Description

2-[(1,3-Dihydro-1,3,3-Trimethyl-2H-Indol-2-Ylidene)Ethylidene]-5-Methoxyindan-1-One CAS NO 80867-06-7 is a specialized organic compound belonging to the class of polymethine dyes, specifically a heptamethine cyanine derivative. This chemical is valued for its strong near-infrared (NIR) absorption and fluorescence properties, making it a critical functional material in advanced technological applications. It is primarily sought by manufacturers and researchers in the photonics, optical materials, and biomedical imaging sectors.

Application

• NIR Fluorescent Dyes & Probes: Key component in the synthesis of near-infrared fluorescent labels and probes for bioimaging and diagnostic assays.
• Optical Data Storage: Used in the formulation of advanced recording layers for high-density optical storage media due to its photophysical properties.
• Laser Dyes & Optical Filters: Serves as a gain medium for tunable dye lasers and in the manufacture of specific optical filters and switches.
• Photodynamic Therapy (PDT) Research: Investigated as a potential photosensitizer in the development of non-invasive cancer treatments.
• Non-Linear Optical (NLO) Materials: Incorporated into polymers and crystals for applications in telecommunications, optical computing, and signal processing.
• Solar Cell Research: Used in the development of organic photovoltaic (OPV) cells and dye-sensitized solar cells (DSSCs) to enhance light absorption.
• Security Inks & Taggants: Formulated into covert security inks for anti-counterfeiting applications on banknotes, documents, and high-value goods.
• Chemical Sensors: Employed as an optical sensing element for detecting specific ions or molecules based on fluorescence changes.

Basic Information

Product Name	2-[(1,3-Dihydro-1,3,3-Trimethyl-2H-Indol-2-Ylidene)Ethylidene]-5-Methoxyindan-1-One
CAS No.	80867-06-7
Molecular Formula	C24H23NO2
Molecular Weight	357.45 g/mol
Synonyms	5-Methoxy-2-[2-(1,3,3-trimethylindolin-2-ylidene)ethylidene]indan-1-one; IR-780 related dye; Heptamethine cyanine dye intermediate; NIR Cyanine dye; 2-[(1,3-Dihydro-1,3,3-trimethyl-2H-indol-2-ylidene)ethylidene]-5-methoxy-1H-inden-1-one; 5-Methoxy-2-[2-(1,3,3-trimethyl-1,3-dihydro-2H-indol-2-ylidene)ethylidene]-2,3-dihydro-1H-inden-1-one; 80867-06-7
EINECS	Contact for details

Quality Control

Our production of 2-[(1,3-Dihydro-1,3,3-Trimethyl-2H-Indol-2-Ylidene)Ethylidene]-5-Methoxyindan-1-One adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity for research and industrial applications. All materials are 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 each shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Dark green to blue-black crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0% (Area %)
Loss on Drying	≤ 1.0 %
Residue on Ignition	≤ 0.5 %
Heavy Metals (as Pb)	≤ 20 ppm
Solubility Test	Soluble in DMSO, DMF; sparingly soluble in ethanol

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