Description

2-[2-(2,3-Dihydro-2-Methyl-1H-Indol-1-Yl)Vinyl]-1,3,3-Trimethyl-3H-Indolium Acetate CAS NO 83949-78-4 is a specialized indolium salt compound, recognized for its role as a key intermediate and functional dye precursor. Its value lies in its unique molecular structure, which provides specific photophysical properties and reactivity essential for advanced material synthesis. This product is primarily needed by manufacturers in the organic electronics, specialty dyes and pigments, and advanced material research sectors.

Application

• Functional Dye Synthesis: A critical intermediate for producing cyanine and polymethine dyes used in photographic sensitizers and laser applications.
• Organic Electronics: Serves as a precursor for materials used in organic light-emitting diodes (OLEDs) and organic photovoltaics (OPVs).
• Nonlinear Optical Materials: Used in the research and development of materials for optical limiting and frequency conversion.
• Biomedical Imaging: Potential use as a building block for near-infrared (NIR) fluorescent probes and contrast agents.
• Chemical Research: Employed as a versatile synthon in academic and industrial organic chemistry for constructing complex heterocyclic systems.
• Photopolymerization Initiators: Can be utilized in the formulation of photoinitiator systems for advanced coatings and inks.

Basic Information

Item	Detail
Product Name	2-[2-(2,3-Dihydro-2-Methyl-1H-Indol-1-Yl)Vinyl]-1,3,3-Trimethyl-3H-Indolium Acetate
CAS No.	83949-78-4
Molecular Formula	C24H28N2O2
Molecular Weight	376.50 g/mol
Synonyms	1,3,3-Trimethyl-2-[2-(2-methyl-2,3-dihydro-1H-indol-1-yl)ethenyl]-3H-indolium acetate; 2-[2-(2-Methyl-2,3-dihydro-1H-indol-1-yl)vinyl]-1,3,3-trimethyl-3H-indolium acetate; 1,3,3-Trimethyl-2-[(E)-2-(2-methylindolin-1-yl)vinyl]-1H-indol-3-ium acetate; Fischer's Base Aldehyde Condensate Acetate Salt; Cyanine Dye Intermediate; Indolium Salt 83949-78-4
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 Acetate adheres to stringent quality protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for assay and impurity profiling, NMR for structural confirmation, and spectrophotometric analysis. A Certificate of Analysis (COA) detailing all specifications is provided with every 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). The product is light-sensitive and should be handled under appropriate conditions to prevent degradation.

Specification

Item	Specification
Appearance	Dark green to brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95.0%
Loss on Drying	≤ 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.