Description

2-(4-[4-(Dimethylamino)Phenyl]-1,3-Butadienyl)-1-Methylpyridinium Iodide is a specialized organic salt belonging to the class of styryl dyes and hemicyanine compounds. This chemical is valued for its strong nonlinear optical (NLO) properties and its utility as a key intermediate in advanced material synthesis. It is primarily sought by research institutions and high-tech manufacturing sectors for applications in photonics, organic electronics, and as a biochemical probe.

Application

• Nonlinear Optical (NLO) Materials: A critical component in the development of organic crystals and polymers for frequency doubling, electro-optic modulation, and optical data storage.
• Organic Photovoltaic (OPV) & OLED Research: Used as an electron donor/acceptor material or a dopant to study and enhance charge transport and light-emitting properties.
• Biomedical Imaging & Sensing: Serves as a fluorescent probe or marker in bioimaging due to its strong absorption and emission characteristics in the visible/near-IR region.
• Photodynamic Therapy (PDT) Research: Investigated as a potential photosensitizer for targeted cancer cell destruction.
• Chemical Synthesis: Acts as a versatile intermediate for synthesizing more complex hemicyanine dyes and functional organic molecules.
• Optical Data Storage: Explored for use in high-density, write-once optical recording media.

Basic Information

Product Name	2-(4-[4-(Dimethylamino)Phenyl]-1,3-Butadienyl)-1-Methylpyridinium Iodide
CAS No.	139557-65-6
Molecular Formula	C20H23IN2
Molecular Weight	434.32 g/mol
Synonyms	1-Methyl-2-[4-[4-(dimethylamino)phenyl]-1,3-butadienyl]pyridinium Iodide; 4-[4-(Dimethylamino)styryl]-1-methylpyridinium Iodide (common name for related structure); Hemicyanine Dye Derivative; DASPMI analog; Styrylpyridinium Dye; NLO Dye Intermediate; (E)-1-Methyl-4-[(4-dimethylaminophenyl)-1,3-butadienyl]pyridinium Iodide
EINECS	Contact for details

Quality Control

Our production of 2-(4-[4-(Dimethylamino)Phenyl]-1,3-Butadienyl)-1-Methylpyridinium Iodide adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity for research and industrial applications. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and Mass Spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

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 (moisture-sensitive) nature, the container must be kept tightly sealed in a desiccated environment to prevent degradation. For long-term stability, consider storage under an inert atmosphere.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Solubility	Soluble in methanol, DMF, DMSO

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