26738-51-2

Usage

Uses

Used in Fire-fighting Foams:
2H-Perfluoro-5,8,11-Trimethyl-3,6,9,12-Tetraoxapentadecane is used as a component in fire-fighting foams for its ability to provide effective insulation against heat and chemical reactions, which is crucial in extinguishing fires.
Used in Non-stick Cookware:
This fluorinated compound is used as a non-stick coating in cookware due to its resistance to chemical reactions and high thermal stability, which helps in preventing food from sticking to the surface.
Used in Water-repellent Materials:
2H-Perfluoro-5,8,11-Trimethyl-3,6,9,12-Tetraoxapentadecane is used as a treatment for water-repellent materials, leveraging its resistance to chemical reactions to create surfaces that repel water effectively.
Used in Various Industrial Applications:
2H-PERFLUORO-5,8,11-TRIMETHYL-3,6,9,12-TETRAOXAPENTADECANE is also utilized in a range of other industrial applications, where its properties of high thermal stability and resistance to chemical reactions are beneficial, such as in the production of certain types of plastics and coatings. However, the widespread use and environmental persistence of fluorinated compounds like this have raised concerns about their potential health and environmental impacts, necessitating careful consideration and regulation in their application.

InChI:InChI=1/C14HF29O4/c15-1(2(16,17)18)44-12(38,39)4(21,8(27,28)29)46-14(42,43)6(23,10(33,34)35)47-13(40,41)5(22,9(30,31)32)45-11(36,37)3(19,20)7(24,25)26/h1H

Upstream product

• 34761-47-2 2,4,4,5,7,7,8,10,10,11,13,13,14,14,15,15,15-Heptadecafluoro-3,6,9,12-tetraoxa-2,5,8,11-tetrakis(trifluoromethyl)pentadecanoyl fluoride 

Relevant academic research and scientific papers

Polyether-type hydrofluoroether and preparation method thereof

The invention discloses polyether-type hydrofluoroether.The polyether-type hydrofluoroether is creatively characterized in that a general formula of the polyether-type hydrofluoroether is shown as follows, wherein n is greater than or equal to 1 and less than or equal to 8.The invention further discloses a preparation method of the polyether-type hydrofluoroether.The preparation method is creatively characterized by including: using hexafluoropropylene oxide oligomer and a metal hydroxide solution as raw materials; obtaining the polyether-type hydrofluoroether sequentially through salification and decarboxylation.Product yield is high, reaction yield is greater than 90%, separation and purification are easy, and a hydrofluoroether compound higher than 99% in purity is obtained.No fluorine-containing catalyst is used in the reaction process, and the preparation method is free of secondary pollution, simple to operate and suitable for being used to prepare polyether-type hydrofluoroether products and has good industrial application prospect.The polyether-type hydrofluoroether prepared by the method has high insulativity, heat conductivity and optical performance, can be used for cleaning or drying fluid, can be used as solvent in coating deposition, dry-cleaning fluid, polymerization medium and heat transfer agent in steam-phase welding and has good using effect and wide application range.

Formation and reactions of carbanions from α-substituted perfluoroacyl fluorides

Aliphatic α-substituted perfluoroacyl fluorides are converted to hindered ketones in low to moderate yields on refluxing in acetonitrile with alkali metal fluorides.Other products identified in hydrolyzed reaction mixtures include perfluoroolefins and monohydroperfluoro compounds.A mechanism involving the formation of a carbanion intermediate is proposed.Evidence for the formation of carbanions has been obtained by carrying out the reaction in the presence of bromine and also in the presence of other substrates.