menthone
English
editNoun
editmenthone (countable and uncountable, plural menthones)
- (organic chemistry) A minty-flavoured monoterpenoid ketone that is used in perfumery, cosmetics and flavouring.
- Menthone occurs naturally in a number of essential oils and exists as four possible stereoisomers.
- 1894, Edward Kremers, Leo C. Urban, “Hydrocymenes and Derivatives”, in Proceedings of the American Pharmaceutical Association, Volume 42, American Pharmaceutical Association, page 261:
- Upon oxidation, menthol yields the ketone menthone.
- 2015, Alan R. Hirsch, editor, Nutrition and Sensation, Taylor & Francis (CRC Press), page 277:
- The steady decline in salivary sucrose concentration in contrast with a rise in menthone concentration is air in the mouth that goes into the nose up the back of the throat.
- 2016, Johannes Panten, Horst Surburg, Common Fragrance and Flavor Materials, Wiley-VCH, page 67:
- Physical constants of industrially important menthone isomers are listed in Table 2.1.
The menthones are converted into the corresponding menthols by means of hydrogenation; for example, (−)-menthone yields (+)-neomenthol and (−)-menthol.