Lavender and peppermint oils of English origin rank as the best qualities.
It is a colourless liquid, possessing a peppermint odour and boiling at 155° C. Nitric acid oxidizes it to adipic acid.
Peppermint and spearmint, two herbs listed as included in this company's products, provide pleasant tasting teas, flavor candies and desserts, and also have medicinal qualities; their aromas are stimulating rather than soothing.
The best known of these are cloves, pimento (allspice), myrtle, eucalyptus, caraway, fennel, dill, coriander, rosemary, lavender, peppermint, spearmint, nutmeg, cinnamon, sandal-wood, turpentine, juniper berries, valerian and sumbul.
Mayer (Ann., 18 93, 2 75, p. 363) obtained azelain ketone, C,H140, a liquid of peppermint odour.