Description

1-((3-Ethyl-2(3H)-Benzothiazolylidene)- is a specialized benzothiazole derivative, a high-purity organic intermediate of significant importance in advanced chemical synthesis. Its unique heterocyclic structure makes it a valuable precursor for the development of functional dyes, photoactive materials, and pharmaceutical active ingredients. This compound is essential for R&D and production teams in the fine chemical, specialty materials, and life sciences sectors seeking to develop novel compounds with specific optical or electronic properties.

Application

• Synthesis of Functional Dyes: A key intermediate for producing cyanine dyes, styryl dyes, and other NIR-absorbing or fluorescent dyes used in imaging, sensors, and optical data storage.
• Photoinitiator & Photopolymerization: Used in the development of photoinitiator systems for UV-curable inks, coatings, and adhesives.
• Pharmaceutical Intermediate: Serves as a building block in the synthesis of complex molecules with potential biological activity for drug discovery programs.
• Organic Semiconductor Research: Investigated as a component in the development of organic light-emitting diodes (OLEDs) and other electronic materials due to its electron-rich heterocyclic core.
• Analytical Chemistry Reagent: Employed as a derivatization agent or a standard in chromatographic analysis and spectroscopic studies.

Basic Information

Product Name	1-((3-Ethyl-2(3H)-Benzothiazolylidene)-
CAS No.	95697-53-3
Molecular Formula	C11H11NOS
Molecular Weight	205.28 g/mol
Synonyms	2-(3-Ethyl-2-benzothiazolinylidene)-1-ethanone; 3-Ethyl-2(3H)-benzothiazolone, 2-acetyl-; 2-Acetyl-3-ethyl-2,3-dihydro-1,3-benzothiazole; 1-(3-Ethyl-2,3-dihydrobenzothiazol-2-ylidene)ethanone; 95697-53-3; Benzothiazole, 2,3-dihydro-2-(1-oxoethylidene)-3-ethyl-; EINECS 429-850-5
EINECS	429-850-5

Quality Control

Our production of 1-((3-Ethyl-2(3H)-Benzothiazolylidene)- adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including HPLC, GC, and NMR to confirm identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with every shipment, supporting your quality assurance and regulatory compliance needs.

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 nature, the container must be kept tightly sealed after opening to minimize exposure to atmospheric moisture. Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 10 ppm

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