Society, Bellingham, Wash., June 1960, p 25. by comparison, have focused attention on other intermediates in these ring systems. Recently we have reported4 that the reaction of either nortricyclyl or dehydronorbornyl chloride with sodium in n-decane results in rearrangement and ring cleavage, yielding a nearly identical mixture of hydrocarbon products: nortric yclene, norbornene, and 3-and 4-vinylc yclopentene (eq 1). The ...