Description

8-Bromo-2H-1-Benzopyran-2-One is a halogenated coumarin derivative, a versatile and valuable synthetic intermediate in advanced organic chemistry. This compound is crucial for researchers and manufacturers developing novel active pharmaceutical ingredients (APIs) and functional materials. It is primarily sought after by the pharmaceutical, agrochemical, and specialty chemical industries for applications in drug discovery, material science, and fine chemical synthesis.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of novel drug candidates, particularly those targeting various therapeutic areas.
• Agrochemical Research: Used in the development of new pesticides, herbicides, and plant growth regulators.
• Organic Synthesis: Serves as a versatile precursor for constructing complex heterocyclic compounds and functionalized coumarin scaffolds.
• Material Science: Investigated for the development of organic light-emitting diodes (OLEDs), fluorescent sensors, and other advanced functional materials.
• Chemical Biology: Employed as a probe or a tag in biochemical research and assay development.
• Academic & Industrial R&D: Essential for research laboratories focused on medicinal chemistry and synthetic methodology.

Basic Information

Product Name	8-Bromo-2H-1-Benzopyran-2-One
CAS No.	33491-30-4
Molecular Formula	C9H5BrO2
Molecular Weight	225.04 g/mol
Synonyms	8-Bromocoumarin; 8-Bromo-2H-chromen-2-one; 8-Bromo-1,2-Benzopyrone; 8-Bromochromen-2-one; 8-Bromo-2-oxo-2H-chromene; 8-Bromo-2H-1-benzopyran-2-one; 8-Brom-2H-1-benzopyran-2-on (German); 8-Bromo-coumarine
EINECS	Contact for details

Quality Control

Our 8-Bromo-2H-1-Benzopyran-2-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and IR spectroscopy, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing all specifications are provided with every shipment to guarantee traceability and compliance with your research and production requirements.

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. Due to its light-sensitive nature, prolonged exposure to light should be avoided.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Conforms to reference standard
Purity (HPLC)	≥ 98.0%
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.