Description

Coumarin 339 is a high-purity synthetic organic compound belonging to the coumarin dye family, valued for its excellent photophysical properties. It serves as a critical functional material in advanced technological applications where precise light absorption and emission are required. This product is essential for research and manufacturing in the photovoltaic, optical sensor, and specialty chemical industries.

Application

• Organic Light-Emitting Diodes (OLEDs): Used as a dopant or host material in emissive layers.
• Dye-Sensitized Solar Cells (DSSCs): Functions as a photosensitizer to enhance light-harvesting efficiency.
• Laser Dyes: Employed in tunable dye lasers for research and medical applications.
• Fluorescent Probes and Sensors: Acts as a signaling unit in chemical and biological sensing systems.
• Non-Linear Optical (NLO) Materials: A key component in the development of materials for photonics and optoelectronics.
• Academic and Industrial R&D: Serves as a standard or intermediate for synthesizing novel functional molecules.

Basic Information

Product Name	Coumarin 339
CAS No.	62669-73-2
Molecular Formula	C20H19NO4
Molecular Weight	337.37 g/mol
Synonyms	Coumarin 339; 7-Diethylamino-4-methylcoumarin; 4-Methyl-7-diethylaminocoumarin; C339; 7-(Diethylamino)-4-methyl-2H-chromen-2-one; MDAC; Coumarin 4; Laser dye Coumarin 339
EINECS	Contact for details

Quality Control

Our Coumarin 339 is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via spectroscopic methods, to ensure it meets the high standards required for advanced material applications. A Certificate of Analysis (COA) detailing all specifications 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 room temperature (15-25°C). Keep away from incompatible materials.

Specification

Item	Specification
Appearance	Yellow to greenish-yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	72 - 76 °C
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%

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