Description

3-(5-Chlorobenzoxazol-2-Yl)-7-(Diethylamino)-2-Oxo-2H-1-Benzopyran-4-Carbonitrile is a high-purity, specialized organic compound belonging to the coumarin-benzoxazole hybrid class. This chemical is valued for its unique photophysical properties, making it a critical intermediate in advanced material science and analytical chemistry. It is primarily sought by research institutions and industrial manufacturers developing functional dyes, optical sensors, and specialized fluorescent markers. The compound is supplied with a guaranteed Certificate of Analysis to ensure batch-to-batch consistency for demanding applications.

Application

• Fluorescent Probe Synthesis: A key precursor for creating sensitive fluorescent probes and sensors used in bioimaging and chemical detection.
• Functional Dye Manufacturing: Serves as an advanced intermediate in the production of high-performance dyes for textiles, inks, and specialty coatings.
• Optical Material Research: Used in academic and industrial R&D for developing novel organic light-emitting materials and photonic devices.
• Analytical Chemistry Standards: Employed as a reference standard or a derivatization agent in chromatographic and spectroscopic analysis.
• Photostabilizer Development: Investigated for potential use in polymer and coating formulations to enhance resistance to UV degradation.

Basic Information

Product Name	3-(5-Chlorobenzoxazol-2-Yl)-7-(Diethylamino)-2-Oxo-2H-1-Benzopyran-4-Carbonitrile
CAS No.	70546-12-2
Molecular Formula	C21H15ClN4O3
Molecular Weight	406.82 g/mol
Synonyms	7-(Diethylamino)-3-(5-chloro-2-benzoxazolyl)-2-oxo-2H-1-benzopyran-4-carbonitrile; 3-(5-Chloro-2-benzoxazolyl)-7-(diethylamino)coumarin-4-carbonitrile; Coumarin 535; C-535; 4-Cyano-7-(diethylamino)-3-(5-chlorobenzoxazol-2-yl)coumarin; 4-CN-DABCYL; A fluorescent coumarin derivative.
EINECS	Contact for details

Quality Control

Our production of 3-(5-Chlorobenzoxazol-2-Yl)-7-(Diethylamino)-2-Oxo-2H-1-Benzopyran-4-Carbonitrile adheres to stringent internal quality protocols. Every batch is characterized and purified to meet exacting customer specifications, with purity typically exceeding 97% (HPLC). We provide comprehensive Certificates of Analysis (COA) detailing identity, assay, and impurity profiles to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from heat sources and incompatible materials. Due to its light-sensitive nature, handling should be conducted under subdued lighting where practical.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm

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