Description

7-Bromo-2-oxo-2H-chromene-3-carboxylic acid is a high-purity, functionalized coumarin derivative serving as a critical synthetic intermediate. Its value lies in providing a versatile brominated scaffold for constructing complex molecules in pharmaceutical and materials research. This compound is essential for R&D chemists and process development scientists in the pharmaceutical, agrochemical, and advanced organic electronics industries.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in kinase inhibitor and anticoagulant research.
• Agrochemical Synthesis: Used in the development of new active ingredients for crop protection products.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor for electron-transport or emissive layer materials due to the coumarin core.
• Fluorescent Probe & Dye Development: The bromine atom allows for further functionalization to create sensors and imaging agents.
• Academic & Contract Research: Fundamental reagent for methodological studies in organic synthesis and heterocyclic chemistry.
• Material Science: Precursor for polymers and coatings with specific optical or electronic properties.

Basic Information

Product Name	7-Bromo-2-oxo-2H-chromene-3-carboxylic Acid
CAS No.	1438410-03-7
Molecular Formula	C10H5BrO4
Molecular Weight	269.05 g/mol
Synonyms	7-Bromocoumarin-3-carboxylic Acid; 3-Carboxy-7-bromocoumarin; 7-Bromo-2-oxo-2H-1-benzopyran-3-carboxylic Acid; 7-Bromo-3-carboxycoumarin; 7-Bromo-2H-chromene-2-one-3-carboxylic Acid; 7-Bromo-2-oxochromene-3-carboxylic Acid; 7-Bromo-2-oxo-2H-benzo[h]chromene-3-carboxylic Acid (alternative ring numbering)
EINECS	Contact for details

Quality Control

Our 7-Bromo-2-oxo-2H-chromene-3-carboxylic acid is manufactured under strict quality management systems. Each batch undergoes comprehensive 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 batch-specific data are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from strong acids and incompatible materials. The container should be kept tightly sealed in a dry environment to maintain product integrity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (HPLC)	Retention time matches reference standard
Purity (HPLC)	≥ 97.0%
Loss on Drying	≤ 1.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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