An enantioselective borane-mediated deacylation of C2-symmetrical 1,3-diacetyl-2-imidazolidinethiones, catalyzed by oxazaborolidines derived in situ from an aminoalcohol 2 and borane, provides a promising process for highly effective kinetic resolution.
[EN] METHOD FOR CATALYTICALLY ACTIVATING CARBON DIOXIDE AS CARBONYLATION REAGENT WITH INORGANIC SULFUR<br/>[FR] PROCÉDÉ POUR L'ACTIVATION CATALYTIQUE DE DIOXYDE DE CARBONE EN TANT QUE RÉACTIF DE CARBONYLATION AVEC DU SOUFRE INORGANIQUE<br/>[ZH] 无机硫催化活化二氧化碳作为羰基化试剂的方法