title: [Studies on ketene and its derivatives. LIX. Ring-closure of 5-acetyl-2,6-dimethyl-4(3H)-pyrimidone (author's transl)].
mesh_terms: D003500:Cyclization; D011743:Pyrimidines / Q000138:chemical synthesis; D011744:Pyrimidinones
chemical_list: D011743:Pyrimidines; D011744:Pyrimidinones