Diphenyl oxide (or biphenyl-type) has a distinctive geranium-like floral character with green, slightly metallic and earthy facets. It carries a sweet, waxy undertone reminiscent of orange flower and neroli, with a persistent, slightly medicinal edge on dry-down.AI · claude-opus-4-7
Composition, IFRA restriction figures, allergen concentrations and where this material is bought are part of Perfume Foundry’s curated library and need an account. Create one or sign in.
Perfume and Flavor Chemicals, page 440.
Colorless crystals.
Insoluble in water, soluble in alcohol, miscible with most oils.
Peculiar odor, gassy-green, remotely reminiscent of Geranium, but overall mild and rather nondescript, choking in high concentration. Sometimes described as 'metallic' odor.
Has been suggested for use in soap and powder perfumes as a fixative for Rose and Geranium type fragrances.
1) by pyrolytic dehydrogenation of Benzene. 2) by isolation from coal tar.