Description

3-(2-Benzoxazolyl)-7-Octanoyloxycoumarin is a specialized organic compound belonging to the coumarin derivative family, known for its unique photophysical properties. This compound matters for its role as a highly effective fluorescent whitening agent and photosensitizer in advanced material science. It is primarily needed by manufacturers in the polymer, textile, and specialty chemical industries seeking to enhance product brightness and develop light-responsive systems.

Application

• Fluorescent Whitening Agent (FWA): A key additive for plastics, synthetic fibers, and coatings to improve optical brightness and whiteness.
• Polymer Industry: Used in the production of engineering plastics and films where UV stability and brightening are critical.
• Textile Processing: Applied as an optical brightener for synthetic fabrics like polyester and nylon.
• Photosensitizer: Functions in photochemical research and the development of light-curing systems or photodynamic therapy agents.
• Analytical Chemistry: Serves as a fluorescent probe or marker in biochemical assays and detection methods.
• Specialty Inks and Dyes: A component in formulations requiring specific fluorescence or light-absorbing characteristics.

Basic Information

Product Name	3-(2-Benzoxazolyl)-7-Octanoyloxycoumarin
CAS No.	97004-80-3
Molecular Formula	C24H23NO5
Molecular Weight	405.45 g/mol
Synonyms	7-Octanoyloxy-3-(2-benzoxazolyl)coumarin; OB-1 (common industry designation for optical brighteners); 3-(Benzoxazol-2-yl)-7-(octanoyloxy)-2H-chromen-2-one; Coumarin OB; Fluorescent Brightener OB-1; 2H-1-Benzopyran-2-one, 7-(1-oxooctyl)oxy-3-(2-benzoxazolyl)-; Optical Brightener 97004-80-3
EINECS	Contact for details

Quality Control

Our 3-(2-Benzoxazolyl)-7-Octanoyloxycoumarin is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets precise customer specifications. A comprehensive Certificate of Analysis (COA) detailing all quality parameters is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from incompatible materials and sources of ignition. The product is light-sensitive and should be stored away from direct light exposure.

Specification

Item	Specification
Appearance	Light yellow to yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Heavy Metals	≤ 20 ppm
Fluorescence Intensity	Contact for details

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