Description

3-Methyl-2-[3-(3-Methyl-3H-Benzoxazol-2-Ylidene)Prop-1-Enyl]Benzoxazolium p-Toluenesulphonate is a specialized organic salt belonging to the benzoxazolium cyanine dye family, valued for its unique photophysical properties. This compound serves as a critical functional material in advanced optical and electronic applications due to its ability to absorb and emit light within specific wavelength ranges. It is primarily sought after by manufacturers and researchers in the photonics, imaging, and specialty chemical synthesis sectors.

Application

• Optical Data Storage Media: Used as a key dye component in the production of recordable (R) and rewritable (RW) optical discs, such as CDs and DVDs.
• Non-Linear Optical (NLO) Materials: Acts as a chromophore in the development of materials for frequency doubling, optical switching, and electro-optic modulation devices.
• Laser Dyes and Sensitizers: Employed as a gain medium or sensitizing agent in tunable dye lasers and photopolymerization initiators.
• Biomedical Imaging Probes: Investigated for use in fluorescence labeling and as a contrast agent in bio-imaging and diagnostic applications.
• Organic Photovoltaic (OPV) Cells: Functions as an electron donor or acceptor material in the active layer of solar cells to enhance light absorption.
• Chemical Synthesis Intermediate: Serves as a precursor or building block for synthesizing more complex cyanine dyes and functional organic molecules.

Basic Information

Product Name	3-Methyl-2-[3-(3-Methyl-3H-Benzoxazol-2-Ylidene)Prop-1-Enyl]Benzoxazolium p-Toluenesulphonate
CAS No.	41503-58-6
Molecular Formula	C26H24N2O4S
Molecular Weight	460.55 g/mol
Synonyms	3-Methyl-2-[(1E,3E)-3-(3-methyl-1,3-benzoxazol-2(3H)-ylidene)prop-1-en-1-yl]-1,3-benzoxazol-3-ium 4-methylbenzenesulfonate; 2-[3-(3-Methyl-2(3H)-benzoxazolylidene)-1-propenyl]-3-methylbenzoxazolium p-toluenesulfonate; Cyanine dye, benzoxazolium derivative; Optical recording dye 41503-58-6; NK-5294 (potential trade name); NK5294; 3H-Benzoxazolium, 3-methyl-2-[3-(3-methyl-3H-benzoxazol-2-ylidene)-1-propenyl]-, salt with 4-methylbenzenesulfonic acid (1:1)
EINECS	Contact for details

Quality Control

Our production of 3-Methyl-2-[3-(3-Methyl-3H-Benzoxazol-2-Ylidene)Prop-1-Enyl]Benzoxazolium p-Toluenesulphonate adheres to stringent quality protocols to ensure batch-to-batch consistency and performance reliability for optical applications. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and UV-Vis spectroscopy to verify identity, purity, and critical optical properties. A comprehensive Certificate of Analysis (COA) detailing all specifications is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); therefore, the container must be kept tightly sealed to prevent degradation from atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Dark green to blue-black crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference
Assay (HPLC)	≥ 98.0%
UV-Vis Absorption (λmax)	Specification available upon request
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.