Description

2-[2-[4-(Diethylamino)Phenyl]Vinyl]-1-Ethylpyridinium Iodide is a specialized cationic dye intermediate belonging to the styryl pyridinium class. This compound is valued for its strong light-absorbing and charge-transfer properties, making it a critical component in advanced optical applications. It is primarily utilized by manufacturers and research institutions in the photonics, imaging, and specialty chemical synthesis sectors.

Application

• Photosensitizer and Dye Precursor: A key intermediate in the synthesis of cationic cyanine and styryl dyes for various light-sensitive applications.
• Nonlinear Optical (NLO) Materials: Used in research and development of materials for optical limiting, frequency doubling, and electro-optic modulation devices.
• Biomedical Imaging Probes: Serves as a building block for fluorescent markers and probes used in cellular imaging and diagnostic assays.
• Photopolymerization Initiators: Employed in formulations for UV-curable inks, coatings, and photoresists where specific cationic photoinitiators are required.
• Organic Photovoltaic (OPV) Research: Investigated as an electron donor or acceptor material in the development of novel solar cell architectures.
• Chemical Sensing: Utilized in the development of chemosensors for the detection of specific anions or metal ions due to its chromogenic properties.

Basic Information

Product Name	2-[2-[4-(Diethylamino)Phenyl]Vinyl]-1-Ethylpyridinium Iodide
CAS No.	57439-27-7
Molecular Formula	C19H25IN2
Molecular Weight	432.32 g/mol
Synonyms	1-Ethyl-2-[2-[4-(diethylamino)phenyl]ethenyl]pyridinium Iodide; 2-[2-[4-(Diethylamino)styryl]-1-ethylpyridinium Iodide; DEASPI; 4-(Diethylamino)styryl Ethyl Pyridinium Iodide; Styryl Pyridinium Iodide Dye Intermediate; Cationic Styryl Dye; ASI-7; 1-Ethyl-2-((E)-2-(4-(diethylamino)phenyl)vinyl)pyridin-1-ium Iodide
EINECS	Contact for details

Quality Control

Our production of 2-[2-[4-(Diethylamino)Phenyl]Vinyl]-1-Ethylpyridinium Iodide adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods (NMR, IR). Certificates of Analysis (COA) detailing all specifications are provided to ensure traceability and compliance with your 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). This material is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept sealed in a desiccated environment and opened under low-humidity conditions when possible.

Specification

Item	Specification
Appearance	Dark green to brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 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.