Description

Perfluoro-2,5,8-Trimethyl-3,6,9-Trioxadodecanoic Acid Methyl Ester is a high-purity fluorinated ether derivative, valued for its unique combination of chemical inertness, thermal stability, and low surface energy. This compound is essential for advanced material science and specialty chemical synthesis, where its perfluorinated polyether (PFPE) backbone provides exceptional performance. It is primarily sought by R&D and manufacturing sectors in pharmaceuticals, electronics, and high-performance lubricants.

Application

• As a key fluorinated intermediate for synthesizing surfactants and surface modifiers.
• In the formulation of high-performance lubricants and greases for extreme temperature and corrosive environments.
• As a reactive monomer or additive in fluoropolymer production to enhance material properties.
• For use in electronic fluids and heat transfer media requiring high dielectric strength and chemical stability.
• In pharmaceutical research as a building block for fluorinated active pharmaceutical ingredients (APIs).
• As a surface treatment agent to impart oil, water, and stain repellency to textiles and materials.

Basic Information

Product Name	Perfluoro-2,5,8-Trimethyl-3,6,9-Trioxadodecanoic Acid Methyl Ester
CAS No.	39187-47-8
Molecular Formula	C12H3F21O5
Molecular Weight	626.12 g/mol
Synonyms	Methyl Perfluoro(2,5,8-trimethyl-3,6,9-trioxadodecanoate); PFPE Methyl Ester; Perfluoropolyether Methyl Ester; Methyl Ester of Perfluoro-2,5,8-trimethyl-3,6,9-trioxadodecanoic Acid; Fomblin® Y Methyl Ester (related trade); Fluorinated Ether Ester; 2,5,8-Trimethyl-3,6,9-trioxadodecanoic Acid, Perfluoro-, Methyl Ester; Krytox® Related Intermediate
EINECS	Contact for details

Quality Control

Our production of Perfluoro-2,5,8-Trimethyl-3,6,9-Trioxadodecanoic Acid Methyl Ester adheres to stringent internal quality standards to ensure batch-to-batch consistency and high purity. All materials are supported by a comprehensive Certificate of Analysis (COA) detailing key parameters such as assay, identity, and impurity profiles. We are committed to meeting the specific requirements of GMP and ISO 9001 guided processes for industrial and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area at a controlled room temperature (15-25°C). Due to its highly volatile nature, ensure containers are securely sealed when not in use. Keep away from strong alkalis and fluorides.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Density (at 20°C)	~1.8 g/mL
Refractive Index (n20D)	1.30 - 1.32
Water Content (KF)	≤ 0.1%

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