Download full text in 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. ... A total convergent synthesis of leukotriene (+)-LTB 4 has been carried out via two enantiomerically pure α-hydroxyaldehydes,chiral key intermediates both obtained from D-mannitol and connected at a four carbon atoms interval by Wittig reactions. ... A total convergent synthesis of ...