Song, CE Yang, JW Ha, HJ 2024-01-21T18:35:31Z 2024-01-21T18:35:31Z 2021-09-05 1997-03-27 0957-4166 https://pubs.kist.re.kr/handle/201004/143885 Comparable reactivity and enantioselectivity to those in homogeneous solution have been achieved in heterogeneous catalytic asymmetric dihydroxylation (AD) of olefins using a new silica gel supported cinchona alkaloid containing 1,4-bis(9-O-quininyl)phthalazine ((QN)(2)-PHAL). Moreover, the silica supported alkaloid exhibited much greater binding ability for OsO4 than its homogeneous analogue. (C) 1997 Elsevier Science Ltd. English PERGAMON-ELSEVIER SCIENCE LTD STATIONARY PHASES CATALYTIC DIHYDROXYLATION POLYMER SUPPORT ALKENES DERIVATIVES RESOLUTION Silica gel supported bis-cinchona alkaloid: A highly efficient chiral ligand for heterogeneous asymmetric dihydroxylation of olefins Article 10.1016/S0957-4166(97)00074-8 1 TETRAHEDRON-ASYMMETRY, v.8, no.6, pp.841 - 844 TETRAHEDRON-ASYMMETRY 8 6 841 844 scie scopus A1997WQ93300009 2-s2.0-0030949856 Chemistry, Inorganic & Nuclear Chemistry, Organic Chemistry, Physical Chemistry Article STATIONARY PHASES CATALYTIC DIHYDROXYLATION POLYMER SUPPORT ALKENES DERIVATIVES RESOLUTION silica gel supported bis-cinchona alkaloid