Description

3-Bromo-7-Methoxy-4H-Chromen-4-One is a high-purity, functionalized chromenone derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its unique bromo and methoxy substitution pattern makes it a versatile building block for constructing complex molecular architectures. This compound is primarily sought after by research institutions and pharmaceutical development companies for use in medicinal chemistry, agrochemical research, and the synthesis of novel materials.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of potential drug candidates, particularly those targeting kinase inhibition or possessing anti-inflammatory properties.
• Agrochemical Research: Used in the development of new active ingredients for crop protection products, leveraging its heterocyclic core structure.
• Organic Synthesis Building Block: Employed in cross-coupling reactions (e.g., Suzuki, Buchwald-Hartwig) and nucleophilic aromatic substitution due to the reactive bromine atom.
• Material Science Research: Serves as a starting material for creating organic light-emitting diodes (OLEDs) or fluorescent dyes due to the chromenone scaffold.
• Academic & R&D Laboratories: Utilized in methodological studies and for the discovery of new chemical entities across various life science disciplines.

Basic Information

Product Name	3-Bromo-7-Methoxy-4H-Chromen-4-One
CAS No.	73220-41-4
Molecular Formula	C10H7BrO3
Molecular Weight	255.07 g/mol
Synonyms	3-Bromo-7-methoxychromen-4-one; 7-Methoxy-3-bromo-4H-chromen-4-one; 3-Bromo-7-methoxy-4-chromone; 3-Bromo-7-methoxy-4H-1-benzopyran-4-one; 3-Bromo-7-methoxy-4-oxo-4H-chromene
EINECS	Contact for details

Quality Control

Our 3-Bromo-7-Methoxy-4H-Chromen-4-One is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity verification and NMR/IR for structural confirmation, to ensure it meets the stringent requirements of research and development applications. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality.

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. This product is light-sensitive (store away from light).

Specification

Item	Specification
Appearance	Off-white to light yellow 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.