912653-92-0Relevant articles and documents
Stereoselective allyl transfer to chiral α-methoxycarbaldehydes: A model study related to the C-9/C-15 fragment of geldanamycin
Horneff, Tony,Herdtweck, Eberhardt,Randoll, Soeren,Bach, Thorsten
, p. 6223 - 6234 (2007/10/03)
The enantiomerically pure α-methoxycarbaldehyde 3 was prepared from l-leucine in five steps and 31% overall yield. The aldehyde was subjected to a diastereoselective BF3-mediated crotylation with silane 4 and to various reagent-controlled addit