Description

2-[3-(Trifluoromethyl)Decafluoro-1,4-Dioxaheptan-1-Yl]-2,3,3,3-Tetrafluoropropionic Acid Ethyl Ester is a high-value, multi-fluorinated organic building block essential for introducing advanced perfluoroalkyl ether functionalities into target molecules. Its complex structure provides exceptional chemical and thermal stability, making it a critical intermediate for demanding applications. This compound is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and advanced materials sectors for synthesizing novel active ingredients and high-performance polymers.

Application

• Pharmaceutical Intermediate: Used in the synthesis of novel drug candidates, particularly those requiring stable, lipophilic fluorinated motifs to enhance metabolic stability and membrane permeability.
• Agrochemical Active Ingredient Synthesis: Serves as a key fluorinated precursor for developing next-generation herbicides, fungicides, and insecticides with improved environmental persistence and efficacy.
• Advanced Material Monomer: Employed in the production of specialty fluoropolymers and fluorinated elastomers that demand extreme resistance to solvents, heat, and chemical degradation.
• Surface Modification Agent: Imparts oil-, water-, and stain-repellent properties to textiles, coatings, and membranes due to its low surface energy characteristics.
• Lithography and Electronics: Investigated as a potential component in photoresists and dielectric materials for semiconductor manufacturing, leveraging its etch resistance.
• Organic Synthesis Building Block: Provides a versatile handle for medicinal and process chemistry to construct complex molecules with tailored physical and chemical properties.

Basic Information

Product Name	2-[3-(Trifluoromethyl)Decafluoro-1,4-Dioxaheptan-1-Yl]-2,3,3,3-Tetrafluoropropionic Acid Ethyl Ester
CAS No.	76145-88-5
Molecular Formula	C11H5F17O4
Molecular Weight	500.13 g/mol
Synonyms	Ethyl 2-[3-(trifluoromethyl)decafluoro-1,4-dioxaheptan-1-yl]-2,3,3,3-tetrafluoropropanoate; 2,3,3,3-Tetrafluoro-2-[3-(trifluoromethyl)decafluoro-1,4-dioxaheptan-1-yl]propionic Acid Ethyl Ester; Perfluoro(4-ethoxy-5-methyl-3,6-dioxa-4-heptenesulfonyl fluoride) ethyl ester (related precursor); F-Ethyl Ester PFDMOE; Fluorinated ether ester intermediate; 76145-88-5; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Every batch of 2-[3-(Trifluoromethyl)Decafluoro-1,4-Dioxaheptan-1-Yl]-2,3,3,3-Tetrafluoropropionic Acid Ethyl Ester is manufactured and analyzed under strict quality management protocols. Our products undergo rigorous quality testing, including advanced chromatographic and spectroscopic methods, to ensure compliance with exacting customer specifications and industry standards. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong bases and sources of ignition. Due to its fluoride content, ensure containers are properly sealed and stored separately from incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	~1.7 g/mL
Refractive Index (n20D)	~1.32

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