NEW SPIROCYCLIC COMPOUNDS

摘要

The new spirocyclic compounds of the general formula (I): are powerful odorants. In the formula the -C(O)X-substituted ring is saturated or unsaturated in the .alpha. or .beta. position, and X represents a methylene group or an oxygen atom, R1, R2, R3, R4 are independently a hydrogen atom or a methyl radical, n or n' are independently 1 or 2 and R4 can be at any position on the ring not being the -C(O)X substituted ring.