Lee, S Lim, CW Song, CE Kim, IO Jun, CH 2024-01-21T18:04:33Z 2024-01-21T18:04:33Z 2021-09-05 1997-09-11 0957-4166 https://pubs.kist.re.kr/handle/201004/143592 New C-2-symmetric chiral (4S,4'S)-bioxazoles 3a and 3b, possessing chirality on their backbone, were synthesized efficiently starting from L-tartaric acid. The structure of 3a was determined by X-ray crystal structure analysis. With these novel chiral bioxazole ligands, as a preliminary investigation for their effects on the enantioselectivity, rhodium(I)-catalyzed enantioselective hydrosilylations of acetophenone were carried out. (C) 1997 Published by Elsevier Science Ltd. English PERGAMON-ELSEVIER SCIENCE LTD CATALYZED ALLYLIC SUBSTITUTION PHOSPHINE HYBRID LIGAND ENANTIOSELECTIVE HYDROSILYLATION OXAZOLINE LIGANDS CYCLOPROPANATION KETONES OLEFINS COMPLEXES Synthesis of new C-2-symmetsic bioxazoles and application as chiral ligands in asymmetric hydrosilylation Article 10.1016/S0957-4166(97)00353-4 1 TETRAHEDRON-ASYMMETRY, v.8, no.17, pp.2927 - 2932 TETRAHEDRON-ASYMMETRY 8 17 2927 2932 scie scopus A1997XY65700010 2-s2.0-0030864736 Chemistry, Inorganic & Nuclear Chemistry, Organic Chemistry, Physical Chemistry Article CATALYZED ALLYLIC SUBSTITUTION PHOSPHINE HYBRID LIGAND ENANTIOSELECTIVE HYDROSILYLATION OXAZOLINE LIGANDS CYCLOPROPANATION KETONES OLEFINS COMPLEXES C ₂ -symmetric bioxazole ligand