12. Concise Synthesis of Taxol a-Ring Components: Remote Diastereoselective Additions of Alkenyl Lithiums to Aldehydes
Tetrahedron Letters 1996, 37, 9139-9142
Frost, C.; Linnane, P.; Magnus, P.; Spyvee, M.
The acid chloride 6 provides access to 7 (R,S and S,S) which upon bromine-lithium exchange undergoes remarkably highly diastereoselective additions to aldehydes; 7 is also readily elaborated into the acetal 10