Occurrence
d-Isomenthone has been reported to have been isolated from Micromeria abissinica
Benth., Pelargonium tomentosum Jacquin and others. /-Isomenthone has been identified in Reunion
geranium, Pelargonium capitatum and others (FenaroWs Handbook of Flavor Ingredients, 1971).
Definition
ChEBI: (-)-isomenthone is an isomenthone. It is an enantiomer of a (+)-isomenthone.
Preparation
By hydrogénation of piperitone.
Metabolism
d-Isomenthone undergoes reduction in the rabbit, since d-isomethylglucuronide is
excreted in the urine. The other possible reduction product, d-neoisomenthol is not excreted (Williams, 1959).