Intermolecular addition of alcohols to carbodiimides catalyzed by rare-earth metal amides
Sign Up to like & getrecommendations! Published in 2018 at "Organic chemistry frontiers"
DOI: 10.1039/c7qo00991g
Abstract: A novel catalytic behavior of simple rare-earth metal amides RE[N(SiMe3)2]3 (RE = La(1), Nd(2), Sm(3), Yb(4), Y(5)) in the intermolecular addition of alcohols to carbodiimides was disclosed. A series of isoureas were obtained in good… read more here.
Keywords: addition; earth metal; intermolecular addition; rare earth ... See more keywords
Zn(II)-catalysed enantioselective addition of alcohols and tert-butyl hydroperoxide to isatin-derived N-Boc ketimines.
Sign Up to like & getrecommendations! Published in 2023 at "Chemical communications"
DOI: 10.1039/d3cc01527k
Abstract: Using binaphthyl-proline-based chiral ligands, Zn(II)-catalysed addition of alcohols and tert-butyl hydroperoxide to isatin-derived N-Boc ketimines provided the isatin-derived C3 N,O-aminals in up to 99% yield and up to 99% ee. The reactions could be carried… read more here.
Keywords: butyl hydroperoxide; isatin; alcohols tert; addition alcohols ... See more keywords