Description

2-[2-[4-[(2-Chloroethyl)Methylamino]Phenyl]Vinyl]-1,3,3-Trimethyl-3H-Indolium Methyl Sulphate is a specialized cationic dye intermediate belonging to the cyanine dye family, valued for its strong light-absorbing properties and structural versatility. This compound serves as a critical building block for synthesizing advanced functional dyes used in high-technology applications. It is primarily sought by manufacturers in the photonics, biomedical research, and specialty chemical sectors.

Application

• Photosensitizer Synthesis: A key precursor for creating cyanine-based photosensitizers used in photodynamic therapy (PDT) for cancer treatment and antimicrobial applications.
• Laser Dye Production: Used in the manufacture of near-infrared (NIR) absorbing and emitting laser dyes for scientific instrumentation and optical devices.
• Optical Data Storage: Serves as a component in the development of dyes for recordable optical media (e.g., CD-R, DVD-R).
• Biomedical Imaging Probes: Utilized in the synthesis of fluorescent labels and probes for bioimaging, flow cytometry, and diagnostic assays.
• Nonlinear Optical Materials: Acts as a chromophore in the development of materials for nonlinear optics (NLO) and photonic applications.
• Solar Cell Research: Investigated as a potential sensitizer in dye-sensitized solar cells (DSSCs) for light harvesting.

Basic Information

Product Name	2-[2-[4-[(2-Chloroethyl)Methylamino]Phenyl]Vinyl]-1,3,3-Trimethyl-3H-Indolium Methyl Sulphate
CAS No.	85204-55-3
Molecular Formula	C23H29ClN2O4S
Molecular Weight	464.99 g/mol
Synonyms	2-[2-[4-[(2-Chloroethyl)methylamino]phenyl]ethenyl]-1,3,3-trimethyl-3H-indolium methyl sulfate; 1,3,3-Trimethyl-2-[2-[4-[(2-chloroethyl)methylamino]phenyl]vinyl]-3H-indolium methyl sulfate; Cyanine dye intermediate; IR-780 related intermediate; NIR dye precursor; Heptamethine cyanine dye derivative; (2-Chloroethyl)methylamino phenyl vinyl indolium salt
EINECS	Contact for details

Quality Control

Our production of 2-[2-[4-[(2-Chloroethyl)Methylamino]Phenyl]Vinyl]-1,3,3-Trimethyl-3H-Indolium Methyl Sulphate adheres to stringent in-process controls to ensure batch-to-batch consistency and high chemical purity. 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 protocols.

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 product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept tightly sealed in a desiccated environment and away from direct light exposure to maintain stability and prevent degradation.

Specification

Item	Specification
Appearance	Dark green to blue-green crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 95.0% (Area %)
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.