potassium fluoride

基本解釋

This paper reports the function of anhydrous potassium fluoride and acetonitrile in C-alkylation of active methylene group of acetoacetic ester.
無(wú)水氟化鉀和乙腈在乙酰乙酸乙酯活潑亞甲基的C-烴基化中的作用。
Then, sodium fluoride, potassium fluoride and (rubidium, cesium) fluoride was separated by concentrating, stepwise precipiting from the solution.
分離后的溶液進(jìn)行濃縮，分步析出氟化鈉、氟化鉀和銣銫氟化物。
The knoevenagel condensation of aromatic aldehydes with ethyl cyanoacetate proceeds smoothly in the presence of potassium fluoride giving products in high yield. Only the E isomers could be isolated.
在氟化鉀催化下，芳香醛與氰乙酸乙酯發(fā)生克腦文格爾縮合反應(yīng)，得到高產(chǎn)率的縮合產(chǎn)物。且只得到E式異構(gòu)體。