... R. W. White and WD Emmons, Tetrahedron, 17, 31 (1962); lob, H. Loato and J. Ruohonen, Suom ... Arthur G. Schultz,* Mitchell H. Berger Department of Chemistry, Cornell University Ithaca, New York 14853 ... The mixture was acidi- fied with 6 M HC1 and the organic layer separated ...