Download PDF Opens in a new window. Article suggestions will be shown in a dialog on return to ScienceDirect. ... Please enable JavaScript to use all the features on this page. ... The four isomers of cis- and trans-1,2-diaminoindanes 5 and 11 were prepared in three steps and high enantiomeric excess by a key lipase-catalyzed selective transesterification of racemic cis-2-azido-1-indanol and trans-1-azido-2-indanol, respectively. ... Recently, we reported ...