Patent ID: 7261995

Claim:
A nitrogen-containing organic compound having a 7-oxanorbornane-2-carboxylic ester structure, represented by the general formula (1): wherein R 1 is hydrogen or a straight, branched or cyclic C 1 -C 10 alkyl group; R 2 and R 3 are each independently a C 1 -C 20 alkyl group, C 6 -C 20 aryl group or C 7 -C 20 aralkyl group which may contain at least one polar functional group selected from the group consisting of ether, carbonyl, ester, alcohol, sulfide, nitrile, amine, imine and amide, and wherein the hydrogen atoms of R 2 and R 3 may be substituted with halogen atoms, or R 2 and R 3 , taken together, may form a heterocyclic or heteroaromatic ring of 2 to 20 carbon atoms with the nitrogen atom to which they are attached.