Description

Chlorodimethyl[3-(2,3,4,5,6-pentafluorophenyl)propyl]silane (CAS No. 157499-19-9) is a highly specialized organosilicon compound with the molecular formula C₁₁H₁₂ClF₅Si. This reagent features a reactive chlorosilane group and a pentafluorophenylpropyl moiety, making it a valuable intermediate in organic synthesis, surface modification, and material science applications. Its unique structure enables selective functionalization of substrates, particularly in the preparation of fluorinated stationary phases for chromatography or as a precursor for advanced silicon-based materials. The compound is supplied as a high-purity liquid, rigorously tested for quality and consistency, ensuring optimal performance in sensitive applications. Store under inert conditions to maintain stability and reactivity.

Properties

• CAS Number: 157499-19-9
• Complexity: 262
• IUPAC Name: chloro-dimethyl-[3-(2,3,4,5,6-pentafluorophenyl)propyl]silane
• InChI: InChI=1S/C11H12ClF5Si/c1-18(2,12)5-3-4-6-7(13)9(15)11(17)10(16)8(6)14/h3-5H2,1-2H3
• InChI Key: OCIDTPKJLONLEN-UHFFFAOYSA-N
• Exact Mass: 302.0316954
• Molecular Formula: C11H12ClF5Si
• Molecular Weight: 302.74
• SMILES: C[Si](C)(CCCC1=C(C(=C(C(=C1F)F)F)F)F)Cl
• Monoisotopic Mass: 302.0316954
• Synonyms: Chlorodimethyl[3-(2,3,4,5,6-pentafluorophenyl)propyl]silane, Chlorodimethyl(3-(2,3,4,5,6-pentafluorophenyl)propyl)silane, 671-286-8, 157499-19-9, 3-(Pentafluorophenyl)propyldimethylchlorosilane, Benzene, 1-[3-(chlorodimethylsilyl)propyl]-2,3,4,5,6-pentafluoro-, pentafluorophenylpropyldimethylchlorosilane, Chloro-dimethyl-[3-(2,3,4,5,6-pentafluorophenyl)propyl]silane, 1-[3-(Chlorodimethylsilyl)propyl]-2,3,4,5,6-pentafluorobenzene, MFCD00054911, SCHEMBL523646, DTXSID10375099, Dimethyl[3-(2,3,4,5,6-pentafluorophenyl)propyl]silyl Chloride, AKOS008901138, AS-76275, C2700, D95263, chlorodimethyl[3-(pentafluorophenyl)propyl]silane

Application

This compound is primarily used as a derivatization agent for introducing fluorinated aromatic groups into silicon-based materials. It serves as a key intermediate in the synthesis of specialty silicones and surface modifiers for chromatography resins. Researchers also employ it in the development of hydrophobic coatings and as a building block for fluorinated polymers with tailored properties.

Safety and Hazards

GHS Hazard Statements

• H290 (50%): May be corrosive to metals [Warning Corrosive to Metals]
• H314 (100%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
• H318 (50%): Causes serious eye damage [Danger Serious eye damage/eye irritation]
• H412 (50%): Harmful to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]

Precautionary Statements

• P234, P260, P264, P264+P265, P273, P280, P301+P330+P331, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P363, P390, P405, P406, and P501

Hazard Classes and Categories

• Met. Corr. 1 (50%)
• Skin Corr. 1B (100%)
• Eye Dam. 1 (50%)
• Aquatic Chronic 3 (50%)

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