Scavenging of Fluorinated <i>N</i>,<i>N</i><i>‘</i>-Dialkylureas by Hydrogen Binding: A Novel Separation Method for Fluorous Synthesis
作者:Claudio Palomo、Jesus M. Aizpurua、Iraida Loinaz、Maria Jose Fernandez-Berridi、Lourdes Irusta
DOI:10.1021/ol016165+
日期:2001.7.1
[GRAPHICS]A dramatic solubility increase in fluorous solvents is observed for N,N ' -di(polyfluoroalkyl)ureas when hydrogen binding complexes are formed with commercially available perfluoroalkanoic acid scavengers. As a case example, analytically pure peptides and esters are obtained using this novel separation method.