Description

N719 CAS NO 207347-46-4 is a high-performance ruthenium-based sensitizer dye, also known as cis-bis(isothiocyanato)bis(2,2'-bipyridyl-4,4'-dicarboxylato)ruthenium(II) bis-tetrabutylammonium. This compound is critically important for its exceptional light-harvesting efficiency and electron injection capabilities. It is primarily needed by manufacturers and researchers in the renewable energy sector, specifically for the production of high-efficiency dye-sensitized solar cells (DSSCs).

Application

• Dye-Sensitized Solar Cells (DSSCs): The primary application as the photosensitizer, absorbing sunlight and initiating the electron transfer process in Grätzel cells.
• Photoelectrochemical Research: Used as a benchmark dye in academic and industrial labs for developing next-generation photovoltaic materials and devices.
• Optical Sensors: Potential use in light-sensitive sensor applications due to its specific photophysical properties.
• Advanced Material Synthesis: Serves as a precursor or model compound for synthesizing novel metal-organic complexes with tailored electronic properties.

Basic Information

Product Name	N719
CAS No.	207347-46-4
Molecular Formula	C58H86N8O8RuS2
Molecular Weight	1188.48 g/mol
Synonyms	Ruthenizer 535-bisTBA; cis-Bis(isothiocyanato)bis(2,2'-bipyridyl-4,4'-dicarboxylato)ruthenium(II) bis-tetrabutylammonium salt; N719 Dye; Dye N719; Solaronix N719; Ruthenium dye N719; C58H86N8O8RuS2; (NBu4)2[Ru(dcbpyH)2(NCS)2]
EINECS	Contact for details

Quality Control

Our N719 is produced under stringent quality management protocols to ensure batch-to-batch consistency and high purity, essential for reproducible device performance. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and elemental analysis. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and performance-related parameters 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). This material is light-sensitive (store away from light). For long-term stability, consider storage under an inert atmosphere such as argon or nitrogen.

Specification

Item	Specification
Appearance	Dark purple to black solid
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0%
Elemental Analysis	Conforms to theoretical values
UV-Vis Spectrum	Characteristic peaks at ~535 nm and ~390 nm
Solubility	Soluble in common organic solvents (e.g., acetonitrile, ethanol)
Residue on Ignition	< 0.5%

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