1.04994

Potassium fluoride

for analysis EMSURE^® ACS

• 別名: Potassium fluoride
• 実験式（ヒル表記法）: FK
• CAS番号: 7789-23-3
• 分子量: 58.10
• MDL番号: MFCD00011398
• UNSPSCコード: 12352302
• EC Index Number: 232-151-5
• NACRES: NA.21
• アッセイ: ≥99.0% (precipitation titration)
• グレード: ACS reagent
• フォーム: solid
• 溶解性: 923 g/L

特性

• グレード: ACS reagent
• 品質水準: 300
• 蒸気圧: 1.3 hPa ( 885 °C)
• 製品種目: EMSURE^®
• アッセイ: ≥99.0% (precipitation titration)
• フォーム: solid
• 有効性: 245 mg/kg LD₅₀, oral (Rat)
• 不純物: ≤0.05% Free acid (as HF)
• pH: 8-9 (20 °C, 50 g/L in H₂O)
• bp: 1505 °C/1013 hPa
• mp: 846 °C
• 溶解性: 923 g/L
• 密度: 2.48 g/cm³ at 20 °C
• かさ密度: 400 kg/m³
• 微量陰イオン: chloride (Cl^-): ≤0.005%; hexafluorosilicate (SiF₆^2-): ≤0.05%; sulfate (SO₄^2-): ≤0.005%
• 微量陽イオン: Fe: ≤0.001%; Na: ≤0.2%; excess alkali: ≤0.05% (as KOH); heavy metals (as Pb): ≤0.001%
• 保管温度: 2-30°C
• InChI: 1S/FH.K/h1H;/q;+1/p-1
• InChI Key: NROKBHXJSPEDAR-UHFFFAOYSA-M

詳細

アプリケーション

• Preanalytical factors influencing the results of ethanol analysis in postmortem specimens.: This study explores various preanalytical factors that affect the accuracy of ethanol analysis in postmortem specimens. Potassium fluoride is highlighted for its role in preventing the postmortem production of ethanol, thus ensuring reliable analytical results (Olds & Jones, 2024).


• Enantioselective Synthesis of Chiral 2-Nitroallylic Amines via Cooperative Cation-Binding Catalysis.: This study reports the enantioselective synthesis of chiral 2-nitroallylic amines using a cooperative cation-binding catalysis approach involving potassium fluoride. It highlights the compound′s efficacy in asymmetric synthesis, an important area in organic chemistry (Park et al., 2023).


• Synthesis of Sulfonyl Fluorides Using Direct Chloride/Fluoride Exchange in Potassium Fluoride and Water/Acetone.: The article presents a method for synthesizing sulfonyl fluorides using direct chloride/fluoride exchange in potassium fluoride and water/acetone, highlighting a practical and efficient approach to synthesizing these important compounds in organic chemistry (Bare, 2023).

アナリシスノート

Assay (precipitative titration): ≥ 99.0 %
Free alkali (as KOH): ≤ 0.05 %
Free acid (as HF): ≤ 0.05 %
Chloride (Cl): ≤ 0.005 %
Hexafluorosilicate (SiF₆): ≤ 0.05 %
Sulfate (SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.001 %
Fe (Iron): ≤ 0.001 %
Na (Sodium): ≤ 0.2 %

法的情報

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

安全性情報

• ピクトグラム: GHS05,GHS06
• シグナルワード: Danger
• 危険有害性情報: H301 + H311 + H331 - H318
• 注意書き: P261 - P280 - P301 + P310 - P302 + P352 + P312 - P304 + P340 + P311 - P305 + P351 + P338
• 危険有害性の分類: Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Eye Dam. 1
• 保管分類コード: 6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
• WGK: WGK 1
• 引火点(°F): Not applicable
• 引火点(℃): Not applicable