Description

2(5H)-Furanone,3-Ethyl-4-[(Methylsulfonyl)Oxy]-(9Ci) is a high-value, functionalized furanone derivative, serving as a critical synthetic intermediate in advanced organic chemistry. Its core value lies in the reactive methylsulfonyloxy (mesylate) group, which facilitates efficient nucleophilic substitution reactions, enabling the precise construction of complex molecular architectures. This compound is essential for researchers and process chemists in the pharmaceutical and agrochemical industries, where it is utilized in the development of novel active ingredients and fine chemicals. Its specific structure makes it a versatile building block for targeted synthesis programs.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those containing furanone or lactone motifs with potential biological activity.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging its reactivity to create complex bioactive molecules.
• Fine Chemical Production: Serves as a specialized precursor in the manufacture of complex flavors, fragrances, and performance chemicals.
• Material Science Research: Employed in the development of novel polymers or functional materials where the furanone core imparts specific properties.
• Academic & R&D Laboratories: A valuable reagent for methodological studies in organic synthesis, including cross-coupling and functional group transformation reactions.

Basic Information

Product Name	2(5H)-Furanone,3-Ethyl-4-[(Methylsulfonyl)Oxy]-(9Ci)
CAS No.	501653-16-3
Molecular Formula	C7H10O5S
Molecular Weight	206.22 g/mol
Synonyms	3-Ethyl-4-[(methylsulfonyl)oxy]-2(5H)-furanone; 4-(Methanesulfonyloxy)-3-ethyl-2(5H)-furanone; 3-Ethyl-4-(methylsulfonyloxy)furan-2(5H)-one; 3-Ethyl-4-mesyloxy-2(5H)-furanone; 4-Mesyloxy-3-ethyl-2(5H)-furanone; 3-Ethyl-4-(methanesulfonyloxy)-5H-furan-2-one; 501653-16-3 (CAS Index Name)
EINECS	Contact for details

Quality Control

Every batch of 2(5H)-Furanone,3-Ethyl-4-[(Methylsulfonyl)Oxy]-(9Ci) is produced and tested under strict quality management protocols to ensure consistency and purity for research and scale-up applications. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

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 flames. Due to the reactive mesylate group, it should be stored separately from strong bases and nucleophiles.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Water Content (KF)	≤ 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.