Description

3-Ethyl-2-[3-(3-Ethyl-2-Thiazolidinylidene)-1-Propenyl]-5,6-Dimethyl-Benzoxazolium Iodide is a specialized organic salt belonging to the class of cyanine dyes, valued for its unique photophysical properties. This compound is a critical intermediate and functional material in advanced research and high-tech manufacturing sectors. It is primarily sought after by industries involved in the development of optical materials, sensitizers, and specialized analytical reagents.

Application

• Optical Sensitizer: Used in the formulation of photographic emulsions and photoconductive materials.
• Laser Dye Intermediate: Serves as a precursor for synthesizing near-infrared (NIR) absorbing and fluorescent cyanine dyes for laser applications.
• Biomedical Imaging: Potential use as a building block for developing fluorescent probes and labels in bioassays and cellular imaging.
• Non-linear Optical Materials: A key component in research for creating materials with specific light-modulating properties.
• Organic Semiconductor Research: Investigated for use in organic light-emitting diodes (OLEDs) and photovoltaic cells due to its conjugated structure.
• Analytical Chemistry: Employed as a reagent in spectroscopic analysis and as a standard for method development.

Basic Information

Item	Detail
Product Name	3-Ethyl-2-[3-(3-Ethyl-2-Thiazolidinylidene)-1-Propenyl]-5,6-Dimethyl-Benzoxazolium Iodide
CAS No.	63870-31-5
Molecular Formula	C19H25IN2OS
Molecular Weight	456.38 g/mol
Synonyms	3-Ethyl-2-[(E)-3-(3-ethyl-2(3H)-thiazolylidene)-1-propenyl]-5,6-dimethylbenzoxazolium iodide; 5,6-Dimethyl-3-ethyl-2-[3-(3-ethyl-2(3H)-thiazolylidene)-1-propenyl]benzoxazolium iodide; Cyanine dye derivative; Benzoxazolium, 3-ethyl-2-[3-(3-ethyl-2-thiazolidinylidene)-1-propenyl]-5,6-dimethyl-, iodide; NK-2016 (research code)
EINECS	Contact for details

Quality Control

Our production of 3-Ethyl-2-[3-(3-Ethyl-2-Thiazolidinylidene)-1-Propenyl]-5,6-Dimethyl-Benzoxazolium 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 purity, identity, 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, and well-ventilated place at room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; therefore, containers must be kept sealed under inert atmosphere when possible and opened only in a controlled, dry environment.

Specification

Item	Specification
Appearance	Dark green to brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 95.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%

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