Description

2-[3-(3-Ethyl-5-Methylbenzothiazol-2(3H)-Ylidene)-2-(2-Furanyl)-1-Propenyl]-1-(3-Sulfonatopropyl)Naphtho[1,2-D]Thiazol-1-Ium is a high-purity, functional organic salt belonging to the benzothiazole and naphthothiazole chemical class. This compound is valued for its unique photophysical properties and serves as a critical intermediate in advanced material synthesis. It is primarily sought by manufacturers in the specialty dyes, optical sensors, and high-performance polymer industries for research and development applications.

Application

• Synthesis of Near-Infrared (NIR) Dyes and Pigments: Used as a key chromophore precursor for creating dyes with specific absorption and emission profiles.
• Optical Sensor Development: Acts as a functional component in chemosensors and biosensors due to its potential fluorescence properties.
• Advanced Material Research: Employed in the development of organic semiconductors, non-linear optical (NLO) materials, and photoconductive polymers.
• Laser and Photovoltaic Applications: Investigated for use in dye-sensitized solar cells (DSSCs) and as a lasing medium in tunable dye lasers.
• Biomedical Imaging Probes: Serves as a starting material for synthesizing fluorescent tags and contrast agents for cellular imaging.
• Analytical Chemistry Reagents: Used in the formulation of specialized reagents for spectrophotometric analysis and detection.

Basic Information

Item	Details
Product Name	2-[3-(3-Ethyl-5-Methylbenzothiazol-2(3H)-Ylidene)-2-(2-Furanyl)-1-Propenyl]-1-(3-Sulfonatopropyl)Naphtho[1,2-D]Thiazol-1-Ium
CAS No.	68239-17-8
Molecular Formula	C33H30N2O4S3- (Anion)
Molecular Weight	Contact for details
Synonyms	1-(3-Sulfonatopropyl)-2-[3-(3-ethyl-5-methyl-2(3H)-benzothiazolylidene)-2-(2-furanyl)-1-propenyl]naphtho[1,2-d]thiazolium; Naphtho[1,2-d]thiazolium, 2-[3-(3-ethyl-5-methyl-2(3H)-benzothiazolylidene)-2-(2-furanyl)-1-propenyl]-1-(3-sulfopropyl)-, inner salt; Functional benzothiazole-naphthothiazole dye intermediate; NIR dye precursor; Sulfonated cyanine dye analog; Cationic heterocyclic dye salt.
EINECS	Contact for details

Quality Control

Our production of 2-[3-(3-Ethyl-5-Methylbenzothiazol-2(3H)-Ylidene)-2-(2-Furanyl)-1-Propenyl]-1-(3-Sulfonatopropyl)Naphtho[1,2-D]Thiazol-1-Ium adheres to a strict quality management system. Each batch undergoes comprehensive analytical testing, including HPLC for purity, NMR for structural confirmation, and spectrophotometry for key optical properties. Certificates of Analysis (COA) detailing all test results are provided to ensure traceability and compliance with your research or production specifications.

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). This product is hygroscopic (moisture-sensitive); ensure the container is sealed immediately after use to minimize exposure to atmospheric humidity.

Specification

Item	Specification
Appearance	Dark green to black crystalline powder or solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Standard Grade)
Loss on Drying	≤ 2.0 %
Residue on Ignition (Sulfated Ash)	≤ 1.0 %
λ max (Absorption Maximum)	Contact for details

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