title: [Colour reactions via cyclopentenyl cations (author's transl)].
mesh_terms: D055598:Chemical Phenomena; D002621:Chemistry; D002855:Chromatography, Thin Layer; D003124:Colorimetry; D003517:Cyclopentanes / Q000031:analogs & derivatives*; D005421:Flavoring Agents; D008610:Menthol
chemical_list: D003517:Cyclopentanes; D005421:Flavoring Agents; D008610:Menthol
vernacular_title: Farbreaktionen über intermediär gebildete Cyclopentenylkationen