Description

4-((1E,3E)-4-[4-(Dibutylamino)Phenyl]-1,3-Butadienyl)-1-[3-(Triethylammonio)Propyl]Pyridinium Dibromide is a specialized cationic dye and functional organic salt, identified by CAS No. 173220-61-6. This compound is valued for its strong light-absorbing properties and cationic charge, making it a critical component in advanced material science and analytical chemistry. It is primarily sought by researchers and manufacturers in the fields of nonlinear optics, photovoltaics, and as a fluorescent probe or staining agent for biological and polymeric systems.

Application

• Nonlinear Optical (NLO) Materials: Key chromophore for developing organic materials with second- and third-order nonlinear optical properties for telecommunications and data processing.
• Dye-Sensitized Solar Cells (DSSCs): Acts as a sensitizer or co-sensitizer to enhance light harvesting and electron injection efficiency.
• Fluorescent Labeling and Staining: Used as a cationic fluorescent dye for staining nucleic acids, certain polymers, or biological membranes in research applications.
• Photopolymerization Initiators: Serves as a photoinitiator or co-initiator in UV-curable coatings, inks, and adhesives.
• Organic Synthesis Intermediate: Valuable building block for synthesizing more complex conjugated systems and functional ionic liquids.
• Antistatic and Conductive Coatings: Imparts conductivity in specialty coatings and films due to its ionic nature.

Basic Information

Product Name	4-((1E,3E)-4-[4-(Dibutylamino)Phenyl]-1,3-Butadienyl)-1-[3-(Triethylammonio)Propyl]Pyridinium Dibromide
CAS No.	173220-61-6
Molecular Formula	C34H53Br2N3
Molecular Weight	663.62 g/mol
Synonyms	4-[4-(Dibutylamino)styryl]-1-(3-triethylammoniopropyl)pyridinium Dibromide; DASPMI; 4-(4-(Dibutylamino)phenyl)-1,3-butadienyl-1-(3-triethylammoniopropyl)pyridinium Dibromide; Cationic Hemicyanine Dye; Pyridinium, 4-[4-(dibutylamino)phenyl]-1,3-butadien-1-yl]-1-[3-(triethylammonio)propyl]-, dibromide; ASDP; 4-(4-(Dibutylamino)styryl)-N-(3-(triethylammonio)propyl)pyridinium Dibromide
EINECS	Contact for details

Quality Control

Our production of 4-((1E,3E)-4-[4-(Dibutylamino)Phenyl]-1,3-Butadienyl)-1-[3-(Triethylammonio)Propyl]Pyridinium Dibromide 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 identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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 dry environment to prevent degradation. For long-term storage, consider desiccated conditions.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 2.0%
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.