Description

7-Bromo-4-Hydroxy-2H-Chromen-2-One is a halogenated derivative of 4-hydroxycoumarin, serving as a versatile and high-value synthetic intermediate in advanced organic chemistry. Its core value lies in its functionalized structure, which provides a crucial scaffold for constructing more complex molecules in pharmaceutical and agrochemical research. This compound is primarily needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and fine chemical industries for synthesizing novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel anticoagulant agents, enzyme inhibitors, and other bioactive molecules.
• Agrochemical Research: Used in developing new generations of herbicides, fungicides, and plant growth regulators.
• Fluorescent Dye & Sensor Synthesis: Serves as a precursor for creating coumarin-based fluorescent probes and molecular sensors.
• Material Science: Intermediate in the production of organic light-emitting diodes (OLEDs) and other advanced functional materials.
• Academic & Contract Research: Essential for methodological studies and discovery chemistry in university and CRO laboratories.
• Fine Chemical Synthesis: Used in custom synthesis and production of specialty chemicals for various industrial applications.

Basic Information

Product Name	7-Bromo-4-Hydroxy-2H-Chromen-2-One
CAS No.	18735-82-5
Molecular Formula	C9H5BrO3
Molecular Weight	241.04 g/mol
Synonyms	7-Bromo-4-hydroxycoumarin; 4-Hydroxy-7-bromocoumarin; 7-Bromo-4-hydroxy-2H-1-benzopyran-2-one; 7-Bromo-4-hydroxy-2H-chromen-2-one; 7-Bromo-4-hydroxy-2-chromenone; 7-Bromo-4-hydroxy-2-oxo-2H-chromene
EINECS	Contact for details

Quality Control

Our 7-Bromo-4-Hydroxy-2H-Chromen-2-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation via IR and NMR spectroscopy, to ensure it meets the high standards required for research and development. Certificates of Analysis (COA) with detailed specifications are provided for 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 away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
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.