Description

2-Fluoroethyl (Methylsulfonyl)Methanesulfonate is a specialized bifunctional alkylating agent and a key synthetic intermediate in advanced organic chemistry. This compound is valued for its dual sulfonate ester functionality, which enables efficient cross-linking and functional group introduction in complex molecular architectures. It is primarily sought by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and high-value fine chemicals.

Application

• Pharmaceutical Intermediate: A critical building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for candidates targeting central nervous system (CNS) disorders and oncology.
• Agrochemical Synthesis: Used in the research and development of new herbicides and fungicides, where its fluorinated alkyl chain can enhance biological activity and environmental stability.
• Polymer Chemistry: Serves as a cross-linking agent or monomer modifier in the production of specialty polymers with tailored properties such as thermal stability or chemical resistance.
• Bioconjugation & Labeling: Employed in biochemical research for modifying proteins, peptides, or other biomolecules due to its reactivity with nucleophiles like amines and thiols.
• Material Science Research: Utilized in the development of advanced materials, including liquid crystals and organic electronic components.
• Custom Synthesis & Process Development: A valuable reagent for contract research organizations (CROs) and fine chemical manufacturers engaged in custom synthesis projects.

Basic Information

Product Name	2-Fluoroethyl (Methylsulfonyl)Methanesulfonate
CAS No.	88343-73-1
Molecular Formula	C5H11FO6S2
Molecular Weight	250.26 g/mol
Synonyms	2-Fluoroethyl Methanesulfonate Methylsulfone; Methanesulfonic Acid 2-Fluoroethyl Ester Methylsulfone; 1-Fluoro-2-[(methylsulfonyl)methanesulfonyloxy]ethane; 2-Fluoroethyl Methylsulfonylmethanesulfonate; Bis-Mesylate of 2-Fluoroethanol; Fluoromesylate Ester; FEMS; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Every batch of 2-Fluoroethyl (Methylsulfonyl)Methanesulfonate is manufactured and tested under strict quality management systems. Our products undergo rigorous quality testing, including advanced chromatographic and spectroscopic methods, to ensure compliance with stringent industry standards for purity and identity. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory documentation.

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). Due to its hygroscopic nature, the container must be kept tightly sealed under an inert atmosphere (e.g., nitrogen or argon) after opening to prevent moisture absorption and decomposition. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Individual impurity ≤ 0.5%, Total impurities ≤ 2.0%

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