Potassium tetrafluoroborate

Base Information

• Chemical Name: Potassium tetrafluoroborate
• CAS No.: 14075-53-7
• Deprecated CAS: 12692-95-4,12712-39-9,1303-68-0,12712-39-9,1303-68-0
• Molecular Formula: KBF4
• Molecular Weight: 125.903
• Hs Code.: 28269090
• European Community (EC) Number: 237-928-2,822-126-2
• NSC Number: 168351
• UNII: 7D7045L690
• DSSTox Substance ID: DTXSID6037015
• Wikipedia: Avogadrite
• Wikidata: Q11129316
• ChEMBL ID: CHEMBL3188573
• Mol file: 14075-53-7.mol

Synonyms:Potassium tetrafluoroborate;14075-53-7;Potassium fluoroborate;Potassium fluoborate;Potassium borofluoride;Avogadrite;Potassium boron fluoride;Potassium fluorohydroborate;Potassium hydrofluoroborate;Boron potassium fluoride;Potassium boride fluoride;potassium;tetrafluoroborate;BORATE(1-), TETRAFLUORO-, POTASSIUM;Potassium tetrafluoroborate(1-);Potassiumtetrafluoroborate;EINECS 237-928-2;NSC 168351;DTXSID6037015;UNII-7D7045L690;MFCD00011395;NSC-168351;7D7045L690;EC 237-928-2;Borate(1-)-10B, tetrafluoro-, potassium;Borate(1-)-11B, tetrafluoro-, potassium;Borate(1-)-10B, tetrafluoro-, potassium (1:1);B-F4.K;107827-91-8;BF4.K;Borate(1-), potassium;BF4K;KBF4;WLN: KA B-F4;Potassium borofluoride (KBF4);Potassium fluoroborate (KBF4);CHEMBL3188573;DTXCID4017015;Potassium tetrafluoroborate, 96%;AMY37015;Tox21_202804;NSC168351;AKOS015909597;POTASSIUM TETRAFLUOROBORATE [MI];NCGC00260350-01;LS-45008;CAS-14075-53-7;FT-0689148;Borate(1-), tetrafluoro-, potassium (1:1);Borato (1-), tetrafluoro-, potasio (1:1);A807689;J-524033;Q11129316;Potassium tetrafluoroborate, >=99.99% trace metals basis

Chemical Property of Potassium tetrafluoroborate

Chemical Property:

• Appearance/Colour: light gray crystalline powder.
• Melting Point: 530 °C(lit.)
• Refractive Index: 1.3245
• Boiling Point: 960.85 (310 torr)
• PSA: 0.00000
• Density: 2.505 g/mL at 25 °C(lit.)
• LogP: 1.30000
• Storage Temp.: Sealed in dry,Room Temperature
• Sensitive.: Moisture Sensitive
• Water Solubility.: 4.4 g/L (20 ºC)
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 5
• Rotatable Bond Count: 0
• Exact Mass: 125.9666243
• Heavy Atom Count: 6
• Complexity: 23

Purity/Quality:

98% ^*data from raw suppliers

Potassium tetrafluoroborate ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi,C
• Hazard Codes: Xi,C
• Statements: 36/37/38-34
• Safety Statements: 37/39-26-45-36/37/39-24/25

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Chemical Classes: Metals -> Metals, Inorganic Compounds
• Canonical SMILES: [B-](F)(F)(F)F.[K+]
• Uses: Has been proposed as a flux for soldering and brazing; filler in resin-bonded grinding wheels. Potassium tetrafluoroborate is used as an active filler in the preparation of resin-bonded abrasives. It is also used for extraction, refining and processing of metals in the chemical industry. It finds application as additive in alloying industry and welding agent. Further, it is used in the production of fluxing agents for brazing and soldering.

Technology Process of Potassium tetrafluoroborate

There total 92 articles about Potassium tetrafluoroborate which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 100.0%

lithium tetrafluoroborate + potassium dicyanomethoxypentafluoroethylborate → lithium dicyanomethoxypentafluoroethylborate + potassium tetrafluoroborate (14075-53-7)

Guidance literature:

In acetonitrile;

Reference yield: 78.0%

cis-dichlorobis(diethylsulfide)platinum(II) (14873-92-8,20244-83-1,15337-84-5,15442-57-6) + 2K(1+)*OC(CH3)C(C(O)CH3)C(C(O)CH3)C(CH3)O(2-)=CH3C(OK)C(C(O)CH3)C(C(O)CH3)C(OK)CH3 → {Pt(SEt2)2(3,4-diacetyl-2,4-hexadiene-2,5-diolate-C3,O')} + potassium tetrafluoroborate (14075-53-7)

Guidance literature:

With N(C₂H₅)3; In methanol; stirred for 16 h; filtered, filtrate evapd., dissolved in CH2Cl2, dried in vac., crystn. (CH2Cl2-diethyl ether); elem. anal.;

DOI:10.1016/S0277-5387(00)80483-0

Reference yield:

potassium fluoride (7789-23-3) + Trifluorsulfonium-tetrafluoroborat (35963-96-3) → sulfur tetrafluoride (7783-60-0) + potassium tetrafluoroborate (14075-53-7)

Guidance literature:

in N2 stream;

upstream raw materials:

potassium hydrogenfluoride

Trimethyl borate

2-methylphenyl diazonium tetrafluoroborate

potassium thioacyanate

Downstream raw materials:

boron trifluoride

potassium trifluoromanganate(II)

fluorosulfonyl anhydride

trisulfuryl fluoride

Refernces

• 1、 Finze, Maik,Bernhardt, Eduard,Willner, Helge,Lehmann, Christian W.. "Reactions of (CF3)3BCO with amines and phosphines". . p. 669 - 678. Retrieved 2006.
• 2、 He, Jingui,Li, Yong,Xue, Xiangxin,Ru, Hongqiang,Huang, Xiaowei,Yang, He. "Study on the coordination properties of [CeFx]4-x and [BFy]3-y in sulfuric acid medium by complexometric potentiometric titration". . p. 106 - 111. Retrieved 2013.
• 3、 Peryshkov, Dmitry V.,Popov, Alexey A.,Strauss, Steven H.. "Direct perfluorination of K2B12H12 in acetonitrile occurs at the gas bubble-solution interface and is inhibited by HF. Experimental and DFT study of inhibition by protic acids and soft, polarizable anions". . p. 18393 - 18403. Retrieved 2009.
• 4、 Saldin,Sukhovei,Savchenko,Slobodyuk,Kavun, V. Ya.. "Thermal studies of potassium tetrahydroborate?sodium tetrafluoroborate mixtures". . p. 489 - 497. Retrieved 2017/05/05.
• 5、 -. "COMPOUNDS CONTAINING PERFLUOROALKYL-CYANO-ALKOXY-BORATE ANIONS OR PERFLUOROALKYL-CYANO-ALKOXY-FLUORO-BORATE ANIONS". Page/Page column 19. . Retrieved 2012/12/13.