Description

5-Chloro-2-[2-[4-[(2-Hydroxyethyl)Methylamino]Phenyl]Vinyl]-1,3,3-Trimethyl-3H-Indolium Chloride is a high-purity, functionalized indolium salt with significant commercial and research value. This compound serves as a crucial intermediate and functional dye precursor, prized for its unique photophysical properties and structural versatility. It is primarily sought after by manufacturers and R&D teams in the advanced materials, specialty dyes, and life sciences sectors for developing innovative products.

Application

• Fluorescent Dye Synthesis: A key precursor for creating near-infrared (NIR) fluorescent probes and markers used in bioimaging and diagnostics.
• Photodynamic Therapy (PDT) Agents: Used in the research and development of photosensitizers for targeted cancer treatments.
• Nonlinear Optical Materials: A building block for organic materials with applications in photonics, optical data storage, and laser technology.
• Sensitizer for Solar Cells: Investigated for use in dye-sensitized solar cells (DSSCs) to enhance light absorption and energy conversion efficiency.
• Chemical Sensing: Employed in the fabrication of chemosensors for detecting specific ions or molecules due to its chromogenic properties.
• Academic & Industrial Research: Serves as a versatile intermediate for organic synthesis and material science research.

Basic Information

Product Name	5-Chloro-2-[2-[4-[(2-Hydroxyethyl)Methylamino]Phenyl]Vinyl]-1,3,3-Trimethyl-3H-Indolium Chloride
CAS No.	68134-36-1
Molecular Formula	C22H26ClN2O+ • Cl-
Molecular Weight	405.36 g/mol (for the cation + Cl-)
Synonyms	5-Chloro-1,3,3-trimethyl-2-[2-[4-(N-methyl-N-2-hydroxyethyl)amino]styryl]indolium chloride; NIR Dye Precursor; Cyanine dye derivative; 2-[2-[4-(N-Methyl-N-2-hydroxyethylamino)styryl]-5-chloro-1,3,3-trimethyl-3H-indolium chloride; Heptamethine cyanine intermediate; 68134-36-1; Light-sensitive indolium salt
EINECS	Contact for details

Quality Control

Our production of 5-Chloro-2-[2-[4-[(2-Hydroxyethyl)Methylamino]Phenyl]Vinyl]-1,3,3-Trimethyl-3H-Indolium Chloride adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC, NMR, and mass spectrometry, to ensure high chemical purity and structural integrity. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed to minimize exposure to atmospheric moisture. For long-term storage, consider using desiccants.

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%
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.