| abstract |
Novel derivatives of substitute norbornane and nortricyclene are derived from 5-ethylidene-2-norbornane by reaction with organic acids in the presence of protonating catalysts. The novel derivatives have the structural formlulae: IN WHICH R1 represents an ethylidene or an ethyl group; R2 represents an acyloxy radical derived from an alkanoic acid containing up to 5 carbon atoms, a hydroxyl group, or an oxygen group; R3 represents an ethyl group; and mixtures thereof. |