Caesium fluoride serves as a source of fluoride in organofluorine chemistry. Empirical Formula (Hill Notation) CsF . The reaction is shown below: Using the same reaction, another way to create caesium fluoride is to treat caesium carbonate (Cs2CO3) with hydrofluoric acid and again, the resulting salt can then be purified by recrystallization. Caesium also has the highest electropositivity of all non-radioactive elements and fluorine has the highest electronegativity of all elements. [7], CsF chains with a thickness as small as one or two atoms can be grown inside carbon nanotubes. It is a hygroscopic white solid. 236-487-3 Molecular Formula CsF Product Number 425022 APPLICATION Cesium fluoride is a fluorination agent for halide exchange reactions. Caesium fluoride can be used in organic synthesis as a source of the fluoride anion. Thallium(I) chloride, also known as thallous chloride, is a chemical compound with the formula TlCl. xH2O. Being highly dissociated, CsF is a more reactive source of fluoride than related salts. CopyCopied, InChI=1S/Cs.FH/h;1H/q+1;/p-1 Adequate ventilation. [12] Contact with acid should be avoided, as this forms highly toxic/corrosive hydrofluoric acid. Germanium tetrafluoride (GeF4) is a chemical compound of germanium and fluorine. Anhydrous AlF3 is used in the production of aluminium metal. Sodium bifluoride is non-flammable, hygroscopic, and has a pungent smell. Sodium bifluoride is the inorganic compound with the formula NaHF2. Solutions of caesium fluoride in THF or DMF attack a wide variety of organosilicon compounds to produce an organosilicon fluoride and a carbanion, which can then react with electrophiles, for example:[9], Like other soluble fluorides, CsF is moderately toxic. Molecular weight calculation: 132.90545 + … cleavage of Si-O bonds in organic synthesis. PubChem Substance ID 24851873. In the solid state, the compound features platinum(IV) in octahedral coordination geometry. Typically, an acidic solution of thallium(I) sulfate is treated with hydrochloric acid to precipitate insoluble thallium(I) chloride. Molecular Weight 151.90 . It is a white water-soluble solid that is used to prepare dense aqueous solutions for use in isopycnic (or "density-gradient") centrifugation. What is the formula for aluminum fluoride? Its solubility is higher in organic solvents compared to other carbonates like potassium and sodium carbonates, although it remains quite insoluble in other organic solvents such as toluene, p-xylene, and chlorobenzene. Caesium fluoride or cesium fluoride is an inorganic compound with the formula CsF and it is a hygroscopic white solid. [Cs+] Caesium fluoride can be used in organic synthesis as a source of the fluoride … Caesium fluoride or cesium fluoride is an inorganic compound with the formula CsF and it is a hygroscopic white solid. Caesium bromide or cesium bromide is an ionic compound of caesium and bromine with the chemical formula CsBr. It also appears to have applications in energy conversion. Caesium also has the highest electropositivity of all non-radioactive elements and fluorine has the highest electronegativity of all elements. It is available in its anhydrous form, and if water has been absorbed, it is easy to dry by heating at 100 °C for two hours in vacuo. CopyCopied, Validated by Experts, Validated by Users, Non-Validated, Removed by Users, Predicted data is generated using the ACD/Labs Percepta Platform - PhysChem Module. Safety glasses and gloves. [F-]. Caesium carbonate has a high solubility in polar solvents such as water, alcohol and DMF. Potassium heptafluorotantalate is an inorganic compound with the formula K2[TaF7]. Click to predict properties on the Chemicalize site, For medical information relating to Covid-19, please consult the, ACD/Labs Percepta Platform - PhysChem Module, Compounds with the same molecular formula, Search Google for structures with same skeleton. As with other soluble fluorides, CsF is moderately basic, because HF is a weak acid. Cesium fluoride 99% Synonym: NSC 84270 CAS Number 13400-13-0. Caesium fluoride or cesium fluoride is an inorganic compound with the formula CsF. Caesium fluoride or cesium fluoride is an inorganic compound with the formula CsF and it is a hygroscopic white solid. Reacts explosively with benzene diazonium fluoroborate. This solid crystallizes in the caesium chloride motif. [8] CsF gives higher yields in Knoevenagel condensation reactions than KF or NaF.[9]. They are all colorless solids. PURITY min. The low nucleophilicity of fluoride means it can be a useful base in organic chemistry. 