Description

2-[3-(3-Ethyl-3H-Benzothiazol-2-Ylidene)Prop-1-Enyl]-3-Methylbenzoxazolium Iodide is a specialized cyanine dye salt, a key intermediate in the synthesis of advanced functional materials. This compound is valued for its strong light-absorbing and fluorescent properties, making it essential for high-precision applications. It is primarily used by manufacturers and research institutions in the photonics, optical data storage, and biomedical imaging sectors.

Application

• Optical Data Storage Media: As a key sensitizer or dye component in recordable CDs, DVDs, and advanced optical discs.
• Laser Technology: As a gain medium or saturable absorber in tunable dye lasers and other photonic devices.
• Biomedical Imaging & Diagnostics: As a fluorescent probe or tag in bioassays, cell staining, and diagnostic kits.
• Nonlinear Optical Materials: As a chromophore for developing materials with second- or third-order nonlinear optical (NLO) properties.
• Photodynamic Therapy (PDT): As a potential photosensitizer candidate for targeted cancer treatments.
• Chemical Sensors: As an active component in optochemical sensors for detecting specific ions or gases.
• Academic & Industrial R&D: For fundamental research in photochemistry, material science, and the development of new functional dyes.

Basic Information

Item	Details
Product Name	2-[3-(3-Ethyl-3H-Benzothiazol-2-Ylidene)Prop-1-Enyl]-3-Methylbenzoxazolium Iodide
CAS No.	68006-79-1
Molecular Formula	C20H19IN2OS
Molecular Weight	462.34 g/mol
Synonyms	3-Methyl-2-[3-(3-ethyl-2(3H)-benzothiazolylidene)-1-propenyl]benzoxazolium iodide; 2-[3-(3-Ethylbenzothiazol-2(3H)-ylidene)prop-1-en-1-yl]-3-methyl-1,3-benzoxazol-3-ium iodide; Cyanine dye 68006-79-1; Benzothiazolium, 2-[3-(3-ethyl-2(3H)-benzothiazolylidene)-1-propenyl]-3-methyl-, iodide; Oxazole Yellow analogue; Heptamethine cyanine dye derivative
EINECS	Contact for details

Quality Control

Every batch of our cyanine dye intermediates is produced under strict quality management protocols. We employ advanced analytical techniques including HPLC, NMR, and mass spectrometry to ensure identity, purity, and batch-to-batch consistency. A comprehensive Certificate of Analysis (COA) detailing purity, absorbance/fluorescence profiles, and impurity limits is provided with each shipment to support your quality assurance and regulatory needs.

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 product is hygroscopic (moisture-sensitive) and should be handled in a dry environment to prevent degradation. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark green to blue-black crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0% (Area %)
Water Content (KF)	≤ 2.0 %
Residue on Ignition	≤ 0.5 %
Absorption Max (λmax)	Specified range provided on COA

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