Description

1-Ethyl-2-[3-(3-Ethyl-3H-Benzoselenazol-2-Ylidene)Prop-1-Enyl]Quinolinium Iodide is a specialized cyanine dye derivative, valued for its unique photophysical properties derived from the incorporation of a selenium atom. This compound is engineered for applications requiring high sensitivity to light and specific spectral characteristics. It is primarily sought after by researchers and manufacturers in the fields of optical materials, photodynamic therapy, and advanced imaging technologies.

Application

• Photosensitizer in Photodynamic Therapy (PDT): Used in medical research for generating reactive oxygen species upon light activation to target abnormal cells.
• Near-Infrared (NIR) Fluorescent Dye: Serves as a key component in the development of NIR probes for bioimaging and diagnostic assays.
• Optical Data Storage: Employed in research for next-generation recording media due to its light-sensitive properties.
• Non-Linear Optical (NLO) Materials: A candidate material for research into devices like optical limiters and switches.
• Laser Dye and Sensor Development: Used in the formulation of tunable dye lasers and chemical sensors.
• Academic and Industrial R&D: A crucial reagent for synthetic chemistry and material science research exploring novel chalcogen-containing compounds.

Basic Information

Product Name	1-Ethyl-2-[3-(3-Ethyl-3H-Benzoselenazol-2-Ylidene)Prop-1-Enyl]Quinolinium Iodide
CAS No.	72491-44-2
Molecular Formula	C23H23IN2Se
Molecular Weight	541.31 g/mol
Synonyms	1-Ethyl-2-[3-(3-ethylbenzoselenazol-2(3H)-ylidene)-1-propenyl]quinolinium iodide; Quinolinium, 1-ethyl-2-[3-(3-ethyl-3H-1,3-benzoselenazol-2-ylidene)-1-propen-1-yl]-, iodide; Cyanine dye selenium analog; Benzoseleazolium dye; NIR dye 72491-44-2; 2-[3-(1-Ethyl-2(1H)-quinolinylidene)-1-propen-1-yl]-3-ethylbenzoselenazolium iodide
EINECS	Contact for details

Quality Control

Our production of this high-purity specialty chemical adheres to stringent quality protocols. Every batch is characterized using advanced analytical techniques to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) is provided with each shipment, detailing specifications such as assay (HPLC), absorbance profile, and impurity levels. We support cGMP and ISO 9001 compliant manufacturing for research and development applications.

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 light-sensitive (store away from light). Keep the container tightly sealed in a dry environment to prevent moisture absorption. Store away from incompatible materials.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 95.0%
Loss on Drying	≤ 2.0 %
Residue on Ignition	≤ 1.0 %
Absorption Maxima (λmax)	Specified range provided on COA

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