Enzyme-catalysed kinetic resolution of N,O-diacetyl derivatives of cyclic 1,3-amino alcohols
作者:Judit Kámán、Enikő Forró、Ferenc Fülöp
DOI:10.1016/s0957-4166(01)00318-4
日期:2001.7
Racemates of N.O-diacetyl derivatives of cis- and trans-2-aminomethylcyclopentanols 5 and 6 and cis- and trans-2-aminomethyleyelohexanols 7 and 8 were resolved through lipase-catalysed asymmetric O-deacylation at the (IR) stereogenic centre. The gram-scale resolutions of 5-8 were carried out with ethanol in di-iso-propyl ether in the presence of Novozym 435. The unreacted N.O-diacetyl compounds 5a-8a were transformed to the corresponding alcohols 5c-8c without loss of enantiopurity. (C) 2001 Elsevier Science Ltd. All rights reserved.
SIMON, L.;TALPAS, G. S.;FUELOEP, F.;BERNATH, G., ACTA CHIM. HUNG., 1985, 118, N 2, 139-145
作者:SIMON, L.、TALPAS, G. S.、FUELOEP, F.、BERNATH, G.