| abstract |
The invention relates to antioxidants, mixtures, preparations, dyes, vesicles, carotinoid formulations, dermocosmetic products, pharmaceuticals, food and fodder, and other solids or liquids or the mixtures thereof, which contain 3,3'-dihydroxyisorenieratene, isorenieratene-3,3'-diquinone, 2,2',4,4'-tetra-tert-butylisorenieratene-3,3'-diquinone, 3,3'-dihydroxy-2,2',4,4'-tetra-tert-butylisorenieratene or related isorenieratene compounds, or have been produced using said compounds, or by means of a method which uses said compounds. |