Description

4-(4-Dimethylaminostyryl)-1-Methylpyridinium is a specialized organic salt belonging to the class of styrylpyridinium dyes. This compound matters for its unique photophysical properties, making it a valuable functional material in advanced research and development. It is primarily needed by industries and research institutions focused on materials science, particularly in the development of nonlinear optical materials, fluorescent probes, and as a model compound for studying intramolecular charge transfer processes.

Application

• As a key intermediate or active component in the synthesis of nonlinear optical (NLO) materials for photonic applications.
• Utilized as a fluorescent probe or marker in biochemical and biophysical research due to its solvatochromic properties.
• Acting as a model compound for fundamental studies on intramolecular charge transfer and excited-state dynamics.
• Potential application in the development of organic light-emitting diodes (OLEDs) and other optoelectronic devices.
• Research into its use for sensitizers in dye-sensitized solar cells (DSSCs).
• Employed in academic and industrial R&D for creating novel photo-responsive materials and sensors.

Basic Information

Product Name	4-(4-Dimethylaminostyryl)-1-Methylpyridinium
CAS No.	48174-78-3
Molecular Formula	C₁₆H₁₉N₂⁺ (typically associated with an anion like iodide, tosylate, etc.)
Molecular Weight	Contact for details (varies by salt form)
Synonyms	1-Methyl-4-[2-(4-dimethylaminophenyl)ethenyl]pyridinium; 4-(4-Dimethylaminostyryl)-1-methylpyridinium salt; DASPMI (4-(4-(Dimethylamino)styryl)-1-methylpyridinium iodide); 4-Di-1-ASP; p-Dimethylaminostyryl methylpyridinium; Aminostyrylpyridinium dye; ASMP; Charge-transfer dye
EINECS	Contact for details

Quality Control

Our 4-(4-Dimethylaminostyryl)-1-Methylpyridinium is produced under controlled conditions to ensure high purity and batch-to-batch consistency. Each lot undergoes rigorous analytical testing, which may include HPLC, NMR, and UV-Vis spectroscopy, to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with every shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (typically 15-25°C). Due to its light-sensitive nature, prolonged exposure to light should be avoided to maintain product integrity.

Specification

Item	Specification
Appearance	Orange to dark red crystalline powder or solid
Identification (HPLC/UV)	Conforms
Purity (HPLC)	≥ 95% (Typical grades: 95%, 98%, 99%)
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.5 %
UV-Vis Absorption	Characteristic spectrum provided

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