Concise Stereoselective Routes to Advanced Intermediates Related to Natural and Unnatural Pinnaic Acid This work was supported by the National Institutes of Health (Grant Numbers: CA28824). Postdoctoral Fellowship support is gratefully acknowledged by M.W.C. (U.S. Army BCRP, DAMD17-98-1-8154), M.F.H. (5T32 CA62948-05), and D.T. (Schering Research Foundation, Berlin). We thank Dr. George Sukenick of the MSKCC NMR Core Facility for NMR and mass spectral analyses
Angew Chem Int Ed Engl. 2001 Dec 3;40(23):4450-4452.
doi: 10.1002/1521-3773(20011203)40:23<4450::aid-anie4450>3.0.co;2-m.