Description

3,5-Dibromo-2H-Pyran-2-One is a halogenated heterocyclic compound that serves as a versatile and reactive synthetic intermediate. Its core value lies in its ability to act as a key building block for introducing the dibromopyranone moiety into more complex molecular architectures. This compound is primarily needed by researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors for developing novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of novel drug candidates, particularly those targeting specific enzyme inhibitors or possessing complex heterocyclic cores.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, where the bromine atoms provide sites for further functionalization.
• Organic Synthesis Building Block: Employed in academic and industrial R&D for constructing complex natural product analogs and specialty chemicals via cross-coupling and nucleophilic substitution reactions.
• Material Science Research: Investigated as a monomer or precursor for the development of polymers and advanced materials with specific optical or electronic properties.
• Chemical Biology Probe Development: Utilized to create molecular probes and tags for studying biological processes due to its reactive halogen handles.

Basic Information

Product Name	3,5-Dibromo-2H-Pyran-2-One
CAS No.	19978-41-7
Molecular Formula	C5H2Br2O2
Molecular Weight	253.88 g/mol
Synonyms	3,5-Dibromo-2H-pyran-2-one; 3,5-Dibromo-2-pyranone; 3,5-Dibromo-2H-pyran-2-one; 2H-Pyran-2-one, 3,5-dibromo-; 3,5-Dibromopyran-2-one; 3,5-Dibromo-2-pyrone; 3,5-Dibromo-α-pyrone
EINECS	Contact for details

Quality Control

Our 3,5-Dibromo-2H-Pyran-2-One is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as assay and impurity profiles. Our quality commitment supports compliance in cGMP and ISO-guided environments for research and development applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be opaque or stored in dark conditions.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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