Description

Methyl 3-Methyl-2-[2-[(3-Methyl-5-Phenyl-3H-Benzoxazol-2-Ylidene)Methyl]But-1-Enyl]-5-Phenylbenzoxazolium Sulphate is a high-purity, specialized cationic dye intermediate belonging to the benzoxazolium class. This compound is valued for its strong chromophoric properties and its role in synthesizing advanced functional dyes and pigments. It is primarily required by manufacturers in the specialty chemicals sector for applications in optical data storage, non-linear optics, and as a sensitizer in photographic and imaging technologies.

Application

• Optical Data Storage Media: A key precursor for dyes used in recordable CD-R and DVD-R discs.
• Non-Linear Optical (NLO) Materials: Serves as a building block for organic compounds with applications in photonics and laser technology.
• Photographic Sensitizers: Used in the formulation of advanced sensitizing dyes for silver halide photographic films and papers.
• Laser Dyes & Markers: Employed in the synthesis of tunable laser dyes and security markers for authentication.
• Biomedical Staining: Potential use as a fluorescent probe or stain in specific histological and cytological applications.
• Organic Semiconductor Research: Investigated as a component in the development of organic light-emitting diodes (OLEDs) and photovoltaic cells.

Basic Information

Product Name	Methyl 3-Methyl-2-[2-[(3-Methyl-5-Phenyl-3H-Benzoxazol-2-Ylidene)Methyl]But-1-Enyl]-5-Phenylbenzoxazolium Sulphate
CAS No.	33718-79-5
Molecular Formula	C35H32N2O5S
Molecular Weight	592.70 g/mol
Synonyms	Benzoxazolium, 3-methyl-2-[2-[(3-methyl-5-phenyl-3H-benzoxazol-2-ylidene)methyl]-1-butenyl]-5-phenyl-, methyl sulfate; 2-[2-[(3-Methyl-5-phenylbenzoxazol-2-ylidene)methyl]but-1-enyl]-3-methyl-5-phenylbenzoxazolium methyl sulfate; Cationic Dye Intermediate for CD-R; Optical Recording Dye Intermediate; NK-5296 (potential trade name); Styryl Benzoxazolium Dye Salt
EINECS	Contact for details

Quality Control

Our production of this benzoxazolium salt adheres to strict quality protocols to ensure batch-to-batch consistency and high purity, critical for performance in sensitive optical applications. Quality is verified through advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation from atmospheric moisture.

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

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