氟化钾(Potassium fluoride)是一种盐,所以又叫钾的氟化盐。化学式为KF,分子量为58.10。 为白色单斜结晶或结晶性粉末,味咸,易吸湿。溶于水,不溶于乙醇。其水溶液呈碱性,能腐蚀玻璃和瓷器。相对密度为2.454,熔点为858℃。
abbr. KF
misc. potassium fluoride
halogen-exchange fluorination, microwave,potassium fluoride,solvent,polymer quaternary ammonium salt, Lewis acid, "non-heat effect
卤素交换氟化反应,微波,氟化钾,溶剂,高分子季铵盐,Lewis 酸,“非热效应”
参考来源 - 微波促进卤素交换氟化反应研究·2,447,543篇论文数据,部分数据来源于NoteExpress
在氟化钾催化下, 芳香醛与氰乙酸乙酯发生克脑文格尔缩合反应,得到高产率的缩合产物。
The knoevenagel condensation of aromatic aldehydes with ethyl cyanoacetate proceeds smoothly in the presence of potassium fluoride giving products in high yield.
因此用氟化钾可以有效地分离吡啶水体系。
Thus water could be separated efficiently from the pyridine-water by adding KF into the system.
报道了在无水氟化钾和乙腈作用下2 -庚酮的合成。
This paper reports the synthesis of 2-heptanone in the functions of absolute potassium fluoride and acetonitrile.
应用推荐