451462-74-1Relevant articles and documents
Memory of chirality effects in aldol cyclisations of 1-(3-oxobutyryl) derivatives of L-4-oxaproline and L-proline isopropyl esters
Brewster, Andrew G.,Jayatissa, Jay,Mitchell, Mark B.,Schofield, Anthony,Stoodley, Richard J.
, p. 3919 - 3922 (2007/10/03)
Stereoretentive C-C bond formations are features of the aldol cyclisations of the 1-(3-oxobutyryl) derivatives of L-4-oxaproline and L-proline isopropyl esters, consistent with the involvement of axially chiral enolate intermediates.