Description

1-Ethyl-2-[(3-Ethyl-3H-Benzoxazol-2-Ylidene)Methyl]Quinolinium Iodide is a specialized cyanine dye salt, a key intermediate and functional material valued for its unique photophysical properties. This compound is critical for applications requiring precise light absorption and emission characteristics in the near-infrared or visible spectrum. It is primarily sought by manufacturers and research institutions in the photonics, imaging, and advanced materials sectors.

Application

• Sensitizing Dye for Photographic Emulsions: Used to extend the spectral sensitivity of silver halide films and plates.
• Optical Data Storage Media: A key component in the formulation of recordable (e.g., CD-R, DVD-R) dye layers.
• Laser Dye and Nonlinear Optical Materials: Serves as an active medium in tunable dye lasers and for frequency doubling applications.
• Biomedical Imaging Probes: Utilized in the synthesis of fluorescent labels and contrast agents for cellular and in vivo imaging.
• Organic Photovoltaic (OPV) and Dye-Sensitized Solar Cell (DSSC) Research: Investigated as a potential light-harvesting sensitizer due to its strong absorption profile.
• Chemical Sensor Development: Employed in the design of fluorogenic probes for detecting specific ions or biomolecules.

Basic Information

Item	Details
Product Name	1-Ethyl-2-[(3-Ethyl-3H-Benzoxazol-2-Ylidene)Methyl]Quinolinium Iodide
CAS No.	63123-27-3
Molecular Formula	C21H21IN2O
Molecular Weight	468.31 g/mol
Synonyms	1-Ethyl-2-[(3-ethyl-2(3H)-benzoxazolylidene)methyl]quinolinium iodide; Quinolinium, 1-ethyl-2-[(3-ethyl-2(3H)-benzoxazolylidene)methyl]-, iodide; Cyanine dye Dye 26; NK 2016; Astrazon Orange R; Basic Orange 27 (C.I. 48035); Quinoline Orange Iodide; 2-[(E)-2-(1-Ethylquinolin-1-ium-2-yl)ethenyl]-3-ethyl-1,3-benzoxazol-3-ium iodide
EINECS	Contact for details

Quality Control

Our production of 1-Ethyl-2-[(3-Ethyl-3H-Benzoxazol-2-Ylidene)Methyl]Quinolinium Iodide adheres to stringent in-process controls to ensure batch-to-batch consistency and high purity. Every 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 each 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 area at room temperature (15-25°C). Keep away from incompatible materials. Due to its light-sensitive nature, minimize exposure to direct light during handling and storage.

Specification

Item	Specification
Appearance	Dark green to brownish-green crystalline powder
Identification (IR)	Conforms to structure
Assay (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.