Description

1-Methyl-2-[(3-Methyl-3H-Benzothiazol-2-Ylidene)Methyl]Quinolinium Iodide is a specialized organic salt belonging to the cyanine dye family, valued for its distinct photophysical properties. This compound is a critical intermediate and functional material in advanced research and high-tech manufacturing. It is primarily sought by industries and research institutions focused on optical materials, imaging technologies, and specialty chemical synthesis.

Application

• Optical Sensitizer and Dye: Used in the formulation of photographic emulsions and as a sensitizing dye for silver halide crystals.
• Laser Dye and Nonlinear Optics: Serves as an active medium in tunable dye lasers and for research in nonlinear optical (NLO) materials.
• Biomedical Imaging Probes: Acts as a precursor or core structure for developing fluorescent probes and stains for cellular and molecular imaging.
• Organic Semiconductor Research: Investigated as a component in organic light-emitting diodes (OLEDs) and photovoltaic cells due to its charge-transfer characteristics.
• Analytical Chemistry Reagent: Employed as a chromogenic agent or indicator in specific spectrophotometric analytical methods.
• Chemical Synthesis Intermediate: Provides a versatile quinolinium-benzothiazole scaffold for synthesizing more complex heterocyclic compounds.

Basic Information

Product Name	1-Methyl-2-[(3-Methyl-3H-Benzothiazol-2-Ylidene)Methyl]Quinolinium Iodide
CAS No.	16768-72-2
Molecular Formula	C19H17IN2S
Molecular Weight	456.32 g/mol
Synonyms	2-[(1-Methyl-2(1H)-quinolinylidene)methyl]-3-methylbenzothiazolium iodide; Quinolinium, 1-methyl-2-[(3-methyl-3H-benzothiazol-2-ylidene)methyl]-, iodide; 1-Methyl-2-[(3-methylbenzothiazol-2-ylidene)methyl]quinolinium iodide; Cyanine dye derivative; Quinoline blue derivative; Benzothiazolium quinolinium salt
EINECS	Contact for details

Quality Control

Our production of 1-Methyl-2-[(3-Methyl-3H-Benzothiazol-2-Ylidene)Methyl]Quinolinium Iodide adheres to stringent in-process controls to ensure batch-to-batch consistency and high 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 material is light-sensitive (store away from light). Keep the container tightly sealed in a dry environment to prevent moisture absorption.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0 %
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.