| abstract |
The new spirocyclic compounds of the general formula (I):n nare powerful odorants. n In the formula the -C(O)X-substituted ring is saturated ornunsaturated in the α or β position, and X represents anmethylene group or an oxygen atom, R 1 , R 2 , R 3 , R 4 arenindependently a hydrogen atom or a methyl radical, n or n'nare independently 1 or 2 and R 4 can be at any position onnthe ring not being the -C(O)X substituted ring. |