Description

2-[2-(2,3-Dihydro-2-Methyl-1H-Indol-1-Yl)Vinyl]-1,3,3-Trimethyl-3H-Indolium Methyl Sulphate is a specialized cationic indole derivative, valued for its unique photophysical and electrochemical properties. This compound serves as a critical functional intermediate and active chromophore in advanced material synthesis. It is primarily sought by industries involved in the development of optical materials, sensitizers, and specialty dyes.

Application

• Photosensitizer Precursor: A key intermediate in the synthesis of cyanine and polymethine dyes used in photographic and imaging technologies.
• Optical Material Synthesis: Employed in the development of non-linear optical (NLO) materials and laser dyes due to its extended conjugated system.
• Biomedical Staining: Used in the formulation of specialized fluorescent probes and stains for cellular imaging and diagnostic applications.
• Organic Semiconductor Research: Acts as a building block for charge-transport materials and organic light-emitting diodes (OLEDs).
• Photovoltaic Cell Components: Investigated for use in dye-sensitized solar cells (DSSCs) as a light-harvesting component.
• Analytical Chemistry Reagent: Serves as a chromogenic agent or a standard in spectroscopic analysis and method development.

Basic Information

Product Name	2-[2-(2,3-Dihydro-2-Methyl-1H-Indol-1-Yl)Vinyl]-1,3,3-Trimethyl-3H-Indolium Methyl Sulphate
CAS No.	85187-86-6
Molecular Formula	C23H28N2O4S
Molecular Weight	428.54 g/mol
Synonyms	1,3,3-Trimethyl-2-[2-(2-methyl-3H-indol-1-yl)vinyl]-3H-indolium methyl sulfate; 2-[2-(2-Methyl-1-indolinyl)vinyl]-1,3,3-trimethyl-3H-indolium methyl sulfate; 1,3,3-Trimethyl-2-[(E)-2-(2-methyl-1-indolinyl)ethenyl]-3H-indolium methyl sulfate; Cationic Indole Dye Intermediate; Fischer's Base Ethenyl Homolog Methyl Sulfate; (E)-2-[2-(2-Methylindolin-1-yl)vinyl]-1,3,3-trimethyl-3H-indol-1-ium methyl sulfate
EINECS	Contact for details

Quality Control

Our production of 2-[2-(2,3-Dihydro-2-Methyl-1H-Indol-1-Yl)Vinyl]-1,3,3-Trimethyl-3H-Indolium Methyl Sulphate adheres to stringent quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets precise customer specifications. A Certificate of Analysis (COA) detailing all test results is provided with each shipment.

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). Due to its hygroscopic nature, the container must be kept tightly sealed after opening to prevent moisture absorption, which can affect product stability and performance.

Specification

Item	Specification
Appearance	Dark green to brown crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 2.0%
Residue on Ignition (Sulfated Ash)	≤ 0.5%

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