Description

2-[4-(1-Ethylnaphtho[1,2-D]Thiazol-2(1H)-Ylidene)-1-Phenyl-2-Butenylidene]Propanedinitrile is a specialized organic compound belonging to the class of cyanine or polymethine dyes, characterized by its complex, conjugated molecular structure. This compound is valued for its strong light-absorbing and fluorescent properties, making it a critical functional material in advanced photonic and electronic applications. It is primarily sought by manufacturers and researchers in the organic semiconductor, dye-sensitized solar cell (DSSC), and non-linear optical material sectors.

Application

• Organic Photovoltaic (OPV) and Dye-Sensitized Solar Cell (DSSC) Materials: Functions as a key light-harvesting sensitizer or electron donor/acceptor material.
• Non-Linear Optical (NLO) Materials: Used in the development of devices for optical switching, frequency doubling, and data storage due to its high hyperpolarizability.
• Fluorescent Probes and Sensors: Serves as a core structure for designing sensitive chemical or biological sensors.
• Optical Data Storage Media: A potential candidate for high-density recording layers in writable optical disks.
• Laser Dyes and Photoresists: Can be utilized in tunable dye lasers and advanced photoresist formulations for microfabrication.
• Academic and Industrial R&D: A crucial intermediate for synthesizing novel functional dyes and exploring structure-property relationships.

Basic Information

Product Name	2-[4-(1-Ethylnaphtho[1,2-D]Thiazol-2(1H)-Ylidene)-1-Phenyl-2-Butenylidene]Propanedinitrile
CAS No.	58471-77-5
Molecular Formula	C26H19N3S
Molecular Weight	405.51 g/mol
Synonyms	2-[4-(1-Ethylnaphtho[1,2-d]thiazol-2(1H)-ylidene)-1-phenyl-2-butenylidene]propanedinitrile; 1-Ethyl-2-[(1E,3E)-4-(dicyanomethylene)-1-phenyl-3-buten-1-ylidene]-2,3-dihydro-1H-naphtho[1,2-d]thiazole; Propanedinitrile, 2-[4-(1-ethyl-1,2-dihydronaphtho[1,2-d]thiazol-2-ylidene)-1-phenyl-2-butenylidene]-; Naphthothiazole Cyanine Dye Derivative; Polymethine Dye Intermediate; Light-Harvesting Dye Material; Contact for details on additional trade names.
EINECS	Contact for details

Quality Control

Our production of this advanced functional material adheres to strict quality protocols to ensure batch-to-batch consistency and performance reliability for critical applications. Quality is verified through comprehensive analytical techniques including HPLC for purity, NMR and IR for structural confirmation, and UV-Vis spectroscopy for optical property validation. A detailed Certificate of Analysis (COA) documenting identity, purity, and key physical properties is provided with every shipment.

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 compound is light-sensitive; prolonged exposure to light should be avoided to prevent degradation of its optical properties. Keep the container tightly sealed in a dry environment to minimize moisture uptake.

Specification

Item	Specification
Appearance	Dark colored solid (specific color upon request)
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0% (Research Grade)
Purity (HPLC)	≥ 99.0% (High Purity Grade)
UV-Vis Absorption (λmax)	As per COA (typically in visible to NIR range)
Melting Point	As per COA
Heavy Metals	< 20 ppm
Residual Solvents	Meets ICH guidelines

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