Enantioselective hydrolysis of cis -1,2-diacetoxycycloalkanedimethanols:enzymatic preparation of chiral building blocks from prochiral meso -substrates.
Enzymatic ester hydrolysis and synthesis - two approaches to cycloalkane derivatives of high enantiomeric purity
作者:Ulrich Ader、Detlef Breitgoff、Peter Klein、Kurt E. Laumen、Manfred P. Schneider
DOI:10.1016/s0040-4039(00)99581-9
日期:——
(1,2)- and (1,2)-Acetoxycycloalkanedimethanols 1-6 of highenantiomericpurities were prepared by enzymatic hydrolysis and esterification respectively in presence of lipase from porcine pancreas (PPL) and Pseudomonas sp. (SAM-II).
Preparation of chiral hydroxyester synthons vis stereoselective porcine pancreatic lipase-catalysed hydrolyses of meso-diesters
作者:Wolfgang Kasel、Philip G. Hultin、J. Bryan Jones
DOI:10.1039/c39850001563
日期:——
Stereoselective porcine pancreatic lipase-catalysed hydrolyses of monocyclic meso-1,2-diesters provides a flexible and convenient preparative route to chiral hydroxyesters and lactones of asymmetric synthetic value.