Description

3-(2-Hydroxyethyl)-2-[5-[3-(2-Hydroxyethyl)-3H-Benzothiazol-2-Ylidene]Penta-1,3-Dienyl]Benzothiazolium Bromide is a specialized organic salt belonging to the cyanine dye family, valued for its strong light-absorbing and fluorescent properties. This compound is engineered for applications requiring precise optical characteristics and high chemical stability. It serves as a critical functional material for researchers and manufacturers in the photonics, analytical chemistry, and advanced materials sectors.

Application

• Fluorescent Probe and Sensor Development: Used as a key chromophore in the synthesis of fluorescent dyes and molecular probes for biological imaging and diagnostic assays.
• Optical Data Storage Media: A functional component in the research and development of advanced optical recording materials and photochromic systems.
• Non-Linear Optical (NLO) Materials: Serves as a building block for organic materials with potential applications in photonics, laser technology, and optical limiting devices.
• Dye-Sensitized Solar Cells (DSSC): Investigated as a potential photosensitizer due to its ability to absorb specific wavelengths of light and facilitate electron transfer.
• Analytical Chemistry Reagents: Employed in the formulation of specialized stains, indicators, and reagents for spectroscopic analysis and detection methods.
• Academic and Industrial R&D: A high-purity intermediate for synthetic chemistry research and the development of novel functional dyes and pigments.

Basic Information

Product Name	3-(2-Hydroxyethyl)-2-[5-[3-(2-Hydroxyethyl)-3H-Benzothiazol-2-Ylidene]Penta-1,3-Dienyl]Benzothiazolium Bromide
CAS No.	18371-33-0
Molecular Formula	C25H25BrN2O2S2
Molecular Weight	529.51 g/mol
Synonyms	2-[5-[3-(2-Hydroxyethyl)benzothiazol-2-ylidene]penta-1,3-dienyl]-3-(2-hydroxyethyl)benzothiazolium bromide; 3,3'-Di(2-hydroxyethyl)thiacarbocyanine bromide; Thiacarbocyanine dye, hydroxyethyl substituted; Dye content 95%; 3H-Benzothiazolium, 3-(2-hydroxyethyl)-2-[5-[3-(2-hydroxyethyl)-3H-benzothiazol-2-ylidene]-1,3-pentadien-1-yl]-, bromide (1:1); Hydroxyethyl Thiacarbocyanine Bromide
EINECS	Contact for details

Quality Control

Our production of 3-(2-Hydroxyethyl)-2-[5-[3-(2-Hydroxyethyl)-3H-Benzothiazol-2-Ylidene]Penta-1,3-Dienyl]Benzothiazolium Bromide adheres to stringent internal quality protocols 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 and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This product is light-sensitive (store away from light). Keep away from incompatible materials and sources of ignition.

Specification

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