Description

3-Bromo-5-Methylfuran-2(5H)-One is a versatile brominated furanone derivative that serves as a key synthetic intermediate in advanced organic chemistry. Its reactive bromine atom and unique heterocyclic structure make it a valuable building block for constructing complex molecular architectures. This compound is primarily sought after by research chemists and process development scientists in the pharmaceutical and agrochemical industries for applications in medicinal chemistry and material science.

Application

• Pharmaceutical Intermediate: A crucial precursor in the synthesis of novel active pharmaceutical ingredients (APIs), particularly for molecules with furanone-based scaffolds.
• Agrochemical Synthesis: Used in the development of new herbicides, fungicides, and insecticides, leveraging its reactive site for functionalization.
• Material Science Research: Serves as a monomer or functionalizing agent in the creation of specialized polymers and advanced organic materials.
• Organic Synthesis Building Block: Employed in cross-coupling reactions (e.g., Suzuki, Stille) and nucleophilic substitution reactions to introduce the furanone moiety into target molecules.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and enzyme inhibition.
• Flavor & Fragrance Chemistry: Acts as an intermediate for synthesizing complex aroma compounds, given the furanone family's relevance to flavor chemistry.

Basic Information

Product Name	3-Bromo-5-Methylfuran-2(5H)-One
CAS No.	76311-90-5
Molecular Formula	C5H5BrO2
Molecular Weight	177.00 g/mol
Synonyms	3-Bromo-5-methyl-2(5H)-furanone; 5-Methyl-3-bromofuran-2(5H)-one; 3-Bromo-5-methyl-5H-furan-2-one; 2(5H)-Furanone, 3-bromo-5-methyl-; 3-Brom-5-methylfuran-2(5H)-on (German); 3-ブロモ-5-メチルフラン-2(5H)-オン (Japanese)
EINECS	Contact for details

Quality Control

Our 3-Bromo-5-Methylfuran-2(5H)-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistent performance. Certificates of Analysis (COA) detailing identity, purity, and impurity profiles are available upon request to support your quality assurance and regulatory documentation needs.

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 heat, sparks, and open flames. 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
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.