Cyclic esters, process for their preparation and their use as parfuming and flavouring agents; parfume and flavouring compositions containing them

摘要

the invention concerns new cyclic esters, compounds of the formulawhatr 'c1 - 4 - alkyl and r3 is hydrogen or methyl undr2 represent hydrogen wobeiaber not both at the same time.;the invention relates to a process for the production of the new 1;the invention also relates to the use of i as odoriferous substances and / or flavours and smell and / or geschmackstoffkompositionen, with a content of 1 are marked.