Description

Coumarin 153 is a highly fluorescent laser dye belonging to the coumarin family, distinguished by its excellent photostability and high quantum yield. This compound is a critical component for researchers and engineers developing advanced optical materials and sensors. It is primarily utilized in the photonics, analytical chemistry, and materials science industries for applications requiring precise light emission and detection.

Application

• Laser Dye: A key active medium in tunable dye lasers, particularly in the blue-green spectral region.
• Fluorescent Probe & Sensor: Used in the development of chemical sensors and bio-sensors due to its solvatochromic properties and sensitivity to the local environment.
• Organic Light-Emitting Diodes (OLEDs): Serves as a dopant or emitter material in the research and fabrication of efficient OLED devices.
• Photovoltaic Research: Employed in dye-sensitized solar cells (DSSCs) and other organic photovoltaic systems as a light-harvesting component.
• Fluorescence Microscopy & Imaging: Acts as a stable fluorescent tag or stain in advanced microscopy techniques.
• Material Science Research: Used in studying energy transfer mechanisms and in the creation of novel photonic crystals and luminescent materials.

Basic Information

Product Name	Coumarin 153
CAS No.	53518-18-6
Molecular Formula	C16H15F3N2O2
Molecular Weight	324.30 g/mol
Synonyms	Coumarin 153; C153; 7-Diethylamino-4-trifluoromethylcoumarin; 2H-1-Benzopyran-2-one, 7-(diethylamino)-4-(trifluoromethyl)-; 7-(Diethylamino)-4-(trifluoromethyl)coumarin; 4-Trifluoromethyl-7-diethylaminocoumarin; Coumarin 35; Laser Grade Coumarin 153
EINECS	Contact for details

Quality Control

Our Coumarin 153 is produced under stringent quality management protocols to ensure batch-to-batch consistency and high purity, essential for sensitive optical applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as purity (HPLC), fluorescence quantum yield, and absorbance profiles. Our quality commitment aligns with the rigorous standards demanded by research and development laboratories globally.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at 15-25°C under an inert atmosphere to prevent oxidation. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	240 - 245 °C
Absorption Max (λmax)	432 - 438 nm (in ethanol)
Emission Max (λem)	520 - 530 nm (in ethanol)
Fluorescence Quantum Yield	≥ 0.85 (in ethanol, reference Quinine sulfate)
Loss on Drying	≤ 0.5%

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