title: Studies on antibiotics and related substances. XXIX. Syntheses of 2-acetamido-5-oxo-6-hepatenoic acid and 2-acetamido-4-oxo-5-hexenoic acid.
mesh_terms: D000903:Antibiotics, Antineoplastic / Q000138:chemical synthesis*; D007651:Keto Acids / Q000138:chemical synthesis*
chemical_list: D000903:Antibiotics, Antineoplastic; D007651:Keto Acids