A New Preparation of Optically Active <i>N</i>-Acyloxazolidinones via Ruthenium-Catalyzed Enantioselective Hydrogenation
作者:Pierre Le Gendre、Patrice Thominot、Christian Bruneau、Pierre H. Dixneuf
DOI:10.1021/jo971733d
日期:1998.3.1
5-Exo-dig aminocylization/hydroxyfluorination of propargylic carbamates
作者:Antonio Arcadi、Marco Chiarini、Luana Del Vecchio、Fabio Marinelli
DOI:10.1016/j.jfluchem.2018.04.002
日期:2018.7
The reaction was effectively promoted by NaHCO3 and/or silver catalysis. The peculiar behavior of propargylic carbamates bearing a chiral steroidal moiety is described. Extensions and limitations of the procedure with respect to urea derivatives, homopropargyl compounds, internal alkynes and one-pottransformations of propargylic alcohols with isocyanates are reported.