title: [Cyclic ketals].
mesh_terms: D002219:Carbamates / Q000138:chemical synthesis; D055598:Chemical Phenomena; D002621:Chemistry; D006571:Heterocyclic Compounds / Q000138:chemical synthesis*; D000432:Methanol / Q000138:chemical synthesis
chemical_list: D002219:Carbamates; D006571:Heterocyclic Compounds; D000432:Methanol
vernacular_title: Zur Kenntnis cyclischer Ketale.