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Trimethyloxonium tetrafluoroborate is the organic compound with the formula [(CH 3) 3 O] + [BF 4] −. (It is sometimes called "Meerwein's salt" after Hans Meerwein. [1] [a]) This salt is a strong methylating agent, being a synthetic equivalent of CH + 3.
Despite the low reactivity of the tetrafluoroborate anion in general, BF − 4 serves as a fluorine source to deliver an equivalent of fluoride. [2] The Balz–Schiemann reaction for the synthesis of aryl fluorides is the best known example of such a reaction. [3]
Triethyloxonium tetrafluoroborate is the organic oxonium compound with the formula [(CH 3 CH 2) 3 O] + [BF 4] −.It is often called Meerwein's reagent or Meerwein's salt after its discoverer Hans Meerwein.
Project Reality is a series of military tactical first-person shooter video game modifications that aim to create a realistic teamwork-based shooter centered around modern warfare and combined arms.
Battlefield 4 is a 2013 first-person shooter video game developed by DICE and published by Electronic Arts.The game was released in October and November for Microsoft Windows, PlayStation 3, Xbox 360, PlayStation 4, and Xbox One, and is the sequel to 2011's Battlefield 3, taking place six years later during the fictional "War of 2020".
Nitronium tetrafluoroborate is an inorganic compound with formula NO 2 BF 4.It is a salt of nitronium cation and tetrafluoroborate anion. [1] It is a colorless crystalline solid, which reacts with water to form the corrosive acids HF and HNO 3.
Nitrosonium tetrafluoroborate, also called nitrosyl tetrafluoroborate, is a chemical compound with the chemical formula NOBF 4.This colourless solid is used in organic synthesis as a nitrosating agent, diazotizing agent and a mild oxidant.
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