Description

5-[(2-Ethoxy-2-Oxoethoxy)Carbonyl]-1,3,3-Trimethyl-2-[2-[5-Nitro-1-[2-Oxo-2-(2-Oxopropoxy)Ethyl]-2-Phenyl-1H-Indol-3-Yl]Vinyl]-3H-Indolium Iodide is a sophisticated organic salt belonging to the cyanine dye family, characterized by its complex indolium-based structure. This compound is engineered for its exceptional photophysical properties, making it a critical functional material in advanced research and development. It is primarily sought after by manufacturers and researchers in the photovoltaic, optical data storage, and biomedical imaging sectors for its ability to interact with light in precise and tunable ways.

Application

• Photosensitizer in Dye-Sensitized Solar Cells (DSSCs): A key component for absorbing sunlight and initiating electron transfer in next-generation photovoltaic devices.
• Optical Data Storage Media: Used in the formulation of recordable optical discs (e.g., CD-R, DVD-R) due to its light-absorbing and energy-converting capabilities.
• Fluorescent Probes and Labels: Serves as a building block for synthesizing near-infrared (NIR) fluorescent dyes used in bioimaging and diagnostic assays.
• Non-Linear Optical (NLO) Materials: Investigated for use in photonic devices, optical switches, and frequency converters due to its large molecular polarizability.
• Laser Dyes and Gain Media: Potential application in tunable dye lasers for scientific and medical instrumentation.
• Photopolymerization Initiators: Can be employed in UV-curable inks, coatings, and resins for industrial curing processes.

Basic Information

Product Name	5-[(2-Ethoxy-2-Oxoethoxy)Carbonyl]-1,3,3-Trimethyl-2-[2-[5-Nitro-1-[2-Oxo-2-(2-Oxopropoxy)Ethyl]-2-Phenyl-1H-Indol-3-Yl]Vinyl]-3H-Indolium Iodide
CAS No.	85029-83-0
Molecular Formula	C38H36IN3O9
Molecular Weight	829.61 g/mol
Synonyms	1H-Indolium, 5-[(2-ethoxy-2-oxoethoxy)carbonyl]-1,3,3-trimethyl-2-[2-[5-nitro-1-[2-oxo-2-(2-oxopropoxy)ethyl]-2-phenyl-1H-indol-3-yl]ethenyl]-, iodide (1:1); Cyanine dye derivative; Indocyanine green analogue; NIR dye intermediate; Heptamethine cyanine dye salt; Optical recording dye; Photosensitizer 85029-83-0
EINECS	Contact for details

Quality Control

Every batch of this high-purity functional dye is subjected to rigorous analytical testing to ensure consistency and performance for sensitive applications like photovoltaics and bioimaging. Our quality assurance protocol includes advanced chromatographic and spectroscopic methods to verify identity and purity. A comprehensive Certificate of Analysis (COA) detailing assay, impurity profile, and spectral data is provided with each shipment to support your R&D and quality documentation 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). The product is light-sensitive and should be handled under appropriate conditions to prevent degradation of its photochemical properties. Keep the container tightly sealed when not in use to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	Dark green to blue-black crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference
Purity (HPLC)	≥ 95.0% (Area %)
Water Content (KF)	≤ 2.0 %
Residue on Ignition	≤ 1.0 %
Heavy Metals (as Pb)	≤ 20 ppm
Absorption Max (λmax)	Contact for details

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