Description

3-Ethyl-2-[3-[1-Ethyl-1,3-Dihydro-3-(4-Sulphonatobutyl)-5-(Trifluoromethyl)-2H-Benzimidazol-2-Ylidene]Prop-1-Enyl]-5-Phenylbenzoxazolium is a specialized cationic benzimidazolium-benzoxazolium dye derivative, valued for its unique photophysical properties and water solubility imparted by the sulfonatobutyl group. This compound is engineered for high-performance applications where precise light absorption and emission characteristics are critical. It is primarily sought by manufacturers in the advanced materials, optical sensor, and specialty dye industries for developing next-generation functional products.

Application

• Fluorescent Probes and Sensors: Used as a key chromophore in the development of highly sensitive chemical and biological sensors due to its distinct spectral properties.
• Non-linear Optical (NLO) Materials: A critical component in the synthesis of materials for photonics, optical switching, and data storage applications.
• Dye-Sensitized Solar Cells (DSSCs): Functions as a potential photosensitizer to enhance light-harvesting efficiency and electron transfer.
• Biomedical Imaging and Staining: Employed in the formulation of specialized stains and contrast agents for cellular and tissue imaging.
• Laser Dyes and Optical Filters: Serves as an active medium in tunable dye lasers or as a colorant in precision optical filters.
• Anti-Counterfeiting Inks: Incorporated into security inks for banknotes, documents, and high-value products due to its specific and difficult-to-replicate fluorescence.
• Polymer and Coating Additives: Used to impart specific optical characteristics to advanced polymers and functional coatings.

Basic Information

Product Name	3-Ethyl-2-[3-[1-Ethyl-1,3-Dihydro-3-(4-Sulphonatobutyl)-5-(Trifluoromethyl)-2H-Benzimidazol-2-Ylidene]Prop-1-Enyl]-5-Phenylbenzoxazolium
CAS No.	55811-27-3
Molecular Formula	C33H33F3N3O4S
Molecular Weight	624.70 g/mol
Synonyms	3-Ethyl-2-[3-[1-ethyl-1,3-dihydro-3-(4-sulfonatobutyl)-5-(trifluoromethyl)-2H-benzimidazol-2-ylidene]-1-propenyl]-5-phenylbenzoxazolium; Benzoxazolium, 3-ethyl-2-[3-[1-ethyl-1,3-dihydro-3-(4-sulfonatobutyl)-5-(trifluoromethyl)-2H-benzimidazol-2-ylidene]-1-propenyl]-5-phenyl-; Cationic benzimidazolium-benzoxazolium dye; Sulfonated benzoxazolium dye; Water-soluble fluorescent dye; Optical sensor dye; DSSC sensitizer dye; Benzimidazolium sulfonate dye
EINECS	Contact for details

Quality Control

Our production of this high-purity specialty chemical adheres to stringent ISO 9001 quality management protocols. Each batch is characterized using advanced analytical techniques including HPLC, NMR, and Mass Spectrometry to confirm identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment to ensure traceability and support your quality assurance processes.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed in a dry environment to prevent degradation. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Assay (HPLC)	≥ 98.0%
Water Content (KF)	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility (Water)	Freely soluble

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