CAS 21652-58-4 corresponds to 1H, 1H, 2H-17fluoro-1-decene (commonly known as perfluorooctylethylene), which is a fluorinated olefin monomer with the molecular formula C ₁₀ H ∝ F ₁₇. It is a colorless and transparent liquid at room temperature and is mainly used as an intermediate in the synthesis of organic fluorine materials and as a precursor for surfactants.

Basic Information
-Chinese name: 1H, 1H, 2H-17fluoro-1-decene (commonly known as perfluorooctylethylene)
-English name: 1H, 1H, 2H-Perfluoro-1-penetration/Heptadecafluoro-1-penetration
-Molecular formula: C ₁₀ H ∝ F ₁₇
-Molecular weight: 446.10
-EINECS number: 244-503-5
-Appearance: Colorless transparent liquid with a pungent odor
-Density: Approximately 1.677 g/cm ³ (25 ℃)
-Boiling point: 146-147 ℃ (atmospheric pressure)
-Flash point: 51.1 ℃ (closed cup), some data indicate 125 ℃
-Refractive index: n ² ⁰/D ≈ 1.301
-Melting point: approximately -41.7 ℃

main purpose
-As a fluorinated polymer monomer or chemical intermediate, used for synthesizing perfluoroalkyl functional materials;
-Provide stain resistance, waterproofing, low friction, and high insulation performance in coatings, plastics, and artificial stone materials;
-Can be used as a precursor for surfactants to reduce liquid surface tension and enhance wettability;
-Applied to the research and production of organic fluorosilicon materials, dyes, and special additives.

Safety and Storage
-Hazard: Skin irritation (category 2), eye irritation (category 2A), and specific target organ toxicity (single exposure, category 3);
-Protection requirements: Wear protective gloves and goggles during operation, and conduct the operation in a well ventilated environment;
-Storage conditions: Sealed and stored in a cool, dry, and dark place, away from sources of fire and oxidants.

This substance does not belong to perfluorooctanoic acid (PFOA) and its salts in persistent organic pollutants (POPs), but due to its perfluoroalkyl structure, attention should be paid to its environmental fate and compliance requirements when using it.

Products :

1h, 1h, 2h-Perfluoro-1-Decene CAS 21652-58-4
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