Description

2-(Diphenylamino)-5-[(3-Ethyl-3H-Benzoxazol-2-Ylidene)Ethylidene]Thiazol-4(5H)-One is a high-purity, specialized organic dye intermediate belonging to the merocyanine class. This compound matters for its role as a key precursor in synthesizing advanced functional dyes and pigments with specific optical properties. Industrial buyers in the photographic sensitizer, nonlinear optical (NLO) materials, and specialty ink formulation sectors require it for developing products with precise light absorption and emission characteristics.

Application

• Photographic Sensitizers: A critical component in the synthesis of cyanine and merocyanine dyes used to extend the spectral sensitivity of photographic films and papers.
• Nonlinear Optical (NLO) Materials: Serves as a building block for organic chromophores in applications such as optical data storage, telecommunications, and electro-optic modulation.
• Specialty Ink & Toner Formulation: Used in the development of high-performance inks and toners for security printing, digital printing, and color filters.
• Laser Dye Precursor: Acts as an intermediate in the production of dyes for tunable dye lasers and other photonic devices.
• Organic Semiconductor Research: Employed in academic and industrial R&D for creating new organic light-emitting diodes (OLEDs) and photovoltaic materials.
• Analytical Chemistry Reagent: Utilized as a fluorescent probe or staining agent in specific biochemical and analytical detection methods.

Basic Information

Product Name	2-(Diphenylamino)-5-[(3-Ethyl-3H-Benzoxazol-2-Ylidene)Ethylidene]Thiazol-4(5H)-One
CAS No.	2718-77-6
Molecular Formula	C26H21N3O2S
Molecular Weight	439.53 g/mol
Synonyms	2-(Diphenylamino)-5-[(3-ethyl-2(3H)-benzoxazolylidene)ethylidene]-4-thiazolidinone; 2-{5-[(E)-2-(3-Ethyl-1,3-benzoxazol-2(3H)-ylidene)ethylidene]-4-oxo-4,5-dihydro-1,3-thiazol-2-yl}-N,N-diphenylamine; Merocyanine dye intermediate; 2718-77-6; 2-(N,N-Diphenylamino)-4-(3-ethyl-2-benzoxazolinylideneethylidene)-2-thiazolin-5-one; 5-[(3-Ethyl-2(3H)-benzoxazolylidene)ethylidene]-2-(diphenylamino)-4-thiazolidinone
EINECS	Contact for details

Quality Control

Our production of 2-(Diphenylamino)-5-[(3-Ethyl-3H-Benzoxazol-2-Ylidene)Ethylidene]Thiazol-4(5H)-One adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity for sensitive applications. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles 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). The product is light-sensitive (store away from light). Keep the container tightly sealed in a dry environment to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Dark red to brown crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 1.0%
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.