title: [Syntheses of 2-alkylpyrimidines by dehydrocyclization and dehydrogenation (author's transl)].
mesh_terms: D000447:Aldehydes; D003500:Cyclization; D003959:Diamines; D008722:Methods; D010084:Oxidation-Reduction; D011743:Pyrimidines / Q000138:chemical synthesis*
chemical_list: D000447:Aldehydes; D003959:Diamines; D011743:Pyrimidines