimethyl-3H-Indolium Hydrogen Sulphate is a high-purity, functionalized indolium salt primarily used as a key intermediate and photosensitizer in advanced material synthesis. This compound matters for its unique photophysical properties, enabling precise control in light-activated processes and specialized chemical transformations. It is essential for manufacturers and R&D laboratories in the photoresist, dye-sensitized solar cell (DSSC), and specialty polymer industries, where consistent quality and reliable performance are critical.

Application

• Photoresist and Photopolymerization Initiator: Acts as a crucial photoacid generator (PAG) component in advanced photoresists for semiconductor and microelectronics fabrication.
• Dye-Sensitized Solar Cells (DSSCs): Serves as a functional dye or co-sensitizer to enhance light absorption and electron transfer efficiency.
• Nonlinear Optical (NLO) Materials: Used in the synthesis of organic materials for photonics, optical switching, and data storage applications due to its strong charge-transfer character.
• Biomedical Imaging Probes: Employed as a precursor for developing fluorescent markers and probes for cellular imaging and diagnostic assays.
• Specialty Dye Intermediate: A key building block for synthesizing cyanine and hemicyanine dyes used in various high-tech applications.
• Research & Development: Utilized in academic and industrial R&D for exploring new photochemical reactions and material properties.

Basic Information

Product Name	2-[2-[4-[(2-Cyanoethyl)Methylamino]Phenyl]Vinyl]-1,3,3-Trimethyl-3H-Indolium Hydrogen Sulphate
CAS No.	72319-18-7
Molecular Formula	C23H27N3O4S
Molecular Weight	441.54 g/mol
Synonyms	1,3,3-Trimethyl-2-[2-[4-[(2-cyanoethyl)methylamino]phenyl]ethenyl]-3H-indolium hydrogen sulfate; 2-[2-[4-[(2-Cyanoethyl)methylamino]phenyl]vinyl]-1,3,3-trimethylindolium hydrogen sulfate; Cyanine dye intermediate; Indolium salt photosensitizer; Hemicyanine dye precursor; Photoacid generator intermediate; [4-[(2-Cyanoethyl)methylamino]styryl]-1,3,3-trimethyl-3H-indolium hydrogen sulfate
EINECS	Contact for details

Quality Control

Our production of 2-[2-[4-[(2-Cyanoethyl)Methylamino]Phenyl]Vinyl]-1,3,3-Trimethyl-3H-Indolium Hydrogen Sulphate adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure compliance with precise customer specifications and internal standards. Certificates of Analysis (COA) documenting all critical quality attributes are provided to guarantee traceability and batch-to-batch consistency for your advanced applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and must be kept under dry conditions to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark green to blue-green crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
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.