(I)(a) Present ndtlrcss: Shulton, Inc., Clifton, NJ ethyl malonate with 2~ ans-1, 4-ditosy~ oxycyc~ ohex-ane in the presence of sodium ethoxide. A product was isolated in low yield whose elementary analysis corresponded to that calculated for 7, 7-dicarbethoxynorbornane . Saponification and decarboxylation of the diester followed by conversion to the amide, however, gave a monocarboxamide whose properties differed from those of norbornane-7 ...
