Description

3-(6-Ethoxybenzothiazol-2-Yl)-7-Methoxy-2-Oxo-2H-1-Benzopyran-4-Carbonitrile is a high-purity, complex heterocyclic organic compound that serves as a critical advanced intermediate in fine chemical synthesis. Its unique molecular architecture, featuring fused benzothiazole and coumarin moieties, makes it a valuable building block for the development of novel functional materials and active pharmaceutical ingredients (APIs). This compound is primarily sought by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors for its role in creating molecules with specific optical, biological, or electronic properties.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting specific enzymatic pathways or possessing fluorescent properties for diagnostic applications.
• Agrochemical Research: Used in the development of new-generation pesticides and herbicides, where its heterocyclic structure can contribute to unique modes of action.
• Organic Light-Emitting Diode (OLED) Materials: Serves as a core structure for developing electron-transporting or emissive layers in OLED devices due to its conjugated π-system.
• Fluorescent Probe Synthesis: Utilized to create sensitive and selective fluorescent probes for bio-imaging, chemical sensing, and diagnostic assays.
• Dye and Pigment Intermediate: Acts as a sophisticated intermediate for producing high-performance dyes and pigments with enhanced lightfastness and color properties.
• Academic and R&D: Employed in university and corporate research laboratories for studying heterocyclic chemistry, photophysical properties, and structure-activity relationships.

Basic Information

Product Name	3-(6-Ethoxybenzothiazol-2-Yl)-7-Methoxy-2-Oxo-2H-1-Benzopyran-4-Carbonitrile
CAS No.	90146-05-7
Molecular Formula	C₂₀H₁₄N₂O₄S
Molecular Weight	378.40 g/mol
Synonyms	3-(6-Ethoxy-2-benzothiazolyl)-7-methoxy-2-oxo-2H-chromene-4-carbonitrile; 4-Cyano-7-methoxy-3-(6-ethoxy-2-benzothiazolyl)-2H-chromen-2-one; 3-(6-Ethoxy-1,3-benzothiazol-2-yl)-7-methoxy-2-oxo-2H-chromene-4-carbonitrile; 7-Methoxy-3-(6-ethoxy-2-benzothiazolyl)-2-oxo-2H-1-benzopyran-4-carbonitrile; Coumarin-Benzothiazole Derivative; 90146-05-7; CAS 90146-05-7
EINECS	Contact for details

Quality Control

Our production of 3-(6-Ethoxybenzothiazol-2-Yl)-7-Methoxy-2-Oxo-2H-1-Benzopyran-4-Carbonitrile adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC for purity assessment, NMR and IR for structural confirmation, and tests for residual solvents and heavy metals. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting all critical quality attributes. Our quality system is designed to support cGMP and ISO standards for advanced chemical intermediates.

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). The compound may be light-sensitive; prolonged exposure to direct light should be avoided. Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	Yellow to light brown crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm
Single Unknown Impurity (HPLC)	≤ 1.0%
Total Impurities (HPLC)	≤ 3.0%

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