Description

3-Bromo-2H-Pyran-2-One is a versatile brominated heterocyclic building block of significant interest in advanced organic synthesis. This compound matters as a key precursor for constructing complex molecular architectures, particularly in the development of pharmaceuticals and agrochemicals. It is primarily needed by research institutions and industrial chemists working in medicinal chemistry, material science, and fine chemical production.

Application

• Pharmaceutical Intermediate: Serves as a crucial synthon for the development of novel active pharmaceutical ingredients (APIs), particularly in kinase inhibitor and antiviral research.
• Agrochemical Synthesis: Used in the research and production of advanced crop protection agents and herbicides.
• Material Science Research: Acts as a monomer or precursor for functional polymers and advanced organic materials with specific optical or electronic properties.
• Organic Synthesis Building Block: Employed in cycloaddition reactions, cross-coupling reactions, and as a scaffold for constructing fused heterocyclic systems.
• Chemical Biology Probe Development: Utilized in the synthesis of molecular probes for studying biological pathways and enzyme functions.

Basic Information

Product Name	3-Bromo-2H-Pyran-2-One
CAS No.	19978-32-6
Molecular Formula	C5H3BrO2
Molecular Weight	174.98 g/mol
Synonyms	3-Bromo-2H-pyran-2-one; 3-Bromo-2-pyranone; 3-Bromo-2H-pyran-2-one; 3-Bromopyran-2-one; 2H-Pyran-2-one, 3-bromo-; 3-Bromo-2-pyrone
EINECS	Contact for details

Quality Control

Our 3-Bromo-2H-Pyran-2-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and batch-to-batch consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

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 heat, open flames, and incompatible materials.

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.