99.9 % SPECIFICATION It is a salt of sodium cation (Na+) and bifluoride anion (HF2−). Actinium fluoride (AcF3) is an inorganic compound of actinium and fluorine. Cesium fluoride, purum p.a., >=98.0% Cesium fluoride, 99.9% trace metals basis Cesium fluoride, 99.99% trace metals basis Cesium fluoride, BioUltra, >=99.0% (F) 99.9 % CAS-No. The formula for sodium fluoride is NaF. DANGER: CORROSIVE, POISON, burns skin and eyes, DANGER: POISON, irritates skin, eyes, lungs. Due to the strength of the Si–F bond, fluoride is useful for desilylation reactions, i.e. Caesium fluoride can be used in organic synthesis as a source of the fluoride anion. This strong Brønsted acid features a non-coordinating anion, hexafluorophosphate. It is a colorless gas. NACRES NA.22 Caesium sulfate or cesium sulfate is the inorganic compound and salt with the formula Cs2SO4. [11] CsF is commonly used for such reactions. [5], Caesium fluoride has the halite structure, which means that the Cs+ and F− pack in a cubic closest packed array as do Na+ and Cl− in sodium chloride.[3]. EC Number 236-487-3. ››Caesium Fluoride molecular weight. CsF is an alternative to tetra-n-butylammonium fluoride (TBAF) and TAS-fluoride (TASF). Except where otherwise noted, data are given for materials in their, "Single-atom electron energy loss spectroscopy of light elements", "Efficient Synthesis of Halomethyl-2,2'-bipyridines: 4,4'-Bis(chloromethyl)-2,2'-bipyridine". This compound is used in organic synthesis as a base. CopyCopied, XJHCXCQVJFPJIK-UHFFFAOYSA-M in polymerization reactions or in brazing fluxes. Platinum tetrafluoride is the inorganic compound with the chemical formula PtF4. MDL number MFCD00010960. This colourless salt is an intermediate in the isolation of thallium from its ores. The reaction is shown below: CsF is more soluble than sodium fluoride or potassium fluoride in organic solvents. Hexafluorophosphoric acid is the inorganic compound with the chemical formula H2FPF6. It is a versatile base in organic synthesis and can be used in e.g. Its bulk crystals have the cubic CsCl structure, but the structure changes to the rocksalt type in nanometer-thin film grown on mica, LiF, KBr or NaCl substrates. Caesium fluoride can be prepared by the reaction of caesium hydroxide (CsOH) with hydrofluoric acid (HF) and the resulting salt can then be purified by recrystallization. Cesium Fluoride, purity min. [6] CsF reaches a vapor pressure of 1 kilopascal at 825 °C, 10 kPa at 999 °C, and 100 kPa at 1249 °C. Caesium carbonate or cesium carbonate is a white crystalline solid compound. It is a white, water-soluble solid that decomposes upon heating. Similarly to potassium fluoride, CsF reacts with hexafluoroacetone to form a stable perfluoroalkoxide salt. Sodium bifluoride has a number of applications in industry. CopyCopied, CSID:24179, http://www.chemspider.com/Chemical-Structure.24179.html (accessed 05:28, Nov 27, 2020) Molar mass of CsF = 151.9038532 g/mol Convert grams Caesium Fluoride to moles or moles Caesium Fluoride to grams. This white, water-soluble solid is an intermediate in the purification of tantalum from its ores and is the precursor to the metal. The caesium ion (Cs+) and caesium chloride are generally not considered toxic. Caesium has the highest electropositivity of all non-radioactive elements and fluorine has the highest electronegativity of all elements. No predicted properties have been calculated for this compound. It is the potassium salt of the heptafluorotantalate anion [TaF7]2−. [10] It will convert electron-deficient aryl chlorides to aryl fluorides (Halex process), although potassium fluoride is more commonly used. It is a white or transparent solid with a melting point a 636 °C that readily dissolves in water. 13400-13-0 EC-No. Several occur as minerals. Caesium fluoride can be used in organic synthesis as a source of the fluoride anion. It is isostructural with potassium salt. Formula for sodium fluoride? The chemical formula of cesium sulfide is Cs2S. [13], Except where otherwise noted, data are given for materials in their, "Single-atom electron energy loss spectroscopy of light elements", "Efficient Synthesis of Halomethyl-2,2'-bipyridines: 4,4'-Bis(chloromethyl)-2,2'-bipyridine", https://en.wikipedia.org/w/index.php?title=Caesium_fluoride&oldid=976583063, Pages using collapsible list with both background and text-align in titlestyle, Articles containing unverified chemical infoboxes, Creative Commons Attribution-ShareAlike License, This page was last edited on 3 September 2020, at 19:41.

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