76739-79-2Relevant academic research and scientific papers
New amidophosphine-phosphinites (tLANOPs) as chiral ligands for asymmetric hydrogenation reactions
Broger, Emil A.,Burkart, Wolfgang,Hennig, Michael,Scalone, Michelangelo,Schmid, Rudolf
, p. 4043 - 4054 (2007/10/03)
The new amidophosphine-phosphinite (AMPP) ligands 4a-g (called tLANOP ligands) derived from the chiral hydroxy amide (R)- or (S)-2-hydroxy-3,3,N- trimethylbutyramide have been prepared in 48-83% yield. The crystal structures of the square planar complexes
153. Synthese von optisch aktiven, natuerlichen Carotinoiden und strukturell verwandten Naturprodukten. IV. Synthese von (3R,3'R,6'R)-Lutein
Mayer, Hans,Ruettimann, August
, p. 1451 - 1455 (2007/10/02)
The synthesis of (3R,3'R,6'R)-lutein (19) according to the building principle C25+C15=C40 is reported utilizing (R)-4-hydroxy-2,6,6-trimethyl-2-cyclohexen-1-one (4) as a readily available key intermediate.
