Description

Diethyl (3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooct-1-Yl)Phosphonate is a high-value organofluorine phosphonate ester, a key intermediate for introducing fluorinated alkyl chains into target molecules. Its unique structure combines the hydrolytic stability of a phosphonate ester with the exceptional hydrophobic, oleophobic, and chemical resistance properties imparted by a long perfluoroalkyl segment. This compound is essential for researchers and manufacturers in advanced material science and specialty chemical synthesis, where surface modification and functionalization are critical.

Application

• Surface Modifier Precursor: Acts as a key intermediate for synthesizing fluorinated surfactants, coatings, and textile finishes that provide water, oil, and stain repellency.
• Pharmaceutical & Agrochemistry Intermediate: Used in the research and development of bioactive molecules where a fluorinated moiety can enhance metabolic stability, bioavailability, or membrane permeability.
• Polymer Additive Synthesis: Employed to create fluorinated monomers or additives for engineering plastics, elastomers, and specialty polymers to improve surface properties and chemical resistance.
• Lithography and Electronics: Serves as a potential precursor for photoresists or surface treatment agents in semiconductor manufacturing due to its fluorine content.
• Lubricant and Grease Formulation: Used to develop high-performance, chemically inert fluorinated lubricants and additives for extreme environments.
• Firefighting Foam Research (Legacy/Replacement): Historically relevant in the study of fluorosurfactants; current research focuses on understanding and developing safer alternatives.

Basic Information

Product Name	Diethyl (3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooct-1-Yl)Phosphonate
CAS No.	350608-55-8
Molecular Formula	C₁₄H₁₄F₁₃O₃P
Molecular Weight	508.21 g/mol
Synonyms	Diethyl (3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyl)phosphonate; Diethyl P-(3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyl)phosphonate; (3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooctyl)phosphonic Acid Diethyl Ester; 1H,1H,2H,2H-Perfluorooctylphosphonic Acid Diethyl Ester; Diethyl 1H,1H,2H,2H-Perfluorooctylphosphonate; F13C6-CH2-CH2-P(O)(OEt)2; Fluorinated Alkyl Phosphonate Ester
EINECS	Contact for details

Quality Control

Every batch of our Diethyl (3,3,4,4,5,5,6,6,7,7,8,8,8-Tridecafluorooct-1-Yl)Phosphonate is manufactured and analyzed under a strict quality management system. We provide comprehensive analytical data to ensure identity, purity, and consistency for your critical R&D and production processes. A detailed Certificate of Analysis (COA) including assay (by NMR or HPLC), identity confirmation (IR, NMR), and impurity profile is supplied with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and organic solvents. Recommended storage temperature is between 2°C and 25°C. The container must be kept tightly sealed to prevent moisture absorption and degradation.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Assay (HPLC/NMR)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Density (at 20°C)	~1.6 g/mL

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