Description

3-Acetyl-7-Bromo-2H-Chromen-2-One is a high-purity, functionalized coumarin derivative that serves as a critical building block in advanced organic synthesis. Its unique molecular structure, featuring both acetyl and bromo substituents, makes it a versatile intermediate for constructing complex heterocyclic systems. This compound is primarily sought after by research institutions and pharmaceutical companies engaged in the development of novel active pharmaceutical ingredients (APIs) and specialty fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting therapeutic areas requiring complex coumarin-based scaffolds.
• Organic Light-Emitting Diode (OLED) Materials: Used in the research and development of electron-transport or emissive layer materials due to its fused aromatic structure.
• Agrochemical Research: Serves as a starting material for creating new molecules with potential herbicidal or insecticidal activity.
• Fluorescent Dye & Sensor Development: The coumarin core is utilized in designing fluorescent probes and molecular sensors for biological and chemical detection.
• Academic & Industrial R&D: Employed as a standard or custom reagent in synthetic chemistry research for method development and library synthesis.
• Fine Chemical Synthesis: Acts as a versatile intermediate for producing specialty chemicals used in fragrances, cosmetics, and advanced materials.

Basic Information

Product Name	3-Acetyl-7-Bromo-2H-Chromen-2-One
CAS No.	848322-75-8
Molecular Formula	C₁₁H₇BrO₃
Molecular Weight	267.08 g/mol
Synonyms	7-Bromo-3-acetylcoumarin; 3-Acetyl-7-bromocoumarin; 7-Bromo-3-acetyl-2H-chromen-2-one; 2H-1-Benzopyran-2-one, 7-bromo-3-acetyl-; 848322-75-8; 3-Acetyl-7-bromo-2H-1-benzopyran-2-one
EINECS	Contact for details

Quality Control

Our 3-Acetyl-7-Bromo-2H-Chromen-2-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for research and development applications. A Certificate of Analysis (COA) detailing batch-specific results 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 the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.