Zobrazeno 1 - 3
of 3
pro vyhledávání: '"Sheng-Xun Shi"'
Publikováno v:
Synthetic Communications. 33:2103-2108
Various types of aldehydes and ketones could be converted to their corresponding diethyl acetals with triethylorthoformate in the presence of solid superacid in good to excellent yield under mild reaction conditions.
Publikováno v:
ChemInform. 34
Publikováno v:
Analytical sciences : the international journal of the Japan Society for Analytical Chemistry. 19(5)
A method for activating ISE is proposed that can allow determination of the fluoride concentration at ng mL(-1) level with good precision and accuracy. Fluoride ISE is activated in 0.5 mol L(-1) HClO4 medium and then fluoride is determined in the sam