Description

3-Methyl-2-[5-(3-Methyl-3H-Benzoxazol-2-Ylidene)Penta-1,3-Dienyl]Benzoxazolium p-Toluenesulphonate is a specialized organic salt belonging to the cyanine dye family, valued for its exceptional light-absorbing and fluorescent properties. This compound serves as a critical functional material in advanced photonic and electronic applications, where precise molecular performance is paramount. It is primarily sought by manufacturers and R&D laboratories in the optical materials, imaging, and high-tech sensor sectors.

Application

• Nonlinear Optical (NLO) Materials: A key chromophore for developing advanced materials used in optical switching, signal modulation, and frequency conversion devices.
• Laser Dyes & Optical Filters: Utilized as an active medium in tunable dye lasers and as a component in specialized optical filters due to its sharp absorption bands.
• Fluorescent Probes & Sensors: Employed in the synthesis of sensitive fluorescent probes for biochemical sensing, bio-imaging, and diagnostic applications.
• Photovoltaic & OLED Research: Investigated as an electron donor/acceptor or light-harvesting material in organic solar cells and organic light-emitting diodes (OLEDs).
• Data Storage Media: A potential candidate for use in photochromic materials for high-density optical data storage systems.
• Academic & Industrial R&D: Serves as a building block for synthesizing novel conjugated molecules and studying structure-property relationships in photochemistry.

Basic Information

Product Name	3-Methyl-2-[5-(3-Methyl-3H-Benzoxazol-2-Ylidene)Penta-1,3-Dienyl]Benzoxazolium p-Toluenesulphonate
CAS No.	68109-70-6
Molecular Formula	C30H28N2O4S
Molecular Weight	512.62 g/mol
Synonyms	3-Methyl-2-[5-(3-methyl-2(3H)-benzoxazolylidene)-1,3-pentadienyl]benzoxazolium p-toluenesulfonate; Cyanine dye 68109-70-6; Benzoxazolium, 3-methyl-2-[5-(3-methyl-3H-benzoxazol-2-ylidene)-1,3-pentadienyl]-, p-toluenesulfonate; 2-[5-(1,3-Dihydro-3-methyl-2H-benzoxazol-2-ylidene)-1,3-pentadienyl]-3-methylbenzoxazolium 4-methylbenzenesulfonate; 3-Methyl-2-[5-(3-methyl-2-benzoxazolinylidene)-1,3-pentadienyl]benzoxazolium p-toluenesulfonate; Optical dye 68109-70-6
EINECS	Contact for details

Quality Control

Our production of this high-purity specialty chemical adheres to strict in-process controls to ensure batch-to-batch consistency and performance reliability. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry to confirm identity and purity. A comprehensive Certificate of Analysis (COA) detailing all specifications 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 place at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept tightly sealed in a dry environment to prevent moisture absorption, which can affect performance. For long-term storage, consider using desiccants.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals (as Pb)	≤ 20 ppm
Solubility Test	Freely soluble in DMSO, DMF; soluble in methanol

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