Description

3-(2-Hydroxyethyl)-2-[3-((3-(2-Hydroxyethyl)-5-Methyl-3H-Benzothiazol-2-Ylidene)-2-Methyl)-1-Propenyl]-5-Methyl-Benzothi is a sophisticated benzothiazole derivative, a class of compounds valued for their unique photophysical and complexing properties. This product is engineered for high-performance applications where precise molecular structure and purity are critical for functionality. It serves as a key intermediate or functional component in advanced material science and specialty chemical synthesis, meeting the stringent demands of research and industrial development.

Application

• As a functional dye intermediate for the synthesis of near-infrared (NIR) absorbing or fluorescent compounds.
• In the development of optical materials, including laser dyes, nonlinear optical (NLO) materials, and photoresists.
• As a chelating agent or ligand precursor in coordination chemistry for catalytic or sensing applications.
• For research into organic semiconductors and photovoltaic materials due to its conjugated structure.
• As a specialized chemical intermediate in pharmaceutical and agrochemical research.
• In the formulation of specialty coatings and inks requiring specific light-absorption characteristics.

Basic Information

Product Name	3-(2-Hydroxyethyl)-2-[3-((3-(2-Hydroxyethyl)-5-Methyl-3H-Benzothiazol-2-Ylidene)-2-Methyl)-1-Propenyl]-5-Methyl-Benzothi
CAS No.	36393-83-6
Molecular Formula	C23H26N2O2S2
Molecular Weight	426.59 g/mol
Synonyms	2-[3-[3-(2-Hydroxyethyl)-5-methyl-1,3-benzothiazol-2-ylidene]-2-methylprop-1-enyl]-3-(2-hydroxyethyl)-5-methyl-1,3-benzothiazol-3-ium; Benzothiazolium, 2-[3-[3-(2-hydroxyethyl)-5-methylbenzothiazol-2-ylidene]-2-methyl-1-propenyl]-3-(2-hydroxyethyl)-5-methyl-, inner salt; 3-(2-Hydroxyethyl)-5-methyl-2-[(1E)-3-[3-(2-hydroxyethyl)-5-methyl-1,3-benzothiazol-2-ylidene]-2-methyl-1-propen-1-yl]-1,3-benzothiazol-3-ium; Cyanine dye derivative; Benzothiazole cyanine dye; NIR dye intermediate; Symmetrical benzothiazole heptamethine cyanine
EINECS	Contact for details

Quality Control

Our production of this advanced chemical intermediate adheres to strict quality management protocols. Each batch is characterized and tested to ensure structural integrity, purity, and batch-to-batch consistency suitable for research and development. A comprehensive Certificate of Analysis (COA) detailing identification, assay, and impurity profile is provided with every shipment to support your quality assurance processes.

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

Specification

Item	Specification
Appearance	Dark green to blue-black 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.